SCIENTIFIC ABSTRACT SOLOMONOV, M. - SOLOMONOV, S.

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SCIENTIFIC ABSTRACT
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-4-35/39 eroblem of Combined Utilisat-ion- of Fuel -it, National E,::cnom,7 for Generating Power and for T,@hnplogical "'onference of Power Reaear@@h Eetablislmentc of the Ac.S--.USSR and .,f the Individual Scviet Rlzpublllc@.; proved of purilfyi@S ?11 by means of a cen-Gri- fuge. The Instit-ute kr Thurra'L Puw,@!.- @I' th,e Ac.Sr- Ukrainian SSR has evolved equipment on vower-te-.-.-hrolcrical utilization of Ukrainian brown coals, the installation of which is in the'process of being completed. Tl,-,- --a-me, instit,--,te, joint.'Aly with the Pcwer Inst-it-ai@e of th@, 3elor-,Zssian SSR, evolved projt@-,tr, of an for p.,.@wer-te::-hn-olcgical utilisation of millf,ng peat. TLa 1--stitute of Ch!-mistry of the A,@.Sri. SSR, jcintly with the Pc@wer Institute of the An-Sn. Estc=.P,)a SSR, devel*ped ani tested on pi-lo-It-p1a.at las@i-Z.'@ eOAU1pMP-nt-' 'L,, i, i 1 t 1) Y the "Il'marine',' a -reactr,-:, @if -;j new desigr., wixh a wedge-shaped fcr therma). of uhale with Card 11/12 SOV/24-58-4-35/39 Problem of Combined Utilisation of Fuel in the National Economy for Generating Power and for Technological Purposes Conference of Power Research Establishments of the Ac.Sc.USSR and .)f the Individual Soviet Republics a solid heat carrier inside a thin layer. This is virtually a complete translation. Card 12/12 AUTHOR: -4ai2E@@@ SOV/24-58-4-36/39 TITLE: Application of Tectnological Lubricants and Special Coatings During Shiping of Metals by Applying Pres7,,jxa (Primeneniye tekhnologicheskikh smazok 1 s t ' 11nYkh pokrytiy pri otrabotke metallov davleniyem3e,sia Conference at tiie Institute for Mechanical Eng-1neering of the Ac.Sc. USSR (Soveshchaniye v Institute mashino-- vedeniya Akademii nauk SSSR) PERIODICAL: Izvesti.ya Akademii Nauk SSSR, Otdeleniye Tekhnicheskikh lqaukl, 1958, Nr 4, P 153 (USSR) ABSTRACT: The conference was held in December, 1957. The following papers were read: "General Relations and the Mechanism of Operation of Lubricants During Shaping of Metals by Applying Pressure" by V.I. Likhtman, S.Ya. Veyler (Institut fizicheskoy khimii AN SSSR - Institute of Physical Chemistry of the Ac.Sc.USSR); "Applicati.--n of Principles of the Hydrodynamic Theory to the Prc,@ess of Cold Stamping" by Ye.I. Isachenkov (NIAT); 'New Stamping Lubricants for Deep and Particularly for Veri Dee- Drawing of Components made of Sheet Steeln by M.A. Sil'tsova (Gorlkovskiy avto--avod - Gorlkiy Automcb-41e Works); "Lubricants for Stamping Sheet of Steel and of Cardl/4 Various Alloys" by Yu.P. Davydov (VIAM); SOV/24-58-4-36/39 Application of Technolcgical Lubricants and Special Coatings During Shaping of Metals by Applying Pressure Conference at the Institute kr Me--hanical Engineering of the Ac.Sc.USSR "New Lubricants for Wire Drawing" by A.G. Smirncva (TSNIICbERMET); "Investigation of Technological Lubricants App 'lied for Hot Stamping of Metal Components" by S.AV Doinar (Minskiy politekhnicheskiy institut im. I.Y. Stalina - Llinsk Folytechnical Institute imeni I-V. Stalin); "Investigation and Testing of Certain Technological Lubricants and Methods of Applying these on the Dias of Presses DtLring Hot Stamping of Aluminium Alloys" by E.R. Shor (TsNIITMASh); "Lubricants Used in Shaping of 1,etal by Pressure" by Ye.B. Zharavskiy (Aviatsionnyy za-,rod -,. Aviation Works). The data given in the indi-ridual papers show the increasing use of liquid, paste and solid technological lubricants and special -1catings in highly efficient processes of shaping metals by applying pressure in the production of complicated components from various heavy and light non-ferrous allrys. The undertakings of the chemical Card2/4 and the oil industries have so far not organised the SOV/24-58-4-36/39 Application of Technological Lubri@@ants and Special Coatings During Shaping of Metals by Applying Pressure Conference at the Instituta for Me,@.hani,:@al Engineering of the Ac.Sc.USSR production of the apprcpriate lubricants and the instrument industry does not produce instruments for determining the main parameters of these lubricants. So far, investiga@,icns by individual institutes of the Ac.Sc.USSR on tezAmclcgical lubricants have not been carried o,-,t on a -:-,@).ffi,.,iently large scale and have not been adequatal.7 :@c--cr-Unated. The same applies to other instituzes. S. Ya. Veyler (Inatitut fizic@heskoy khimi� AN SSSR - Inelitute of Phys!7.al Chemistry of the Ac.S-.@.SSSR) reported on work in the field of lubricants for cold stamping. Since the result of this work is little known, it was prcposed to devote to -it a specially convened extended eeminar at the Institute of Mechanical Engineering of the Ac-Sc.USSR- Co-ordination wa6 arged of the research work in the use card3/4 of lubricants fcr shaping of metals by pressure and this SOV/24-58-4-36/39 Application of Technological Lubricants and Special Coatings During Shaping of Metals by Applying Pressure Conference at the Institute for Mechanical Engineering of the Ac.Sc.USSR task should be undertaken by the Laboratoriya. obrabotki metallov davleniyem Instituta mashinovedeniya AN SSSR (Laboratory for Shaping of Metals by Pressure of the Institute of Mechanical Engineering of the Ac.Sc.USSR). The importance was pointed out of putting onto the market instruments for determining the -gin parameters of lubricants and also of automatic'equipment for coating dies with technological lubricants. It is necessary to work out standard specifications for technological lubricants and also recipes and methods of analysis of such lubricants and to increase the manufacture by the industry of standard technological lubricants. At regular intervals, symposia should be published on technological lubricants and special coatings used in the shaping of metals by applying pressure. Card 4/4 AUTHOR: _Solomonov, At.. SOV/24-58-4-38/39 TITLE: Combating Sudden Ejections of Coal and Gas From Coal Mines (Borlba s vnezapnymi vybrosami uglya i gaza v ugol'nykh shakhtakh) (Conference at the Institute of Mining of the Ac.Sc. USSR) (Soveshchani@e v Institute gornogo dela Akademii nauk SAI PERIODICAL: Izvestiya Akademii Sauk, SSSR, Otdeleniye Tekhnicheskikh Sauk, 1958, Nr 4, PP 155 - 156 (USSR) ABSTRACT; On February 17 - 21, a conference was held at the Institut gornogDdela Akademii nauk SSSR (Mining Institute of the Ac.Sc.UbSR) on the results and prospects of research work on combating sudden ejections of coal and gas and coal explosions in mines. Members of the Central Commission for combating sudden ejections of coal and gas, representatives of scientific research and project institutes and of higher teaching establishments parti- cipated in the conference. After a brief opening speech by Academician A.A. Skochinskiy, the following papers were read at the conference: "Investigation of the Conditions Cardl/4 in the Field of Application of Local Methods of Preventing SOV/24-58-4-38/39 Combating Sudden Ejections of Coal and Gas From Coal Mines. Conference at the Institute of Mining of the Ac.Sc.USSR Sudden Ejections of Coal an:d Gas in preparatory workings and in drawing (V.V. Khodct); "Development of a Combination of Measures for Safe Mining of Coal in Stopes in Unprotected Zones of Seams Which are Dangerous From the Point of View of Sudden Ejections of Coal and Gas" (R.M. Krichevskiy); "Finding a Safe and Productive System of Working Individual Steeply Sloping Seams Which Have an Inclination to Develop Sudden Ejections of Coal and Gas" (B.S. Lookshin); "Finding an Effective System of Working Thin Seams for the Purpose of Utilising Them as Protective Seams" (B.S. Lokshin); "System of Working of the "Pugachevkall Mine of the im. Artem. Trust of Dzerzhinskugoll (N.I. Zhivlov); "System of Working 1ndividual Seams of the Central Donbass region Where There is a Danger of Sudden Ejections of Coal and Gas (D.F. Borisov); "Safe and Effective Methods of Working Coal Seams of the Yegorshinskiy deposits Which are Dangerous From the Point of View of Sudden Ejections of Coal and Gas" (D.F. Borisov); "Investigation of the Card2/4 Tendency to Ejections of Coal of the Makhnevskiy anthracite SOV/24-58-4-38/39 Combating Sudden Ejections of Coal and Gas From Coal Mines.. Conference at the Insitute of Mining of the ic. Sc. USSR deposits and Justification of Rational Methods of Mining This Coal (I.N. Sidorov); "Method of Detection of Sections Which Are-Dangerous as Regards Sudden Ejections in Seams of the Yegorshinskij mining region!' (0.1. Chernov); "Development of Geophysical Methods and Apparatus for Establishing and Studying the Fore- runners of Sudden Ejections of Coal and Gas"(M.S. Antsy- ferov); I'Result:u of Scientific lrivestigations on the Problem of Comba-r,`_ng Shcck-; in Coal Mines During 1957" (S.G. Avershin); ':On the State of Designing and Testing Drilling Machines and Equipment for Passing Through Galleries in Seams Wh-ich Are DarZerous From the Point of View of Eje.:,tiors of Coal and G@,B" (K.B. Kogan). On the basis of the presented papers and discussions, the participants in the conference concluded that in 1957 progress was achieved i.n the theory of sudden ejections of ccal and gas. Card3/4 SOV/24-58-4-38/39 Combating Sudden Ejections of Coal and Gas from Coal Mines. Conference at the Institute of Mining of the Ac.Sc.USSR Some of the interesting items discussed at the conference are briefly summarised. Card 4/4 AUTHOR: Solomonov, M. SOV/24-58-4-39/39 TITLE: General Meeting of the Technical Sciences Section of the Ac.Sc. USSR. Results of the Scientific and the Scientific-organisational Activities of This Section During 1957 (Obshcheye sobraniye Otdeleniya Tekhnicheskikh nauk AN SSSR. Itogi nauchnoy i nauchno-orge-nizatsionnoy deyatellnosti otdeleniya za 195*7 god) PERIODICAL: Izvestiya Akademii Fauk SSSR, Otdeleniye Tekhnicheskikh Nauk,, 1958, Nr 4. . PP 157 - 160 (USSR) ABSTRACT: This meeting was held on March 19, 1958 under the chair-- manship of Academician L.D. Shevyakov. During this meeting, the secretary of the Technical Sciences Section, Academici-an A.A. Blagonravov, presented a report on the scientific and orgaDisational activities of the estab- lishments of the Sa-ztion during 1957. The Institut avtomatiki i telemekhaniki (Institute of Automation and Telemechanics) solved the general problem of determining an optirrum system for the case of the normal distribution of the non-regular part of the useful signal &nd the noise. The problem was solved of determining Cardl/8 SOV/24-58-4-39/39 General Meeting of the Technical Sciences Section of the Ac.Sc. USSR. Results of the Scientific and the Scientific-organisational Activities of This Section During 1957. periodic regimes in non-linear systems with a broken- line characteristic. The same institute evolved a scheme of a pneumatic extreme-value regulator with a memory device intended for automation of new chemico- technological processes. A self-adjusting system of controlling electric grinding machines was evolved. In the Institut elektromekhaniki (InstitUe of Blectro- mechanics), a method was evolved of improving the accuracy of the method of harmonic balance in investi- gations of non-linear automatic-control systems. In the same institute, theoretical foundations were evolved and a circuit was applied of a simple digital system for programming machining of components between reference points of a profile. The Institut mashinovedeniya (Institute of Mechanical Engineering) produced a model of a milling machine with programme control and an electronic model was produced Card2/8 for investigating the dynamics of stepped systems of SOV/24-58-4-39/39 General Meeting of the Technical Sciences Section of the Ac.Sc. USSR. Results of the Scientific and the Scientific-organisational Activities of This Section During 1957 programme control, Developments in other laboratories were also mentioned by Blagonravov. In the Energeti- cheskiy institut (Institute of Power), the conditions were established which would ensure a most economic utilisation of the electricity supply of the Urals from power stations located near the fuel bases of Eastern Siberia and Northern Kazakhstan. These power stations are to be 'Linked with the long-distance power transmissbn lines of Siberia and the European part of the Soviet Union. It was found that under these conditions, it would be economical to transmit power by DC. Investigations were completed relating to the regimes of super-long- distance power transmission lines of such parameters as 2 000 to 2 500 km with a loading UD to 1 500 MW/circuit and methods of increasing th=4@lnpacityj the economy and the reliability of such lines were investigated. In the Institute of Mining, the basic material was collected for the design and construction of the iron-ore Card3/8 Yakvv1-,vr3k.'1y )f the Kursk magnetic anomaly, which is SOV/24-58-4-39/39 General Meeting of the Teshnical Sciences Section of the Ac-Sc. USSR. Results of the Scientific and the Scientific-organisational Activities of This Section During 1957 to be the largest mine in the Soviet Union. The same institute established the regime data for a process of coking of Dcnets gas coal so as to obtain high-quality metallurgic-al coke,. A method was derived of producing coal concentrates enriched with germanium, gallium and scandium. Furthermore, a new method was evolved of obtaining zirconium and titanium concentrates by using oxygen in the process of flotation. IGI produced a technological gas which can be used for the synthesis of ammonia. IMMh solved the problem of ejection by gas of liquids from a porous medium and thereby proved that it is possible to utilise underground cavities for creating stable gas storage space. In the Institut metallurgii (Instittite of Metallurgy), a high-strength titanium alloy wasdeve;qced capable of operating at temperatures up to 600 C. This institute also evolved a technology of producing components made of germanium of a small cross-section with a single- Card4/8 crystal structure, During 1957, the individual institutes SOV/24-58-4-39/39 General Meeting of the Teshnical Sciences Section of the Ac.Sc. USSR. Results Of the Scientific and the Scientific-organisational Activities of This Section During 1957 of the Te,-.hni'^-al Sciences Section of the Ac.Sc.USSR put into use twelve major developments. The Institute of Automation and Telemechanics introduced into industry new instruments and -equipment, including contactless instruments and meshanisms which are very reliable, simple to produce and to operate. The Mining Institute developed rational methods of preparing shallow seams L which are being used in thirty-three mines of the Donbass region. A combined method of beneficiation of oxided lead ores has passed industrial tests; this method enables extracting from the ores lead oxide minerals of a --omplax compositionwhich cannot be achieved bj other methods. The Instit t qg Mining also - , tfilkdse of which introdu@;ed a new reagent, "Kubcvyy /0 resulted in an i=rease in the yield of concentrates (at the Central Benefi--iation Works in Karaganda) by 25% Card 5/8 and in a 3--,'r'l-fcld reduction in the reagent consumption. SOV/24-58-4-39/39 General Meeting of the Te,@hni:a-' Ssiences Section of the Ac.Sc- USSR. Results of the Ssientific and the Scientific-organisational Activities of This Se.,Ition Duri--g 1957 The Instituta of Met"allurgy car-ried out a great deal of work on introdusing va-.uum processes in metallurgy. Vacuum treatment of alloy steell in two shops of the flDneprospatsstalll Works brought about a doubling of the production :-f better grades of transformer steel and a halving of the rejeotz due to cracks in structural and stainless steels. The im. Dzerzhinskiy Works have mastered the process olp va,@u-jm treatmen@-, of bessemer steej.,,. as a result cf which the, quality of bessemer, rimming and rail steels ,-ery appreciably. The same institute a be-lhnolcg:,, of desulphurising pig iron outside the Kast furnace., which enables increasing by 10-15% the produativity of blast furnaces with a consequent, r@du-.tion in the consumption of raw materials and the prcd,,i,?tirn @,csts of pig iron. The Institute of Metall,=g.7; 4oin-171y with VAMI, has intr6duced electric smelting of b--1',q-uet-ted @=,Centrates from 1L.-shinskoye Card6/8 produ-iing a titanium slag with over 85* i@anium, cxtd,@ @(,--tent ard a relati-,rely low consumption BOV/24-58-4-39/39 General Meeting of the Te-@hzii'(@al Scliences Se--tion cf the Ar,-sr,- USSR. Results of ths S@ientifi:7; ar-d the Scientific-organisational Activities of This SP.-'l-ion During 195? of ele-:@tri@--ty. The surface-active substan-les of the type RAS (ref4.ned alkylary! sulphonates) developed by the Instit.-@@t r-aft-- "'Pet:rcdaum Institute) are to be manufaztured in w!.-rk@ dc-,:?igrzd by Lengiprogaz. These substan.,-es w'L-'i .=---bst-it-lita natural fats in the soap industry w--.11. te aaed as fictation reagents for of Lcr;--ferrous metals -and of hard coal. A.A. alo-o mentioned some deficien.:ies in the ws7-k -1f +-he indi--iduil. institutes. In partisular, he point,@-d. out ,.hat, in a number of cases the progress lags far behi,nd the A numb@r of meas-ares are beir.g taken tkw.@) -'-n,.@ease printing capacity of the Ac.S.:..USSR D,,-@b1-1.2hi.ng whish is ai, present inadequate for satisfyIng In the last part of his address., he daa--,-t wf-@h pro!)lems. cf training 9.--ientific personne, and mertior-ed the in,,-reasing links letween the Card ?/8 SOV/24-58-4-39/39 General Meeting of the Technical Sciences Section of the Ac.Sc. USSR. Results of the Scientific and the Scientific-organisational Activities of This Section During 1957 establishments of the Technical Sciences Section of the Pc,Sc. USSR and foreign establishments. Corresponding Member of the Ac.Sc.USSR V.A. Kirillin, Academician A.I. Berg, Corresponding Membeisof the Ac.Sc. USSR B.K. Aleksandrov, A.V. Gorinov and N.A. Derevyanko participated in the discussions following the report of A.A. Blagonravov. During the general meeting, Doctor of Technical Sciences N.A. Chinakal presented a paper on the "shield" system of working thick seams. Card 8/8 USCCEM-DC-60.,701 AUTHOR: Solomon V 210V/24-58-5-30/31 @TITLO: Scientific-Method Conference on the Problem of Breaking-up Rocks by Explosions (Pervoye nauchno- metodicheskoye soveshchaniye po probleme drobleniya gornykh porod vzryvom) PERIODICAL: Izvestiya Akademii Nauk SSSR, Otdeleniye Tekhnicheskikh Nauk, 1958, Nr 5, pp 143-144 (USSR) ABSTRACT: On February 24-26, 1958 a conference was held on breaking- up rocks by explosions at the Institute of Mining, Ac.Sc., USSR (Institut Gornogo Dela AN SSSR). 100 people from 32 towns participated and the participants included representatives of Works, Research Institutes of the Ac.Sc. from various parts of the Soviet Union ' departmental research institutes and of higher teaching establishments. On general theoretical problems the following papers were presented: "On the problem of breaking-up rocks by explosions, present state and tasks" by L. I. Baron, Institute of Mining, Ac.Sc., USSR; "On the dependence of the breaking-up on the total enerGy Card 1/5 of the explosion" by A. F. Belyayev, Institute of SOV/24-58-5-30/31 Scientific-Method Conference on the Problem of Breaking-up Rocks by Explosions Chemical Physics, Ac.Sc. USSR (Institut khimicheskoy fiziki AN SSSR); "On experimental methods of studyin6 the breaking-up of solid bodies" by L. K. Belokurov, Institute of Chemical Physics, Ac.Sc., USSR; "On controllinE the energy of elastic waves in rocks possessing a hi6h acoustic ribidity and ensuring yield of fragments of a pre-deter,nined size" by A.N.Kbinukayev, Leningrad MininG Institute (Leningradskiy Sornyy institut); "On the technique of studying the character of breaking-up of firm rocks by means of charges of increased length" by V. I. Filippov, Institute of Mining, Ac.Sc. Kazakhstan SSR; "On investigating the fields of the potential and the process of breaking-up, of rocks by explosions in the case of instantaneous and briefly delayed charges in the terraces of open-cast mining" by F. A. Beliyenko, Dnepropetrovsk Mining Institute. In the section relating to evaluation of the crushing Card 2/5 propertks of explosives and the breakin6-up of rocks the SOV/24-58-5-30/31 Scientific-Method Conference on the Problem of Breaking-up Rocks by Explosions following papers were presented: "A new test for the examination of explosives in crushing operations" by L. I. Baron, B. D. Rossi, Institute of Mining, Ac.Sc, USSR; "An investigation of the brisancy according to Hess as a characteristic of the properties of explosives in breaking-up rocks" by S. P. Levichik, Institute of Mining, Ac.Sc., USSR; "On the influence of the explosive characteristics of explosives on the quality of breaking down of highly fissured and flooded rocks" by V. I. Mosinets, Institute of Non-Ferrous Metals and Gold; "On the laboratory technique of determining the breaking- up of rocks" by L. I. Baron, R. V. Orlov, V.M.Kubatov, Institute of Mining, Ac.Sc. USSR. In the section relating to determining the dimensions of fragments the following papers were presented: "On the quantitative indices of the quality of breaking-up of rocks and the technique of their Card 3/5 determination during work with explosives in railroad BOV/24-58-5-30/31 Scientific-Method Conference on the Problem of Breaking-up Rocks by Explosions construction" by Ye. Yu. Brodov, TsNIIS; "Industrial production methods of estimating the fragmentation of rock produced by explosive breaking-up in quarries" by G. P. Demidyuk, and G. S. Cherepanov, Institute of Mining, Ac.Sc. USSR; "Photogrammetric method of evaluating fragmentation of a rock mass" by 0. S. Mechikov, Moscow Mining Institute. In the section relating to the influence of the parameters of explosive fragmentation on the breaking-up of rocks and data of industrial investigations the following papers were presented: "On the degree of fragmentation of ore and determination of its optimum value" by V. I. Terentlyev, Mining- Geological Station, Ac.Sc., USSR; "On the first results of applying inclined bore holes of a reduced dimension for explosive work under difficult rock conditions in the Pervoural quarry" by N.U.Turuta, Sverdlovsk Mining Institute; "On determining the rational degree of fragmentation of Card 4/5 rocks by means of explosives" by B. N. Kutuzov, Moscow Mining Institute. SOV/24-58-5-30/31 Scientific-Method Conference on the Problem of Breaking-up Rocks by Explosions Twenty people participated in the discussion. At the end of the conference it was decided that further work on the problems discussed requires efficient coordination and that the present state of the art in this field lags behind the requirements of the Soviet Mining Industry. The necessity was emphasized of studying the rate of fragmentation of rocks by dynamic methods; in accordance with the proposal by the Mining Institute, Ac.Sc. USSR a simplified method of dynamic tests are to be carried out on many types of rocks. The Hess test is inadequate for evaluating the effective- ness of various explosives for breaking-up rocks. Card 5/5 AUIHOR: -,Solomonov M BOV/24-58-5-31/31 Tril'u: Experience Gained in Vacuum Treatment of Bessemer Steel (Opyt vakuumnoy obrabotki Bessemerovskoy stali), Scientific Council of the Institute of Metallurgy imeni A. A. Baykov (V uchenom sovete Instituta metallurgii im A. A. Baykova) PERIODICAL: Izvestiya Akademii Nauk SSSR Otdeleniye Tekhnicheskikh Nauk, 1958, Nr 5v p 144 (USSR3 ABSTRACT: At the meeting of the Scientific Council on March 20, 1958 a paper was read by L. M. Novik on the results of investigations of the Institute of Metallurgy and the imeni Dzerzhinskiy Works (under the leadership of Corresponding Member of the Ac.Sc. USSR A.M.Samarin), on the properties of Bessemer steel which was vacuum treated in the ladle. The first industrial experiments were carried out by the Institute in 1952 and 1953 at the YenakiyeNoWorks and the experiments on introducing the process were successfully carried out in 1957 in the imeni Dzerzhinskiy Works where vacuum plant was constructed for a vacuum ladle of 22 tons capacity. Card 1/3 Detailed analysis of the results of the operation of this SOV/24-58-5-31/31 Experience Gained in Vacuum Treatment of Bessemer Steel equipment led to the following conclusions relatinG to the entire process of vacuum treatment of liquid metal: at a residual pressure of 5 to 10 mm Hg col. vacuum treatment for 14 to 15 mins ensures very thorough deoxidation of the metal solely with carbon which cannot be achieved even by means of diffusion deoxidation and thereby the oxygen content in the metal may reach 0.005 to 0.0007%. The produced steel is not sensitive to flaking since the content of hydrogen reaches a lower limit of solubility in iron at room temperature. The content of nitrogen in rimming steel"reaches 30 to 5W6" Cof the initial value ?J and can be redaced still further by increasing the power of the vacuum pumping system. The vacuum treatment brings about a considerable increase in the ductility of the steel without affecting the high strength; in the case of alloying with 0.1 to 0.15% V, an increase of the ultimate strength of 20% is achieved whereby the impact strength remains at the level of ordinary steel. After normalisation anne@ling, the impact strength is increased to 4-5 kg/cm . The thus Card 2/3 produced rimming steel has good welding properties and is SOV/24-58-5-31/31 Experience Gained in Vacuum Treatment of Bessemer Steel not subjected to thermal ageing in the near weld zone; normalised vacuum steel is not sensitive to mechanical ageing, the impact strength of the specimens does not drop and in some cases even increases. In the case of vacuum treatment of liquid metal in the ladle degassing proceeds throughout the entire mass of the metal. It wac mentioned in the discussion that these investiGations are of great scientific and national importance and permit solving the problem of increasing the quality of the Bessemer steel without oxygen blowing of the iron. (Note: This is a complete translation) Card 3/3 uscow-Dc-6o.776. AUTHQXL_L. S. Solomgrm-,_,---___ - SOV/21+-58-6-34/35 TITLE: The Current State of Pneumatic and HydrRulic Automatics (the second All-Union Seminar on Pneumatic and Hydraulic Automatics) (Sovremennoye sostoyan.-Iye pnevmo-gidro- avtomatiki (na vtorom vsesoyuznom seminare po pnevmo- gidroavlicheskoy avtomatike) PERIODICAL: Izvestiya akademii nauk SSSR. Otdeleniye tekhnicheskikh nauk, 1958. Nr 65 pp 156-158 OSSR) ABSTRACT: The second Seminar was held at the Institute of Automatic3 and Telemechazlics on 17-19 March 1958. The main Russian centres and East European countries were represented. The president of Giprogaztopprom, V.A. Nikitin, dealt with crude oil-treatment processes as objects for auto- matic control, and with the devices needed for full-scale automatic working in such processes. R.-A. Auzan (TsNIIKA, Moscow) dealt with methods and results in ra"atlon to experimental studies on BRB-9A and BP-27 L L'-L automatic control units. The structural diagram of the regulator was given, with transfer functions and other Card 1/5 relevant features. L.L. Feygellson (Tsvetmetavtomatika) briefly reV4 ewed Soviet and foreign designs of pneumatic. SOV/24-58-6-34/35 The Current State of Pneumatic- and Hydraulie Automatics transducers, especially those for pressure, vacuum and pressure drop., V.M. Dctkin and M.L. Kurskaya (NIOP and K) and Yu.I. Ostrovskiy (Institute of Automatics and TelemeQhani(,s) dealt with -varlous systems for controlling a two-oomponent. reaction, and with an automatic titromet-er for assaying one of the produ,,ts. Laboratory test results were given. H.M. Nadzbafov dealt with the work on pneumatio ,,omputing dev.ices done at the Institute of Automatics and Telemechanics (IAT). Devices for extrac- ting square -roots and for dividing and multiplying were amongst those dealt with. AJ.., Tall also dealt with digital pneumatic compi@-.ting devices that had been worked on at the Institute [.,.f i0matir;s and Telemechanics; the main part is a pneumatic relay. L.N. Zalmazon (IAT) discussed a new aerodynamir,, oscillation generator with no moving parts; air streams interact to produce the oscillations. Zalmazon and A.I., Semikova also dealt with Card 2/5 aspects of the pneumatic dividing and multiplying device developed at IATi VA. Dmitriyev (IAT) dealt with a piston-operated pneumatic-, ser-vo,, Ye.V. Gerts of DUSh, SOV/24-58-6-34/35 The Current State of Pneumatic and Hydraulic Automatics Ac. Sc. USSR, considered the existing formulae for the effective forces or working areas of membranes in pneumatic power drives. A.L Semikova dealt with pneumatic integrators, and ways of increasing their accuracies. V.D. Mironov discussed a series of electronic hydraulic regulators developed at the All-Union Heat Engineering Institute. Electronic amplifiers are used In conjunction with hydraulic (water) servoss Jan Hampl dealt with a similar type of regulator made at the K2-izik-Sm1ahz)-r -- factory -in Prague; the regulator is mainly useu ior voltage control purposes. B.L. Kbrobochkin (Stankozavod, Moscow) described a new lathe feed drive mechanism (hydraulically operated) with negative feedback. The response is almost linear and suitable for automatic control purposes. I.Z. Zaychenko (ENIMS) dealt with stability studies on hydraulic and compressed-air systems. The stability of hydraulic devices can be combined with the convenience of com- Card 3/5 pressed air. P.Ye. Baloban and G.N. Makhan1kov dealt with standardized hydraulic regulators used in piped SOV/21+-58-6-34/35 The Current State of Pneumatic and Hydraulic Automatics water supply systems. Piston-operated servos are much more reliable than membrane-type ones. L.S. Bron (Special Design Bureau 1) described hydraulic systems for self- actuating turret lathes (a new development in the USSR). A.F. Arkhangel'skiy (Chelyabinsk Tractor Works) described how the power handled by URS speed regulators had been increased without increasing the size. Ferner (Eastern Germany) dealt with "Pneumatlc regulators and Computing Units1s; pneumatic dev. 4-ces used In digital computing sections of automatic -,ont-.ols were described. Units that could be bruilt up in'to various computing elements were detailed; low pressures (-'Zo 1.00 mm of water) are used. Josef Kveton@ chief designer at the Regula-Viva works in Czechoslovakia, described pneumatic devices, divided into two groups: one from 0.2 to 1.0 atm, and the other from 0.7 to 3.5 atm. The latter set is meant for use with boller systems. Balanced systems are us,-d in the recording and indicating instruments; the control Card 4/5 systems are built in unit form. A designer from Britall (Eastern Germany) described hydraulic. automatics work, in SOV/24-58-6-34/35 The Current State of Pneumatic and Hydraulic Automatics which remote-controlled systems for use in chemical plants were dealt with. A special feature is that pneumatic and hydraulic systems are combined, and that high pressures and corrosive atmospheres are envisaged. M.A. Ayzerman summed up the results presented, and emphasized new features (combined pneumatic and hydraulic systems pneumatic computers, low-pressure pneumatic devicesi. Card 515 SOV/24--58-7-54/36 AUTHOR: Solomono TITLE: Accuracy and Interchangeability of Technical 1.11easurements in Machine Construction (Voprosy tochnosti,, vzaimozamen- yayeinosti, telchnicheskikh izmereniy v mashinostroyenii) PERIODICAL: Izvestiya AkademlA- nauk SSSR, Otdeleniye teldmicheskikh n'% nauk, 1958 Nr 7, p 151 (USSR) ABSTRACT: A scientific session of the Komissiya po teldmologii mashinc- stroyeniya AN SSSR (Committee of Machine Construction Technology of the Ac.Sc., USSR) was held on May 9, 1958. Academician V.I. Dikushin surveyed some Soviet successes in this field and discussed unsolved problems,, auality control, automation and standardisation, the la@ter being of special importan--- with decentralisation of industry,, Ye.R. Dvoretskiy, cMef engineer of the Byuro vzaimozamen- -he research yayemosti (Interchangeability Bureau) outlined 4?1 and design work of the organisation and discussed co-op- err.i.tion with ot-her bodies. Its aims also include the establishment of working standards. waste prevontion, development of ne,,,; types of measurinC., ins-uruments and imDrovements in the accuracy of measurements in machine Card 1/2 Construction. A.N. Kurapov reported work on mact&tng accuracy SOV/24-58--?--34/36 Ac.curacy and Interchangeability of Technical Measuremenrs in Machine Construction with autowatic. machine tools in instrument production, carried out at the Kafedra te-khnologii aviatsicnnogo priborostroyeni-va (Aviation Instrument Constru-,rion Technolog: -,f MAI. I.I. Nanmov of NIAT in his paper considered blade product.Jon for gas-turbine motors., while K.A. Gipp reportei-. "--. t-"Vt Nauchrio-issledovatel@-- skiy institut avtomobillnoy teldmalogii (Automobile Teohnology Sci.entific Research Institute). Other papers dealt with a new phozo-pneumatic element, instruments for ball-bearin,@ quality control and for gauging mould accuracy, the matching of teeth with protective coverings, new radioactive control methods and other subjects. Card 212 SOV/24--58--7-35/36 AUTHOR: Solomonovi TITM 'First Conference on the Theory of Gravitational Methods of Concentration (Pervoye soveshchaniye po teorii gravita- tsionnykh metodov obogashcheniya) PERIODICAL: Izvestiya Akademii nauk SSSR Otdeleniye tekhnicheskikh nauk, 1958, Nr 71 PP 151 - 152 (U'SSR) ABSTRACT: On May 14, 1956 a conference was held at Inntitut gornogo dela Akademii nauk SSSR (Mining Institute of the Ac.Sc., USSR) jointly with the Tsentrallnoye pravleniye Nauchno- tekhnicheskogo gornogo obshchestva (Central Board of the Scientific and Technical Mining Society) on gravity concentration methods. Bodies participating included the bloskovskiy Sornyy institut (Moscow Mining Institute). Mekhanobr institute and the Magadanskiy nauchno-issl@dova- tellskiy institut (Magadan Scientific Research Institute), The comference heard with special interest reports on new ideas oL stratification in jigSing and the influence of various factors on jigj@in& and various applications of this pro--ess. Other reports indicated that imDortant work on the development of techniques ar4 appoirat-mi va- +awid.t..V cu-,- Card 112 centration of a wide variety of materials is proceeaIng 60V/24-58-7-3 5/36 First Conference on the Theory of Gravitational Methods of Concentration at several institutes. The conference noted the promising results in investigations of ji[%ing being obtained by new methods and discussed research progra-mme.3, The need for developing models of centrifugal jiGging machines was indicated. Card 2/2 "'OLOICU4. M. ,j -- , " - Scinntific technical confrirence on dosigning now - type eqi1Ipmnnt for eloctric power station units using superheated steam. Izv. All SSSR. Otd.tekbn.nauk no.7:152 Jl 158. WIRA 11:9) (Electric power stations) (Stsan, Superheated) AUTHOR: Solomonov,..M. SOV/24-58-8-35/37 TITLE: Scientific Conference on the Problems of the Water Regime ' Sater Preparation and Ensuring Steam Purity in Atomic Power Stations (Nauchno-te-khnicheskaya sessiya po voprosam vodnogo rezhima, vodopodgotovki i obespecheniya chistoty para na atoi-,Lnykh elektrostantsijakh) PERIODICAL: izvestiya Akademii Rauk SSSR, Otdeleniye Tt@kl-riicheskikh Raukv 1958, 11r 8, PP 158-159 (USSR) ABSTRAC`2: This conference was held on Nlay 26-28, 195,,'... @111eii papers wez-e x-ead, including the following: Ac.Sc. USSR) "Feat,-,res. of the Styrikovich (ENIN A M . . , jsn@ processes of steam generation in atomic !@'U-Stior T. LIargulov, 0. 1. Nlartynov (UEI) t;j' the water re6ime in atu,,-iic power stations"; F. G. Prokhorov (VTI) ""dater preparation ir- L,)-alc power stations"; P. A. Akollzin (MEI) "Corrosion of the structural steels of atomic power stations"; Z. L. Miropollskiy (ENIV, Ac.Sc. USSR) "Radioactive contamination of the steam-water channels of atuomic power Card 1/3 stations"; SOV/24-58-8-35/3? Scientific Conferences on the Problems of the Water Regime, Water Preparation and Ensuring Steam Purity in Atomic Power Stations L. I. Katkovskiy (MEI), D. G. Tskhivirashvili (Power Institute, Ac.Sc. Georgia SSR) "Investigation of the solubility of inorganic compounds in steam and its influence on the operation of atomic power stations"; G. G. Bartolomey (ENIN, Ac.Sc. USSR) "Determination of the influence of suspensions on the swelling of the level at atmospheric pressure"; V. K. Zavoyskiy, V. N. Vorobyev, R. L. Serdyuk (Laboratory of Thermal Technology, Ac.Sc. USSR) "Depen- dence of the density of steam-water mixtures on the diameter of the tubes and on the derived speed of steam at atmospheric pressure". The presented papers justified the conclusion that investigations in the field of design of reactors and steam generators aimed until recently wainly at studying the physical processes and the heat exchange. The state of the water regime, the technology of water systems and the methods of producinS pure steam in atomic power stations has not been paid sufficient attention in research institutes and higher teaching Card 2/3 establishments. The disclosed information indicates that, in the fields of waterpreparation, water regime, corrosion 6OV/24-58-8-35/37 Scientific Cofferences on the Problems of the Water Regimel Water Preparation and Ensurin2; Steam Purity in Atomic Power Stations and steam purity in atomic power stations', the following V - work is at present bein6 carried out; Investigation of the watar re6ime, investigation of methods of producing pure steam and of transfer of radio-activity in atomic power stations, investigation of the bubbling process as applied to homogeneous and heterogeneous reactors and investi- 6ation of the synthesis of ion exchange materials for water preparation. Furthermore, corrosion processes are also under investigation. The conference has established that a number of design specifications relatin@; to the content of suspensions and dissolved elemenL3 in the steam do not comply with the requirements of the fast-developing atomic power generation industry (contents of chlorides in the blow-down water of the steam generators, sodium content in the steam). 1. Atomic power plants--Water supply 2. Atomic power plantq---Operation Card 3/3 3. Water--Impurities 4. SU.,am--Impurities 2-UTHOR: Solomonov, M.. TITLE: Theoretical and Experimental Problems of Friction, Wear -and Lubi,ic@ztiun of .1achinery (Teoreticheskiye i e.`.speri.,u,ental1Y@)rje voprosj- trenlya, i--nosa i s,-;azzl-.i mashin) PE-RIODICAL: Izvestiya Akademii liauk SSSR, Otdeleniye Teklu-iicheskikh Nauir-, 1958, Ilyr 8, P 159 (USSR) ABSPRACT: Between April. 9 and 15, 19'58 the -third All Union Ovonfer-ince ou friction and wear was held zat the IAstitute of _--.chinery, Ac.Sc. USSR. Over 800 delegates froL, various ii@dustri@7-1 centref@ i)urticinated, includin6 over L[-@; repreEentatives of research establisl-ments and laboratoriesl 170 representatives of Iiii;her teachinE, ectablishiaents @@nti over 170 representr. Lives of Works an-33 a@hftiniStr,'LtiOUS. Specialists fro@-,, C,,,echoslova':-.ia, _,jaania and Hum-a-L-y also participated. In the plenary Ro u sesoion the follo, ,iin@, int:L-oductory pupers viere read: "Freseut Trendc in the Development of .-he Il,@-drodynamic Theory of LubricF.Uion'l b,7 Ye. M. Gut'yar; "Certain New Proble.@.s in the Field of Lubrication aiO Lubricatiri@,, by G. V. Vino.@;radov; I'Preseilt-day Proble,s of to i. P -:3-36/37 ;mnd ProbleLls of Friction, We,-jr and Lubr.',_c,.IAon c)f Boundary Lubric,--tion" by B. V. Deryai@in; "Development (,f t*[)e @"@Uudy of Dv.@- F-r-iction" by I. V. 1:7.@aL@oilsykiy; IPresei;'u- Tren-ls iii tho -Development of tle Science on a r @ -,.-t L I t':, . u-I *We_@,r R@:iz@tancell by "I. Ydiriu-hchov. I 150 P@3rers m-e-re re@_tl in sectional Th@e papers t'i ,@ :.Iiscu.,;cions which follov,ed shuvied (Iarillj@ L @ trecent neriod --ccurate metal-physics iethods of invest-'I'.."iLion of ILe active layer@; or Oit: .;'.:'Uuls during fr4 _Lct.-ion have beon develoned. In the section dealing @"Ie I-lydroaylla.-Ac theory of lubricatiw@. slidini@ were described re!:Ain :-;) 'Uhle U of ta""-ID6 into consi the -r-e cui @,r_d t1te v--i-i-dole vi cf th uil 2.@,yer rina also itives'Uigation. of iubricatioii. In the papers read in thc, secliuii wi lubrication aiifl lubricants, the followin- -oere considered: additives e;isuriiq:- the possibility of usii;.-. ;Als of vari,:;us ori-IE in ,a@@-,chinery and I.C. of vLa@ijjus type-',in@@ludir..E; '.11-ose operatin -, -;.,ith sulphu.-(jas diesel L) ILV` fuel; h@ pol5-aer adcJitives to high viscosity 0-1.1s I SuV24-53-"'-,',6/5? The..re bical wid Experimental ProL_e.--ils of Friction, Wear and Lutrication of I'llachinery intended for operation at lo-..,j temperatures; 6reases based on syrithetic aci(Is, etc. The trend of further lixesti-Sations in the various fields under discusnion ..CrO ',.UtlilLed. (1-lote: This is a conplete translation) 1. Machines---Lubrication 2. Bearings--Friction 3. Abrasion 4. Lubricant additives 5. Lubricants--Theory 6. Bearings--Lubrication Card 3/5 SOLOMONOV, I.I.S. -Jwlrwyr"*@-W=@@ @ Problems of combustion and carburetion in diesel engines. Izv. AN SSSR. Otd. tekh. nauk no.9:156-157 S '58. (MIRA 11:10) (Diesel engines) SOL40MOIJOV M.S. W 4@"44,%M General meeting of the Department of Technological Sciences of the Academ.v of Sciences of the U.S.S.R. in June 1958. Izv- AN SSSR Otd. tekh. nauk no.9:157-160 S 158. (MIRA 11:10) (Academy of Sciences of the U.S.S.R.) SOV/24-58-10-34/34 AUTHOR: Solomonov. 11.i. S. TITLE: Conference on Water Preparation in Thermal Power Stations (0 vodopodgotovke na teplovykh elektrostan-tsiyakh) PERIODICAL: lzvestiya Akademii nauk SSSR, Otdeleniye tekhnicheskikh nauk, 1958, Nr 10, PP 159-160 (USSR) I ABSTRACT: During June 24-2?, 1958, a conference took place on problems of water preparation in thermal power stations of high, inter- mediate,5 super-high and super-critical pressures. The confer- ence was convened by the Commission on Steam of Very High Parameters of the Power Research Institute, Academy of Sciences USSR, imeni G. M. Krzhizhanovskiy, jointly with the Ministry Of Power Stations USSR and the uloscow Scientific-Technical Society of the power industry. Over 400 representatives of scientific research establishments and of power stations par- ticipated. In the section on design, setting and operation of combined plant with magnesium desilisizing, the following pap- ers were read; 1) "Experience in setting up and operation of water treat- ment plant with desilisizing by means of magnesium", V. F. Gvozdev (ORGRES), 2)"State and tasks in the development of plant for magnesium desilisizing of water in thermal power stations" V. M. Kvyat- Card 1/5 9 SOV/24-58-10-34/34 Conference on Water Preparation in Thermal Power Stations kovskiy (VTI), 3) "Schemes of automation of plant with desilisizing by means of magnesium", Ye. N. Krasotkin and V. M. Kvyatkovskiy (VTI), 4)"Probletas of designing combined cathion water treatment plantswith magnesium desilisizing", A. A. Krupchitskiy (Khar'kovskoe CD otde'Leniye TEP), 5) "Desilisizing of the water 'by means of filters", 0. N. Shemyakin (VODGEO), 6)"Investigation of the process of magnesium desilisizing of water at elevated temperatures", L. 14, Zhivilov (VTI), 7)"Magriesiuia-zathion method of desilisizing water", L' S. Foshko (Donbassenergo). In the second sezbion, "&cperience in designing setting and operation of chemical desalting plant", the foliowing papers were read: 1) "Results of investigations and of industrial tests of chemical desalting plant and prospects of their application 0 in thermal power stations with super-high and above-critical stea-m parameters", F. G. Prokhorov (MES SSSR), Card 2/5 SOV/24-58-10-34/34 Conference on Water Preparation in Thermal Power Stations 2) "New ionites for water preparation plant and prospects of their industrial manufacture", A. V. Pashkov (Institut plastmass im. Prunze), 3)"Problems of design of chemical desalting plant", V. S. Chernov (KhOTEP), I. Id. Sokolov, 4) "Automation of pressure filters for water treatment in power stations", S. M. Gurvich (kJOTsKT1I). In addition to these papers, 20 informative communications of various local representatives were presented. It trans- pired that during recent years methods of magnesium desili- sizing and of thorough chemical desalt-ing of water have gained extensive utilisation in Soviet power stations and these played an important role in -the development of Soviet steaju power. Successful mastering of magnesium desilisizing of water together with the application of stepwise evaporat- ion in boilers, washing of steam and other measures enabled ensuring reliable and economic exploitation of high pressure 0 (110 atm) boilers in combined heat and Dower stations which ouerate with a large loss of condensate During recent years rational designs of illuminators have been developed and also methods for dry dosing of caustic magnesite as well as mech- anization of its handling and an original method was described Card 3/5 C) SOV/24-58-10-34/34 Conference on Water Preparation in Thermal Power Stations of desilisizing by applying lime on the preliminarily mag- nesium-cathionated water, In individual cases it became possible to feed the water directly from the illuminators into cathion filters of the first stage, in which the process- es of filtration and cathion treatment are combined. Work has started on automation and mechanisation of preliminary purifi- cation and of introducing treatment involving high temperature pre-heating of the water. Water treatment by application of lime and in individual cases by simultaneous desilisizing by magnesiwn in the case of heating up to 1200C permits more thorough elimination of silicon compounds. High temperature desilisizing requires special apparatus operating under pressure, thermally stable cathions and also new automatic circuits. Laboratory, semi-industrial and industrial tests of the filtration method of desilisizing waterldeveloped by VODGEO have shown that this method is applicable also for H-a -athionated water without preliminary application of lime. In c@emical desalting plants which use iordlis of Soviet manu- facture- it became possible to solve the problem of feeding very high press-tire drum boilers (180 atm) and thus extensive prospects are opened up of using thoroughly desalted natural Card 4/5 6OV/24-58-10-54/34 Conference on Water Preparation in Thermal PoNver Stations water and condensates for feeding powerful direct flow boilers of super-critical pressures. An ionite method of purification of condensates of nitrogen-fat plants permits utilising desalted condensate for feeding high pressure boilers and returning regeneration products into the techno- logical cycle of the plant for producing from it the indus- trial product. Such a process of purification of the waste condensates allows reducing operational costs for water treat- ment and feeding of industrial heat-power stations in chemical works. Various deficiencies were pointed out in the existing technolo.-Y of water purification as well as in the designs adopted in some of the projects. Card 5/5 uscon,,,-Dc-6O..653 AUTHOR: Solomonov,, M. 807/1180 -59-1-27/29 TITLE: Conference at the Leading Ore-Mining Combine in Tyrny-Auz, (Kabardino-Balkariya) (Soveshchanlye na peredovom kombinate gornorudnoy promyshlennosti v Tyrny-Auze (Kabardino- Balkariya)) PERIODICAL: Izvestiya Akademii nauk.,SSSR, Otdeleniye tekhnicheskikh nauk5 Metallurgiya i toplivo, 1959,Nr 11 P 123 (USSR) ABSTRACT: A conference was convened on 15-18th September 1958 at the Tyrny--Auz. Combine by the Institut gornogo dela Akademii nauk SSSR (Mining Institute of the Academy of Sciences of the USSR), Gosudarst.vennyy muchno- tekhnicheskiy komitet Soveta ministrov SSSR (State Scientific and Te;@.hnisal Committee of the Council of Ministers of the USSR), the Kabardino-Balkarskiy sovnarkhoz (KabaTdiLno ... Balkariya Boonomic Council) and the Nauchno--tekhnicheskoye obshchestvo tsvetnoy metallurgii (Scientific and Tec@hnical Society for non.-ferrous Metallurgy), The following reports were presented: M.N. Yermolenko, GITK (probably a mistake for GNTK (State Scientific and Te,:;hnical Committee) - Abstractor) of the Council of Ministers of the USSR, "Main Lines for Card 1/3 Technical Deval-cpment in the Underground Mining of Ores SOV,'180 - 59-1-27/29 Conference at the Leading Ore-Mining Combine in Tyrny-Auz,, (Kabardino-Balkariya) of Non-Ter-1-olis and Rare Metals Jn 1.959..,196511; M,I. Agoshkov, IGD AN SSSR (AS USSR), "Improvement in the Methods of the Underground Working of Large Deposits of Hard Ores!'; V,G, Dfazhkov, TsNIGRI. "Experience in the Use of zhe Single-Staga Mettod of Working Deposits Under Condit-ions PreservIng the Su-:fac-.e from Caving"; A.A.Popov, Institut Uniptomed (U-1i romed Institute), "Experience in the Woilking and Safaty, of Inflarwriable Ural Ores"; A.,G,, Shpital-nikoy. Iristit-At Giprotsvetmet (Glpxots@etruet Institute), "Economic Effectiveness of Using Powerful Equipment in Working Large Deposits"; D.,P. Bobro-,.,, "Work of the VNIIBT Institute on the Produc.t.1r,r of Modern Boring Equipment"; D.M. Bronnikov (Mining Institute AS USSR), "Comparative Evaluation of Methods of Charge D*.v.-.'.lljng in Hard Ores"; N,A. Chinakal, Sibirskoye otdeleniye AN SSSR (Siberian Department of the AS USSR), "Shield P-zcpping in Working Large Luzbass Seams and the Possibili-ly of Using this Propping System in Working Ore Deposits-; AN. Bud@ko and L.I. Burtsev Card 2/3 (Mining Institut@, AS USSR), "Systems of Working Large Hard-Ore Depos:its ina Foreign Quarries"; sov/18o,-59.-l-27/29 Conference at the Leading Ore-Mining Combine in Tyrny-Auze (Y-abardino-Balkariya) V.V. Nedin, IGD Ukr SSR (Mining Institute Ukr SSR), "Ways of Combating Dust in Mining Operations". After this the conference heard reports on work at the Norillskiy kombinat (Norilsk combine), the Nikitovskiy rtutnyy kombinat T:!:::e-'! combine , the I'Verkhniy" rudnik ("Upper" quarry) the kombinat Sikhal.L (Sikhote-Alin'deposits) of the Degterskoye mestorozhdeniyo., (>-.s%ea=skcye dejxis_2'-,) Leninogorskiy kombinat (Leninogorsk combine), Tyrny- Auzskiy komb1nat (Tyrny-Auz.- combine), Salairskiy rudnik (Salair quarry) and the Dzhezka-,gansloyemestorozhdeniye Card 3/3 (Dzhezkazgan deposit). The conference decided on measures for improving mining. AUTHOR: Solomonov, M's. SOVII 80- 59-1-28/29 TITLE: Conferencte on the Physics of the Disruption of Rock and Tool Waar (Sovesh-@haniye po fizike razrusheniya gornykh porod i iznosu instrumentov) PERIODICAL: Izvestlya Akademii nauk SSSR, Otdeleniye tekhnicheskikh nauk, Metallurgiya i topli-,o, i9l@9,Nr l,pp 123-121+ (USSR) .1 . ABSTRACT: On 18-12.0 November 119,58 a ronferenc..e was hold at the Institut go-1-nogo de'la AN SSSR (Mining Institute AS USSR). One group un. tte physics of rock breakdown, heard the following reports: A,N, Zelenin. (:@(-]D AN SSSA), on "Some Investigations in the Field of Mohr's Ring Construct 'ion"; A,,I, Be-ron, VUGI, on "Physical Nature of Effects in the Cutting of Bi-jt;tla Rocks"; R.Ye@ Bygeles.) VNIIBT, on "Mechanism of Ro--k Breakdown ir. Static and Dynamio Insertion of Pun&s"'i V.P. Samoy-lov2 NIIOSP, and Shih Chung-han @MIIT) on "Experimental Investigation with the Aid of RadioactJt,ve Isotopes of the Process of the Introduction of Symmatric-al Wedges (Stamps) into Rocks"; V.M. Matro5or ., Tomskiy poalitekhnicheskiy institut (Tomsk Card 1/3 Polytec-.hniral Institl.@ta on "The Breakdown of Rock in Vit-ration-Rotation D-rilling by the Core Method". sov/18o-59-1-28/29 Conference on the Physics of the Disruption of Rock and Tool Wear The second group, dealing with tool durability) heard the following reports: A.V. Kuznetsov (IUD AN USSR) on "Abrasive Properties of Rocks and Their Influence on Drill-Edge Blunting (in Perforation Drilling)"; M.I. Smorodinov5 NIIOSPq on "Investigation of Rock-Cutting Tool Wear with the Aid of Radioactive Isotopes"; VJ. Sevast2yanov, VUGI, on "Investigation of Tool Durability in the Course of Impact Chipping of Rocks"; I.A. Ter-Azarlyev, AISM, on "Main Stages in Cutting-Tool Wear in Stone Cutting1c; K.S. Vartanyan. AISM, on "Local Tool-Wear in Stone CzAttAing a:id Fr-iction Work"; G.C.Karyuk@ Novocherkasskiy politekhnichaskiy institut (Navocherkassk Polytechnical Instituta) on 111m,estigation of ShBYA-Combine Cutting-Tool Weai@'@; V.F. Kii@iyenko,, Opytno-issledovatell - skiy tsr=kh Noril-'sk:igo kombinata (Ex arimental-esearch department of the Noril'-skiy combine5 on "Increa'sing the Durability of the Dzilling To-:)l and the Drillability of the Gabb@:,odiabases of the Noril-sk. Daposits"; B.N. Lrablmo-7 on the "Work of G-4proa'glemash". Afterwards@ _,=m7icii,ations wer&,@ presented by.representati- Card 2/3 ves of tha Dneprapetrovskiy go-,:ryy institut, (Dnepropetrovsk Mining Insti-k.ut3). Novjoherkasskly politakbziicheskiy ..59-1-28/29 Conference on the Physics of the Disruption of Rock and Tool Wear institut (Novocherkassk Polytachni-al Institute), Khar1kovskiy gornyy Lasti-1Z.-ac' (Ihar@kov Mining Institute), KazakhskL7 g3rno-metallurgicheski7 institut (Kazak-h Mining and Metallurginal Institute) and othars. The conferen.-s noted that littde work had been done on some of the subqia-.ts disc@ussed. It recommended that work on the physles o" ro(tk disruption should be aarried out mairily at thelt-D AN USSR, the Institut geologii i dobyahi pc1Gznyk-h J.zkopa-j,emykh AN SSSR (Institute of Geology and Extrv.@tlor% of -ine -als - M. a )AS USSR) VUGI arA VNIBT; and work on tc,o' 1. wear and loreakage preferentially at PI, AISK, 71UGI, VNIII:11 and the Institut tverdykh Card 3/3 sp"a.o-,- @Hay-d-A!'-Dy* Inst t u + AUTHOR: __Solomonov@ M.S. SOV/18o -59-1-29/29 TITLE: Conference at the Mining Institute of the AS USSR. Short- Delay Method of Rock Blasting (Soveshchaniye v institute gornogo dela AN SSSR. Korotkozamedlennyy sposob vzryvaniya gornykh porod) PERIODICAL: Izvestiya Akademii nauk SSSRI Otdeleniye tekhnicheskikh naulr@- Metallurgiya i toplivo, 19599Nr 1, p 121+ (USSR) ABSTRACT: On 26-28 November 1958 a conference was held at the Mining Institute to discuss problems involved in rock blasting by the short.-delay method. The conference was organised by the Mezhduvedomstvennaya komissiya po vzryvnomy delu (Joint Blasting Committee) of the Institute and the Tsentrallnoye pravleniye nauchno-tekhnicheskogo gornogo obshchestva (Central Management of the Scientific and Technical Mining Society). The conference discussed the development of the method and noted problems for solution, It recommended that the Institut fiziki zemli All SSSR (Institate of Physics of the Earth of the AS USSR) should develop a lighter portable device for Card 1/2 measuring the seismic waves produced by explosions and, together with the PEU and the Soyuzvzryvprom. develop a sov/18o.59-1-29/29 Conference at the Mining Institute of the AS USSR. Short-Delay Method of Rock Blasting standard prooedure for carrying out investigations and measur6ment of effects. Card 2/2 USCOPWI-DC-60,891 -OV/2'1-59-1-32/35 AUTHOR: Solamonov. ILS. TITLE: November General Meeting of the Section of Technical Sciences (Iloyabrlskoye obshcheye sobran-iye otdeleniya tekhnicheskikh nauk) PERIODICAL:Izvestiya Akademii Nauk, SSSR, Otdeleniye Tekhnicheskikh Nauk, Energetika i Avtomatika,1959,Nr 1,pp 142-143(USSR) ABSTRACT: A general meeting of the Section of Techn Lcal Sciences took place on November 4th and was opened by a long lecture by the Corresponding 1,lember of the Academy of Science of the USSR., AAL,Larionov- who dealt with the pr-blem. of hai-1 mague-ci,-, mater--als, Larionov reviewed the present. state of hard magnetic materials in the Soviet Uniori@ From this survey it was obvious that the materials are very important in modern engineering. The speaker indicated that, the magnets of hard magnetic materials could be dd.,Aded into the following types: cast magnets which provide a very high enera; metal- ceramic magnets; pressed magnets; -ferrite-barium oxide magnets and anisotropi,-, barium. ma&mets, The speaker gave a detailed analysis of the properties of those Card 1/4 magnets and the materials emol.,.yed in them; he also "OV/24-'; 9-1-32/315-1 November General of the Sec'-ion of llechniLcal SC2_ences I - analysed the wasnines i," -.lihi,@h su,@,h magrets a',':e best employed, The lectur-3 m5 foll,,,wecl by a discussion during wh-L,@.11-i the paiticipanf;s of the meeting adopted 0 a resolution emphasisn_ng th@-_ impor-rance of hard magnetic materi-al's -,.rL radar. aviatiC,n, -r_,2.d_Jo er. Ineer:ing, instrLmen-;: indu-_5-@--ry and ma,:@h@_ns .1-ndusti:7y. The second speaker was V.A,,Il'in who cl@,.s-.ussed -,,-.he new -urends in telemee,liani-C.s., in partic-ular -v@-Iip, prcblems investigated a.n the .1@0.x)ra-,ory headed b7 the speaker. The work of the labora-,7Qry rould te divided into -uhe follovring se-+@i-ns-. of tae nod:-;e suppres;sibility In the ---:f signals f,:r van-to-as types of moduialicn and sigmal the wcrk is largely based on the theory of the potential noise S1.1 pressibility bv the Acadami.@,dan V.A.Kotelniko-vr; (2 investi.gation cf the nc-se s.tppressibility in the presence of a cozparati--,ri@ly fluu-tuat4on and pulse noiqe; (3) Live st-i ga@ Cli of -the possibility of increasin- the noise suppr-ass-Lb-iaity by empIcyi-ng the Card 2/4 stati-stics of t-be signal,. study' af the !Lt a+.-.-',' E'c a-! SOV/24--59-1-32/35 November General Meeting of the Section of Technical Sciences characteristics of the actual interference in various communication systems employed in telemechanics. The results of the investigations in the above field showed the existance of an optimum channel transmission band- width and the possibility of determining this bandwidth for various types of modulation. The next lecture I by M.A.Ayzerman, was devoted to the problem of employing the pneumatic methods for performing various mathematical operations (including logical operations). The speaker a,ve a sum=ary of the work carried out by a laboratory AT) of the Academy of Sciences of the USSR. Ile R mentioned various types of pneumatic; devices, in particular analogue computers of the continuous type. An equipment capable of adding 12 quantities was mentioned. This equipment contained no moving parts and was in the form of a pneumatic chamber whose pressure was proportional to the sum of the pressures applied to it. Devices such as a differentiator, an integrator, a square-root extractor and a multiplier-divider were also described. Card 3/4 6OV/24-59-1--32/35 November General %Teetins of the- Section of 'A'.'echnical t3ciences The final lecture was delivered by Yu.A.Sabinin, who discussed the a-utomat-ion of the electrical equipment- in taleco-opeS. Card 4/4 @30V/24-59-1-33/35 OTHOR: SS-1 9 aQZ -0 X 4. 2 - S TITLE: Scientlfic Conferenc .e on Long Distance Elerbrie Power Transmission (Nauchnoye scveshchaniye po Yoprosam peredachi elektricheskoy energii na dallnem rass-toyanii) PERIODICAL:Izvestiya Akademii Nauk, SSSR.. Otdeleniye Teklinicheskikh Nau-k, Energetika i Avtomatilka,1959,Nr 1;p 144 (USSR) ABSTRACT: On October "f-11th 1958, a meeting was held at the Power Institute Imeni G.1"'.Krzhiz-hanovskiy, oil problems of long distance power transmission. The meeting was convened by the Commission for Long Distance Power Transm:i.ssion at the P-1wer ILstitute jointly with the Central &,alyl of the Scientific and Technical ASSOCiation of the Power Industry. 250 representatives of 74 crganisations participated in the meeting., The followint- main papers wer-- read: "Basic Operational 0 Principles of Frequency Regulat:ion and Distribution of the Active Powers in the YeEIS" by I.M.Markovicn (ENIN); "Contribut-ion to the Analys,--s cf Sti-a-Itlixal &@hemes of 6ystems of Automa-tic Retplation of the Active Power and 2requency in Po,.,,,er Systews" by Ye.I.Yure-Ach (LPI); Card 1/3 lliixperienc-e gained in Intrcducing Systems of Remote Scientific Conferenn,@e cn long Distanc-. -1@16-@@-,-,:-:L,, Pover Tramsm-ission Control of the Frequenc-y and t-I'Qe Pcwer ac-.ording to the ORGRES Kethod" by L-D.Ste.:@-:.I@rsona (ORGEES); "Automation cf tza Freq@@en,-,Y 113onttrol ard Dist-ribution of Act-ive lr-,ads" by V.&I.Gorsbteyn O"ITNILIE.), "On r-lia Problem of the 'Sele,--ti-on of tb-I lafzsT Ra-vourable AD-Istribat:-L'on of 11*ciule@tiou :if 131-kandby Gapac;ity in Power Systems" by "Autowa@icn of 'Ie@ Distribut,i.--3r, cf A,,;IjI,,re ly,@ads Ln Pcwer Systems by V.A,S-2atj-,'-?-c-; i.LPTI): *Te-.,'-,rte of Operation of Hydra-.ilUc Power S-caticn.:@ a-il th,--.-.'Ir InfIvence on the i,.,ethed of Dereminati--r. c-.P fie'lost Fa-volLrable Regimes of Povier Sjroteras .1 tv (vialo), "He.@@.iues of Power Svs-@:ems and. T.Iaeory of Probability" by N.A.Kart-,rel-ishvi-1--ii "Study .--.f the Problem of the Ter,bnicV.1e of Deteraination of the Economically 1"lost Favou.-rable Regime of Operation cf Power Systems Containing Hydraulic Power Stations" b-,y Y.M@Grcrsht,eyn; "Methods of Calculation of Optimum Regimes cf flydl-aulic Stations with Long--te.rm Regnla-cian" by-,','V,,Tivetk@iv (11,11IIE); Card 2/3 "Prin-.-iples cf the I-j 0 S 4. @'-a r --rable D-@stribution ef the SOV/211-59-1-33/35 Scientif ic Confel-ence on Long Distance Electric Power 'Transmission Load between Hydraulic and Thermal Power Stations from the Point of View of Automation" by N.G.Zayi@sev (LPI). The work of the meeting showed that Jn spite of the success gained in complex automation of indi-4idual power stations, particularly of large hvdraull.c power stations, the standard of automation of the technological process of thermal -oower stations is in many cases inadequate for introducing an overall system of automation. obsolete methcds of planning and also the used system of economic -.indices -@-f pcwer stations have been critici-sed. It was poinved o1r, that in the case of economica-- 'load dis-i7ribuzion' it is necessary to take into corlsideratior- losses in the network both inside tile pcwer system and also in intev-3onnect ions Card 3/3 between individual systems, S/()24/5()/000/0G/028/0z8 ja0v of the Tech" 5 -0 Geile Otdel- e a-i:f e 1() 59 -91 er t jj'ca te @s AJ5, 'Vt oma TyLe f. .. a i.011 3.-JI tj.Y 0pXaael F O-a of D1 a '11p 'DI-1-isl- 7.4est -aa'cklr@ !,A-t'h I Sr.jelice 1951) @ " t -POr @ XO-4 @YMI. 00-2 luber, re IC) -Y 02 Ir t te fthe Tee 2o Septe The j&e 1, '0 r 6, P'P tills 0 the. (,, -rjC-!rLG roT Mee Uair UMSR .,,,era'- held. Ol@ the 1@5 - t VJO 6 SR -a ell- -pen S!2RD'G, the A's @Us Shev@falr@ov I lb&e@lber of 09 e8OLs -cast ble, r respoudins tbodLs oll LeS'ra jor is @ the oveci I'll, r 'I alo 0 This a III . re a. 'bY . th ila-prl - vit-i 0 'ebli OIXIde Ile- t I jactl -L was It V1 1 0 ie i dL dea The Vro@ 0 OL!ce 'all tanal re Is' i-acrea WorY.i"65 the -r 0 llera In 0-pea-east tg_r at the IWS Cove cej of the ins Y; llG9 'I SU- 'Jjorlrl:@r large for Wor '- are a 50-T-VaS110-Yrr ,,,;se P1311 31, ore There 0 Ye a'r the i -r ( , la The 'Ro6'. f iel6s I theVs, 0-11oviu I a1:1d 0 f C f --Le-IdL- The &,.aber at Ile 0 , @UOVLO 8. all at anjon(l ef &il:16 t-X 0- -j)-rI I@f s3' e spoll 'r-.!.OTI co-rr Wor the r@ a-ve . V"@ repo- "' OXIS,33,0 61011;@ f the 0 C()T11r-e"ts tedL 3.11 card 1/4 S/024/59/000/06/028/028 E194/E255 The Sevumber General Meeting of the Technical Science Division %of AS USSR) AS USSR B, K, Aleksandrov. Professor N. G, Dombrovskiy, /of the State Committee on' Automation and Engineering of the Council of Ministers of the USSR), M. M. Sokolovskiy (of GOSPLAN USSR), and I. B. Shlayn of the Scientific Research Institute of Reinforced Concrete, The meeting approved the general trends of improvemeilt in open-cast workings described by -the reporter and d1so approved the related scientific activity of the Mining Tnstitute (Institut Gornogo Dela) of the AS USSR, The Institute was recommended to carry out the following investigations (a) to investigate flow schemes of open-cast working, ensuring the automation of all production processes in quarries, including those in difficult climatic and geological. conditions; (b) to d-svelop basic designs of high-output quarrying machinery with programmed control; and (c) the effective development of workings in complicated hydro-geological conditions and at great depths, The next report was read by Doctor of Technical Sciences, _14_.,__L.@@umilovskiy (the co-reporter was Card 2/4 Candidate of Technic@a&c_fe_nces Lz V. Mell@tstr), It S/024/59/000/06/028/028 E194/E,255 The September General Meeting of the Technical Science Division (of AS USSR) dealt withIthe scientific basis of automatic methods of control using nuclear radiation, The report reviewed control methods employing radioactive isotopes and nuclear radiation, The meeting approved the main results of the work on the development, :Lnvestigation and introduction into industry of automatic control methods, utilising atomic radiation,, It was considered advisable to direct this work towards (1) development of the scientific basis of automatic control using nuclear radiation, including analysis of the accuracy of these methods under static and dynamic condit-ions; (2) the development of new methods of automat'Lc control using radio active isotopes, Darticulariy for controll@@ig the composition Of COMDlicated substances and mixtures, and for---llitnmatic ins ctionland detection by the use of controlled neutron sources, The meeting stated that insufficient work was beine done in this field by the AS USSR. The third repor I, was read by Doctor of Technical Card 3/4 Scien,3es B. V Kantorovich, and dealt with the combustion S/024/59/000/06/028/028 E194/E25-5 Tl-,e Sei.--teimber General Meeting of the Technical Science Division (of AS USSR) of 8Lnd ue' 1-s and of fuel-water emulsions in a flow of described his work at the laboratory of the Institute of Combustible.- Minerals (Institut Goryuchikh Iskopayemykh) of the AS USSR, where he is studying the main effects of qombuFRon of fuel DarticleslAin a flow, In the decisions of the m Jetii@_-T@__was stated that the process of combustion of particles of pulverised fuel in a flow is of great importance, Compression. in the flow opens possibilities for mechanisation and automation and the development of new high-interisity processes of combustion. Investigations of the theo.-y of combustion of particles of fuel in a flow and of associated problems should be promoted,. The meeting approved the main trends of these investigations and advised furthe investigations of the theory with a view to its practical applicatlon, Card V4 SOLOMONOV. M.S. Problem of underground coal mining without the constant presence of miners at the wall. Izv.AJI 5SSR.Gtd.tekh.oauk.Xet.i topl. no.4: lgo-191 jl-;,g 16o. (HIR-@ 13:0 (Coal mines and mining) (Automation) 50141110110v- "'i. --A@ Scientific Technological Conference on probloas of th,: Kursk I . Magnetic Anomaly. Izv. All BSSR. Otd. tekh. nauk. Met.i topl. ft, no.5:239-240 S-0 16o. (MIRA 13:11) .- (Kursk Magnetk Aiomaly--Congresses) SOWHOITOVI M. . - -- Belt conveyers are the most progressive and economical type of continuous transportation. Izv. AN SSSR. Otd. tekh. nauk. Met. i topl. no.2:188-189 Mr-Ap 161. (MIRA 14:4) (ConveyJng machinery) s/18o/61/000/003/012/012 E111/E135 AUTHOR: Solomonov, M. TITIEi Problems of the interaction of the foundry mold and the canting PERIODICALi Izvestiya Akademii nauk SSSR9 Otdoloniye tekhnicheskikh nauk, Netallurgiya i toplivo, 1961, No-3, PP. 199-200 TZXTt On 23-28 January 1961 the 7th Conference devoted to the problem of mould-casting interaction was hold at the Institut washinovedeniya AN SSSR (Instltuto of Science of Machines, AS USSR). The conference was organized by the Komissiya po tekhnologii washinostroyaniya (Commission on the Technology of Machine Construction) at 114ASH. The conference was opened by Academician V.I. Dikushin who gave its main purpose as the dissemination of experience gained in investigations to find the relationships involved, with the object of selecting the best practice, The following papers were presenteds "The problem of the operation of the foundry mould'# by B,B.Gulyayev; "The influence of heat exchange between liquid metal and mould on the peculiarities of structure of cast iron and steel castingalf by A.A. Gorshkovi "The Influence of the mould on the quality of the Card 1/6 S/180/61/000/003/012/012 E111/E133 Problems of the interaction of the foundry mould and the casting casting" by P.P. B*rS; "Theory of San formation in the mould" by A.A. Ryshikov and A.F. Spasskiy,- "Methods of regulating and calculating the cooling of casting& in the mould" by O.Yu. Notayubinskiyj "Regulation of cooling rate of castings in the mould" by B.V. Rabinovich and B.V. Babushkin; "Control of hardening processes of a complex casting" by G.A. Anisovichl "Investigation of forced cooling of castings in sand mould" by A.A. Xornilov, V.D. Repkin, G.V. Vartsukov and V.D. Oreshkinj "Forced cooling of large steel castings in the would" by V.V. Shiryayev, P.G. Nivikov and P.N. Bidulya; "Investigation of the interaction between metal and casting of moulds in teeming of steel" by Yu.P. Solntsev, E.A. Ivanov and B.B. Gulyayev; "Control of the solidification process of the top of a large steel ingot" by V.A. Malyshev; "Investigation of processes of inter- Action Of the mould and secondary cooling systems with the billets in continuous casting" by N.N. Guglin and B.B. Gulyayev; "Investigation of the thermal work of moulds used in the continuous casting of steel" by A.I. Chizhikov, L.I. Morozenskiy Card 2/ 6 s/18o/61/000/003/012/012 Elll/E135 Problems of the interaction of the foundry mould and the casting and O.D. Zigell; "Press mould operation in pressure casting" by I.I. Goryunov; t'Metal shell moulds" by B.Yu. Faygellson; "The force of the interactions between casting and mould during the process of heat exchange" by G.F. Balandin and Yu.A. Stepanov; "Stresses and deformations in box casting due to mould resistance'? by A.M. Gerchikov and O.Yu. Kotayubinakiy; "The influence of conditions of heat removal from a large steel casting on its qual- ity" by P.F. Vasilevskiy and L.Ye. Plotinskiy; "Methods of evaluating properties of moulds and metals in the temperature range of hot crack formation in castings" by Yu.A. Stepanovj "Linear shrinkage of steel during cooling in the mould and hot crack formation in castings" by N.A. Trubitsin, "The influence of reaction processes between castings and moulds on the quality of the cast surface', by F.D. Obolentsev; "Investigation of inter- action processes of fused high-melting chemically active metals with mould material" by A.A. Demidova and B.B. Gulyayev; "Fluidity of steel and the surface cleanliness of a casting in relation to the parameters of the mould and casting process" by Card 3/ 6 s/18o/61/000/003/012/012 Elll/E135 Problems of the interaction of the foundry mould and the casting V.G. Gruzin and L.Ye. Plntir,%kiv-, "The influence of a mould on the surface quality of castings" by V.0. Yakovlev; "Investigation of the physico-chemical interaction of alloys with mould materials" by B.V. Tsarevskiy, S.I. Popell and V.A. Chechulin; "Firing and filling of shell moulds with a lost wax model" by I.B. Sokol; "Gating systems in casting in jhell moulds" by G.M. Dubitskiy; "Surface alloying of cast iron castings with tellurium and other elements" by S.Ye. Utkin; "Gas pressure at the metal - mould boundary and the possibility of calculating mould elements for gas removal capacity" by A.A. Rvzhikov and A.F. SpAsskiv; "Thermodynamic analysis of gas reactions in a foundry mould" by V.A. Chechulin and B.V, Tmarevskiv; "The influence of the intensity of cooling on the structure and properties of alloys" by I.B. Kumanin; "Influence of mould materials on casting properties" by A.N. Tsibrik; "Investigation of casting quality on using various cast materials and coatings" by I.F. Kolchin and V.V. Ryzhenkov; "Influence of mould temperature on the porosity of magnesium alloy castings" by M.V. Sharov and YeA. Bibikov; Card 4/ 6 S/18o/61/000/003/012/012 El1l/E135 Problems of the interaction of the foundry mould and the casting "Influence of the composition of mould mixtures on the density and mechanical properties of aluminium alloys" by M.F. Nikitina; "Improvement in the quality of a large steel casting by means of accelerated cooling in the hardening period" by P.G. Novikov, O.Yu. Kotayubinskiy and M.V. Frolova; "Investigation of the influence of mould coatings on the quality of centrifugal castings's by Yu.P. Porucbikov, G.L. Khazan and R.I. Silinj "Investigation of precision casting processes in shell moulds of a mixture based on thermosetting resins" by A.M. Neymark. The conference emphasized the importance of the subject matter in view of the 1965 target of 20.7 million tons of castings. Further study on the following lines was recommended: (a) experimental and theoretical investigation of processes taking place in the casting/mould contact zone; (b) development of scientific bases for the selection of mould materials; (c) further development of methods of inveBtigating and checking the physico-chemical and technological properties of mould materials, which govern their interaction with the casting; (d) experimental and theoretical Card 5/6 s/18o/61/000/003/012/012 EIIl/El35 Problems of the interaction of the foundry mould and the casting investigation of processes taking place in sand and metal mould#; (a) the further development of methods for regulating moulding by altering mould parameters. The eighth conference should be held in 1962 to discusas methods of determining mechanical properties of castings; principles of selecting alloys with set mechanical and foundry properties; influence of technological factors on mechanical properties of castings; results of investigations and producing norms for mechanical properties of castings of iron, 9tool and non-ferrous alloyal development of methods for raising the mechanical properties of castings. Card 6/6 SU LOONOV) j,!!- -- In the Institute of Mineral Fuels. Izv. AN SSSR. Otd. tekh. nauk. Met. i topl. no.4:175-176 J:L-Ag 161. (MIRA 14:8) (Fuel research) i',I*@iciew@orgnnizsition of gearwhswe." -,rc-duction. Vest.matli.. -5? (KLqA -77 57 - (Gear c;ul;ti:%g@ SOLDIMIONOV, N.G. Population dynamics of the water vole in central Yakutia. Uch.sap. TGU no.36:250-261 160, (lam 1415) (Yakutia-Water voles) SOLOMONOV, N. G.9 CAND BID SCI, "EcOLOGY OF THE WATER y RAT (FIELD-MOUSE) IN CENTRAL YAI