SCIENTIFIC ABSTRACT PRONIV, D. I. - PRONOV, A. P.

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SCIENTIFIC ABSTRACT
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- PRONIV, D.I.; TSERLYUK, P.P. (Kiyev) "Comatose states" by N.K.Bogolepov. Reviewed by D.I Pronivq F.P.TSerliuk. Vrach.delo no.12:139-140 D 162. iKRA 15:12) (COMO (BOGOIEPOV9 N.K.) ~RQNIV,-D.I., dotsent Effect of an acute radiation lesion cf the bod-y on reegem--ratimcn 0 of the nerve trunk. Vrach. delo no.5:76-83 My 1622. (MIPJ, 15:6) 1. Kafedra nervnykh bolezney (zav. - zasluzhennyy dayatell nauki, prof. D.I. Panchenko) Kiyovskogo instituta, usovershen- otvovaniya vrachey. (RADIATION SIOMM) (NERVOUS SYSIE14-DEGENERATION AM REGENERATION) FROVIV, D.I., dots. Effect of injuries of the bone tissue on the course of reparative processes in the nerve trunks. Nov-.khir.arkh. no.11:65-73 '61. (MIRA 14:12) 1. Kafedra nervnyl,.h bolezney (zav. - zasl. deyatell nauki, prof. D.I. Panchenko) Kiyevskogo instituta usovershenstvavaniya vrachey. (BOIIES--WOUI,I,DS ADD INJURIES) (NERVOUS SYSTEM-DEGENERATION ANID REGENERATION) FRONIV, D.I. Treatment of nervous system diseases -with radon water at Mironovka Health Resort. Vop. kur., fizioter. i lech. fiz. kul't. 26 no-4: 352-354 Jl-Ag 161- OURA 15: 1) 1. Iz kafedry nervn~&h bolezney (zav. - zasluzhemyy deyatell nauki prof. D.I.Panchenko) Kiyevskogo instituta usovershenstvovaniya vrachey dir. - dotsent M.N.Umovist). ~MIRONOVKA-JIEALTH RESORTS, WATERING-PLACES, ETC.) (RADON THERAPEUTIC USE) (NEIVOUS SMEM-DISMES) PRONIVIV D-I-., dotsent Some characteristios of the regeneration of a nerve trunk. in a biotron ward following acute radiation sickness. Vracb. delo no.l: 76-85 Ja 162. (14I14A 15:2) 1. Wedra nervnykh bolezney (zav. - zasluzhennyy deyatell nauki, prof. D.I.Panchenko) Kiyevskogo instituta usovershenstvoyaniya vrachey. (CLIMATOLOGYP MEDICAL) (RADIATION SICUESS) kNEUVOUS SISTEM-DEGENERITION AND REGE11TERATION) PHONIV, D.I., dotsent (Kiye'v) Characteristics of the regeneration of the nerve trunk in the case of an extraneural metal opliAter combined with acute radiation siokneaa. Vrach. delo no.907-67 S 161. (MIRA 14:12) 1. Kafedra nervnykh bolezney (zav. - zasluzhemyy dayatell nauki, prof. D.I.Panchenko) Kiyevskogo instituts, usovershenstvovaniya vrachefs (NERVOUS SYSTUI-DEGENERATION AND DEGENERATION) (RADIATION SIrYJWZS) FRONIV, D.I.p dotsent Some obaracteristics of regeneration of the nerve trunk Vith attendant traumatization of muscle tissue. Vrach. delo no-5: 105-U0 My 161. (MIRA 14:9) 1. Kafedra nexv ylkh bolezney Nav. - zasl. deyatell nauki, prof. D.I.Panchenko) Kiyevskogo inatituta usovershoutvovaniya vrachey. (IMMUS SrjTEM--DECv,'LIMAT:LUN Arw (mscu--wOUNDS AND INOTURIO-S) PANCHLVKO, Dmitriy Ivanovich, zasl. deyatell nauki prof.; PERFILOV, Petr Afanaslyevich, doktor med. nauk; PRONIVI Daniil ivanovich, doktor med. nauk; [General and local phenomena in the process 6f the res- toration of nerve trunks; studies in the biotron] Ob- shchie i mestnye iavleniia v protsesse vosstanovleniia nervnykh stvolov; issledovaniia v biotrone. Kiev, Zdo- roviia., 1964. 123 P. (MIRA 18:1) MYULLER, R.L.; PRONKIN, A.A. Ionic conductivity of alkaline aluminosilicate glasses. Zhur.- Prikl.khim. 36 no.6:3.192-1199 Je 163. (MIRA 16:8) (Alkali metal aluminosilicates-Blectric properties) 7 :7 - - - - - - - ---- $017270 AUCESSION NM A T- 0100DAW1000/000/0134/0145 AUTHOFL- -Myuller, R. L. ; PronkinA A T71E - PolyaLkaffite effect in borosilleate glasses SOURCE; Leuingrad. Universitqt. Khimiya tverdogo t0a (Chemistry 6f solids). Lenlngradjzd-vo jfe_ninp~~. univ., 1966, 134-145 TOPIC TAGS: borosilicante glass, glass conductivity, polyalk-aline effect aso s re a ABSTIL&C-r: Four series of sodium-potassium borosilicate gl e we tudied; in each, 'it Ute reladve content of so&um -and potassium oxide was varied, but their tot-it content^as constant. The densities and values of 1og-.',-"-.and modulus of electrical conductivioalvere A ------- L 45N 25-65 - ACCESSION N.R: A"L5017270 tion of a quantitative stmUstical theory of the lorAc conduction Gf oxygen glasses proposed ea:rfter by the auffars. "ne borosilicate glasses studied in this work were prepared v,,rj',th the participatlon of V. S. Molehanov. Orig. art. has: 8 figures, I table, and 7 ASSOCIATION: None. ------ SUBIUMD: 02MarG5 ENCL: 00 SUB CODE: MT Em NOREF BOV: 016 OTHER: 003 -2 43 Licen d N-0 MONVOW-11 C, 10M i~~ N il K M - -~ 511 1 1 L 6042-t-65 ION NM AT501-7271 Le. their dispersion, Is facilitated. A more extensive or complete replacement of the Polar strucULral uni formed by the divalent metal (for example, lead) by 1e a polar units (for examPle, titanIUM-COntaining ones) decreases the energy of coadaci3tivity by redaciag the diapersion of the polar atrands. Orig. art. has.. I figure and I table. OTHER: 2/2PJO 604-26.65 ACCESSION NR: AT5017273 pDlyalkali -s alcali -structural units was ne~ effecL In eries XM, the blocldng of. ne. polar associated, asexpected.' with the ~"avoearaace of the polyalkallne effect. Thus, it is concluded that, In alka.11 --free polar glasses, there are formed mainly associated groupings ol polar structural up-its which Include divalent cations of varleus, types. "The glasses ware -nrnnarnd uIth the nayffnination nf V. q. uniphanciv- it ni-ftr, 0"+ mms 5 it .2 KNII aM mg MIOMMN~- P ~--WMWMNA 1472-~Q AUTHOR: A.1 Borism, Z.~V#j Pronkin As A, _*ydakov, L TnU:, Solution kinetics of vitreous axsevic sulfides in a] kel Isolution: A ;SOMCM: Zhurnal priklednoy khImU v. 36l no, 3. 1963s 500-506 1AGS 1TCPIC T solution kinetics,, arsenic sulfides, activation energies.. solution rate_ of.vitrecus AsS,sub 1.3,, AsS sub I* Ass sub J. dABSTRACT: The rates of solution 1. 58, AsSsub 1.*62, Ass sub 1.69 and Ass m'tb 2.5 in 'aqueous alkali solutions of t6emperaturee from 15 - 459 vere Investigated. -Tabu-, different concentrations at ~'lated data show an increase in solubility rate vith an increase In temperat j Vi th agitation; and with an increase In the NAOH concentration, vbere the rate of 0AsS sub 2.5, faster than for Ass sub 1.5" vas explained by the dipole structure of ithe former and the chain-like structure for Ass sub 1.5. Th the stoichimetric Ass 1 :sub 1.5 and Ass sub 2.5 (the other sulfides studied being An sub 2'S sub 3 ifith I !additions of 0), the most'stable and difficult to dissolve', the solubility proceeds' ,with the formation of c=plex aniona., hydration and finally solution. Vlith6ut 1agitation, 4124re activation'energieo are less than 10 keel/moll diffusion determined 'the rate of solution; vith'agitation, theeffect of diffusion process is-ovelir- i C6rd --------- - - AUTHOR: Pronkin~-A. F. TITLE: method, for cal-Oulating the- tgneLIS strgngth of 'unevenly heated rotating discs, considering flexure under conditions of creep and Plasticity- CITED SOURCE Sbi _otd. AM Yplzuchestl i-dlitel!n. prochaost'. Havosibirsk,--Sib. TOPIC TAGS: CU tensile strength cal lation,.unevenly heated disc. rotating disc, Successive approximation, tensile stress, transverse stress, creep sotution TRANSLATIONt. The stated problem is solved by successive approximation, using the program of an elasto-plastic solution and generalizing a untaxial deformation dia- -14~ 16WLLLE 9JL CZ L;LlLlcaL scress "TT-e Trr-atumealu of ~,:arl- of a 14 C- I in Ointment." :1 0" Vcn-rolo.- ',.:tr7:at.-)Io .L ~$ Jaruai~.- 'el~nuar:- PRORKIN, K.F. r--- -11- - Broaching of heat-resistant alloys by supplying the lubricant in the form of a high-pressure jet. Sten. i instr. 26 no.11:26-27 H '55. (Broaching machines) (Cutting fluids) (M1RA 9:2) AID P - 5356 Subject USSR/Engineering Card 1/1 Pub. .103 - 11/25 Author : Pronkin, N. F. Title : Surface finish and surface layer hardening in broaching heat- resisting materials. Periodical : Stan. i instr., 8, 32-34, Ag 1956 Abstract : The author presents concise results of X-ray inspection of the HI437 alloy and the BI415 heat-resisting steel after they were out or broached. Seven graphs, 2 tables, I photo; 2 Russian references (1950-52). Institution : None Submitted . No date PRONKIN, .1111.-._"",,~~4 - I . 4h lIffect of cold hardenIng on the broaching of heat-resisting metals. Stan.1 instr. 27 no.10:29-31 0 156. (KLU 9: 12) (Ketals--HardenIng) (Broaching machines) fRONKIN. N.F. -'.' Stfect of broaching conditions on the surface qunlity of the B1437 heat resistant -alloy, Vast.mash. 36 no.ll:-'7j5-39 N '56. . I -m~. - (MIRA 10:1) (Surfaces (Technology)) (14etal-cutting) Oleat resistant allo7s) PHASE I BOOK EXPLOITATION 1097 Pronkin, Nikolay Fedorovich, Candidate of Technical Sciences Protyagivaniye zharoprochnykh i titanovykh materialov (Broaching of Heat-resisting and Titanium Materials) Moscow, Oborongiz, 1958. 169 p. 4,000 copies printed. Reviewer: Gribov, S.M., Engineer; Ed.: Mezheritskiy,, V.I.,, Engineer; Ed. of Publishing House: Kuznetsova., A.G.; Tech. Ed.: Zudalcin., I.M.; Managing Ed.: Sokolov, A.I.,q Engineer. PURPOSE: This handbook is intended for engineers and technicians con- cerned with broaching and broach designing. It may also be used by scientific.workers and students of technical vuzeB and tekhnikums. COVERAGE: fte author presents the theoretical principles of broaching heat-resistIng and titanium alloys and makes practical recommenda- - tions based on research work ard on'actual Soviet and non-Soviet in- dubtrial achievements in the field of broaching. The results of re- search on forces acting during the cutting process, on the quality of the surface layer and on the chip-forming process are given. Re- Card 1/5 Broaching of Heat-resisting (Cont.) 1097 commendations on how to improve the precision and quality of the broached parts are made. Existing methods of determining the chip- carrying capacity coefficients used-in designing the chip gullets of broaches employed in broaching constructional steels were used as a basis for finding methods and for determining the-correspoind- Ing coefficients for broaching heat-resisting and titanium alloys. Chip gull6ts designed according to these coefficients make it pos- sible to design broaches with a minimum length mid a relatively long service life. Studies of temperature phenomena in the cutting zone, of cutting characteristics of tool materials., and of broLch wear dynamics led to the development of a new improved high-speed steel, type R9F5. of which high-quality broaches can nowbe.made. Inasmiieh as broaching of heat-resisting and titaniunt steels is most extensively used in broaching the fir-tree blade roots and rotcr4iisc attachmnts of ba-bojet engines, this study and the recommendations I,.; contains are limited principally to this field. The author'thanks Professors V.A. Krivoukhov and A.I. Isayev, Doctors of Technical SalEncesa-4 Candidate of Technical Sciences K.F. Romanov for hell) In the experimental work and In the preparation of the manuscript. There are 20 references, of which 16 are Soviet and 4 English. Card 2/5 BroaChing of Heat-resisting (Cont.) 1097 TABLE OF CONTENTS: Introduction 3 Ch. I. Broaching of Blade Roots and Rotor-disc Attachments of Turbojet Engines 5 1. Methods of mechanical processing of shaped profiles 2. Machining of shapes by broaching 1~ 3. Machine tools and fixtures for broaching 31 Ch. II. Characteristics of Processing Heat-resisting and Titanium Materials 47 1. Physical and mechanical properties of'processed materials 47 2. Nature of broach wear 51 3. Forces acting and temperatures during broaching 53 4. Effect of cutting regimes on cutting temperature in broach- ing 76 5. Conclusions 79 Card 3/5 Broaching of Heat-resisting ( Cont.) 1097 Ch. III. Plastic Deformations in Broaching 83 1. Criteria for determining the optimum area of gullet space betwpen the teeth of a broach 83 2. Effect of processing factors on the chip-carrying capacity coefficient 86 3. Some problems in the theory of chip shrinkage and chip formation 91. 4. Calculation data for the determination of an adequate gullet 97 5. Study of the deformation process in the cutting zone during broaching 99 6. Conclusions 110 Ch. IV. Surface Quality 114 1. Techniques used in the conduct of investigationB 118 2. Effect of processing factors on the quality of the surface layer in broaching heat-resisting alloys 122 3. Effect of processing factors on the depth and degree of cold hardening in broaching VT2 titanium alloy 128 4. Effect of cold hardening on strength and machinability 130 Card 4/5 Broaching of Heat-resisting (Cont.) 1097 5. Selecting values of the rise per tooth 134 6. Conclusions 134 Ch. V. Durability of Broaches 136 1. Supply of a lubricating-cooling liquid In high-pressure broaching 136 2. Durability of broaches made of various tool materials 141 Conclusions 151 Ch. VI. Design, Manufacture and Use of Broaches 153 1. Broach designing and selection of tool materials 153 2. Consequences of using low-quality broaches 159 3. Broach testing and finishing 16R 4. Operational troubles 165 Literature AVAILABLE: Library of Congress G01sfm 2-17-59 168 Card 5/5 ((S2ojotlRooQ vQDvj.MS) (OAOITV IUUTUV411) (1311 vaim) "16, A 16-C5 :Vou 9C 'qvin *4vioA *sAollu wup-e4T4 poqovoaq ju evou-qlooma w-v;=W 114.1 -%~4 poft~ -31uva -UR3104 *PUI" so ism lxrxaom S/536/6o/ooo/o45/0O3/oo6 E194/El8lk AUTHOR: Pronkin, N.F., Candidate of Technical Sciences TITLE,* Improving the surface finish on broaching by the use of new lubricating and cooling fluids PERIODICAL: Moscow. Aviatsionnyy tekhnologicheskiy institut. Trudy. 1~o.45. Moscow, 1_96o. Issledovaniye protsessov obrabotki metallov rezaniyem. pp. 10 TEXT. Experiments in broaching fir tree roots in turbine discs made from heat-resistant alloys 414-437 (EI-437) and ~1,1-4379 (EI-437B) have shown that the use of cutting fluids improves surface finish, decreases the depth of the work hardene,i layer and reduces the adherence of chips to the broached faces and flanks. Current practice is to wet the broach with castor oil before use and to apply five or ten percent emulsion during use. Surface finish has been inadequate. Six formulations of active cutting oils were tested and those that gave the best surface finish were a 10% emulsion of sulphurised soluble oil, and a fluid consisting of 55% sulphurised distillate extract and 45% diesel fuel. When the surface is cooled with these two Card 1/2 Improving the surface finish ..... S/536/60/000/045/003/oo6 E194/E184 cutting oils the surface finish is much improved and additional V/ lubrication of the broach with castor oil is not required. There are 5 figures, 1 table and 1 Soviet reference. Card 2/2 122-2-1?/33 AUTHOR: Pronkin, N.F., Candidate of Technical Sciences. TITIE#: The Surface FinJ -sh Produced b.7 BroachinE of Titanium Alloys (Kachestvo Doverkhnosti pri protyagivanii titanovogo splava) PERIODICAL: Vestnik Mashinostroyeniya, 1958, No.2, pp- 53-54 (USSR). ABSTRACT: The results of ori,-)inal tests are reDorted. Micro- surface finish values are plotted against advance per tooth (Fig.1) and so are the depth of the cold-worked layer and the degree of cold work. The vertical and radial components of the cutting force are plotted against the advance per tooth (Fig.2). The depth of the Cold-worked layer and the degree of cold work are also plotted against the cutting speed (Fig.3), the tooth nose re-dius (Fig.4) and its front clearance and rear rake angles, respectively (Fig-5). In rouF_-h broaching an advance per tooth of 0.01 - 0.015) mm and in finish broaching, of 0.02 - 0.03 mm are reconu-riended. The cutting speed has little effect. The nose radius should be equal to the thickness of the layer removed by cu~tin-. A high front clearance (250) and a high rear ralce (12 ) are advisable to reduce the degree of cold work. There a:-ne 5 figures. AVAILABLE: Library of uongress Oard 1/1 PRONKIN, i -S t- - Stick for meiical gymastics. Vop.kur., fizioter.i lech.fiz. kullt. 27 no.2:170 Mr-Ap 162. (NIRA 15:11) (EXERCISE THERAPY) VORONOV, Yu.F., inzh.; BELOKUROV, E.S., inzh.; PRONIKIN,-,V.Ye., inzh. Mastering the operation of 600-ton open-hearth furnaces. Yet. i gornorud. prom. no.3:11-17 My-Je 162. (~ffRA 15:9) (Open-hearth furnaces) PRONKIN, Ye.V., inzh. Determining the interaction between wheel and ra-ok b the ar-celarations t - ~. y -dO-j 't.~!l , -~t, - In non-spring-borne masses. Vest.TSNII WS AWO ~34,063 . I (MIRA 16-.!o) L Sluzhba puti Oktyabrlskoy dcrogi. PROIKIII,, Ye.V.,, inzh. Detemining the percentage of boulders of various sizes in morain.ic soils. Transp. stroi. 15 no.11:50 N 165. (MIRA 18:11 ) FRo", Yea,,~, inzh. Take the dynamic actions into account in the evaluasioa of r-h&- conditiol of the track according to the level. Put' i put.khoz. 7 no.1:4D-42 163. (Railroais-Track) (KTRA 16)3) 43306 s/856/62/000/vizici/006/011 E194k/EI35 AUTHURS: Dinitriyeva, Yu.P. TITLE: jark macnining of narrow slots in stainless steel pipes SOURCE: 1-xobleiny elektriclieskoy obrabotki materialov. Tzientr. nauchnoissl. labor.-elek. obrab. mat. AN SSSR. Ed. by B.R. Lazarenko. ,Moscow, Izd-vo AN SSSR1 1962. 152-158 TEXT: As porcelain and plastic filter elements have proved uitsatiafactory for power station use, it was decided to make the elements from stainless steel tubes into which were cut transverse slots 0,4 mm wide, by spark machining on a modified centre lathe. A mandrel carrying the alunjinium disc blectrodes (separated by spacers, 30-50 niln sinaller in diameter than the electrodes) was mounted between the lathe centres and driven by the lathe at 800-1200 r.p.m. The tube to be slotted was set up parallel to the mandrel. Spark machining fluid was applied above the points of c.ontact between discs and tube. Current was supplied to the lathe Card 1/3 Spark machining of narrow 8lot.-i in ... S/b56/b2/UUU/Oou/OuO/ull E19VE135 shaft through brush-gear. The discs were originally lou-2uo z= in diameter. The lathe feed had independent motor drive so that the rotor feed between the discs and tube could be smoothly controlled in the range 11-200 metres/minute independently of the lathe shaft speed. Automatic feed assists quick cutting, but where marty discs are used an automatic controller cannot control the gap according to the total current because some discs tijay be closer than others. Varioum feed controllers have been developed but are not described in detail. The electrical conditimis required careful adjtistment to ensure that the gap width remailled between 0.4 and 0.5 nint. Current from three-phase rectifiers or d.c. generators gives a better surface finish than a half-wave rectifier, and accordingly two single-phase Dill-wave rectifiers in parallel apply 6-10 V. The (empirical) maximum value of total working current ifs 10 A per disc. With this low-voltage circuit and heavy currents, the fluid may be water or emulsion and .4hould contain the least possible amount of erosion products. The discs, 0-2-0-3 ri-im thick, are easily bent; precautions to prevent or correct bending are described. The machine time for cutting a Card 2/3 Spark machining of narrow slots ... s/836/62/ooo/ooo/oo6/oll E194/E135 single slot O.1f mm wide and 33 mm long with a tube wall thickness of 3 inin with five discs in operation is 0.7 minutes, which gives a production rate of 57 mm3/ujin. With more discs the machine time per slot in somewhat reduced. Finish of standard class 6 is obtained. ExaminatIon of the surface layer*revealed no micro- cracks or intercrystallite corrosion. There'was no molten layer when the current was'limited to 10 amps per disc, but at 20 amps its depth may attain 150 microns. Further work is requirod to mechanise the process. With spark machining it would be possible to cut slots of any shape or orientation relative to the tubes. It may well prove desirable to use wire or tape electrodes, which will call for new kinds of supply source. Spark machining may also be used to produce nn alloyed corrosion-resistant surface on carbon steel tubes. There are 5 figures. Card 3/3 .12 -/ ~/,, /J~' 'Ph 6i A, -1 PRONIKO N., inzh. (Moskva) ' am- -- T~V-- Safety measures in electrical vork in building projects. Stroi. pred.neft.prom. 2 no.8:26-27 Ag '57. (MIRA 11:1) (Electric engineering-Safety measures) SOV/136-59-1-9/24 AUT1iORS: Averchenko-7 D.O. , Kopi,',n,RrL1ro D__ on'kin V.F. r s:, Pr Sidorovskiy V.A..; Ksrshanskiy I I. a Ovcha;=0 V.P. TITLE: IntroduC4,4 011 of an Electrothermic Method of Distilling Zinc from Silver Crust at the Ust'-Kamenogorskiy Lead Works (Vnedraniye a-,ektrotermichaskogo sposoba distill- Yatsii tsinka iz serab.~,istoy peny na Ust'-Kamenogorskom s-,,rintsovom zavo Q'A) s'vI PERIODICAL: Tsvetnyye Meta].Iy~ 1959,1 1Nr 1, pp 33-40 (USSR) ABSTRACT: The authors point out -',*ha-t as continuous desilvering of lead is not used in USSR methods of crust enrichment are being sought. A system iRef 7) in which fusion under carnalite is followed b7 vaauum distillation has proved unsatisfac-11jory while that successfully used in Bulgaria (Ref 8) is not appli,.~able to Soviet crusts. Based on enlarged laboratory an," pilot plant work at the VNIITsvet,met in 19'~6-1.95~4-(Ref 9) an experimental product,ion un't baaad on electrothermic zinc-distillation was built at the Ust' Kamenogorskiy lead 'works and has operated from November 1957 to the present. The authors Card 1/4 give the results obtained and describe the plant. I SOV/136-59-1-9/21+ Introduction of an Blect?othermic Method of Distilling Zinc from Silver Crust at the Ust'-Kanienogorskiy Lead Works I.P. Volko~7, N.V. Kungurov, K.B. Boztayevq D.R. Demurin and others from the works and V.P. Kuurj F.A. Mardamshin~ Yu.K. Medelltso-.~ A.I. Tkachenko and V.P. Shchurchkov of VNIITsvetmet, partiApated. The electro-thermic installa- tion (Fig 1) consistl:ag of an electric furnace, oxidation ahambe~- and dust cateders, was designed by the design de .rrtment of the UJOTsK under the direction of A . Bratchik. Tho works and VNIITsvetmet laboratories performed necessary r.-hemical analyses, The 3-phase 300-kVA furnace ha.", a hearth bottom area of 2 i2 and an effective height of 14.8 m. Fig 2 shows a vertical section through the Purnact,, The normal tapping hole is situated 140 mm above the bottom. The furnace is charged with an Irtyshskiy modeplavillnyy zavod (Irtysh copper-smelting works) type feeder (Fig 3). Power is supplied by two type EPOM-250/6 tracsformers with a total rating of 500 kVA,, The e`eetrodes are graphitized and 200 mm. in L Card 2/4 diameter,, Distillations of zinc were effected at 1150- 13000C, giving lead bullion (sent for c-apellation), dust (discharged periodi(.-ally and sent to the zinc works) and SOV/136-59-1-9/21+ Introduction of an Electrothermic Method of Distilling Zinc from Silver Crust at the Ust'-Kamenogorskiy Lead Works gases. All materials were weighed, gas flows were measu- red andq during runs for establishing materials balances7 gas analyses were periodically carried out. In such runs a crust containing 64.35% lead, 25.8% zinc, 0.55% copper and 88407 g/ton. silver of somewhat variable size- grading (Table 1 shows'this for two samples) was used. The results (Table 2) of a 16-day run in 1957 show that 95% of the lead in the crust was transferred into the bullion which, the authors recommendq should be refined electrolytically. The products were almost exclusively lead bullion (which contains the major part of the noble metals) and distillate (71.3 and 35.2% respectively of the weight of crust taken). Losses,of lead, zinc and silver, were insignificant. The adoption of the electro- t'.Iermic method at the works (Fig 1+ shows the flowsheet) has led to a doubling of labour productivity and a Card 3/1+ 1+.1+9% improvement in raw-materials utilization as well SOV/136-59-1-9/24 Introduction of an Electrothermic Method of Distilling Zinc from Silver Crust at the Ust'-Kamenogorskiy Lead Works as to improvecl working conditions in the oupellation department and great economies. There are )+ figures, 2 tables and 9 references, 8 of which are Soviet and 1 English. ASSOCIATIONSs Ust'-Kamenogorskiy svintsovo-tsinko,7yy kombinat (Ust'-Kamenogorsk Lead-zinc combine) and VNIIT91tetmet. Card 1+/)+ BOLDYREV, V.V.; PRONIKIN, V.P. Raising the thermal stability of silver acetylide by the addition of cacImium. Zhur.VKHO 6 no./+:476-477 161. (MIRA 14:7) 1. Torwkiy politekhnicheakiy institut. (Silver acetylide) (Cadmium) KOBEZA, I.I.; BELOKUROV, E.S.; CHERNYAIISKI'Y, V~G.; POGORELYY, V.V-i KORKOSHKO, N.M.; VORONCV, Yu.F.; ~RONIKIN,_L~!.; BABEffYS-f;P7V, M.A. Heating a 600-ton (mega-gram) single channel oFen-hearth. Durnace with self-carburetting natural gas. Stall 25 no.12:1139-1143 D 65- (NIRA 18: 12)) PROSVIRNITSYN, D.D., inzh. (Leningrad); PROIIKIN�_Ye.V. inzh. (Leningrad) Mechanizing the inspection of curves. Put' i put.khoz. 4 nn.2: 32-33 F '60. (MIRA 13:5) (Railroads--Curves and turnouts) ~UEUBC_I_sa sa~_q Watlst_MW V - f / C. ,, I fij 0 /V ~, PROVE, A. (g.Zyryanovsk) -WAwaw-~ More concern for geologists. Sov.profgoiuzY 5 no.12:69 0 157. (MIRI 10:11) (Geology--Field work--Safety measures) 34053 S/123/62/000/003/007/()18 A004/A101 AUTHOR: P~~~ TITLE- Electrospark manufacture of components from stainless and high- manganese steels PERIODICAL: Referativnyy zhurnal, Mashinostroyenlye, no. 3, 1962, 34-35, abstract 3B175 ("Tr. Tsentr. n.-i. labor. elektr, obrabotki materl- alov. AN SSSR', 1960, no. 2, 217-226) TEXT: A widespread Introduction in industry of components made of stain- less and high-manganese steel is obstructed by the difficulty of mechanical working of these materials. The electric are proc3ss requires, in most cases, a subsequent mechanical working, it is uneconomical and,leads to high metal waste. The enumerated drawbacks do not exist in the developed tecbnology of electrospark machining of these steels. The low requirements as to the surface finish made it possible to use a low-voltage d-c supply.source (three-phase selenium rectifier) whose voltage was changed by steps from 1P to 30 v while the operating current reached 800 amp. The working medium was industrial water, The method ensures a high efficiency and Is recommended for those processes Card 1/2 Electrospark manufacture 3405-3 S/123/62/000/()03/007/018 Aoo4/Aioi which do not require a very high surface finish, e.g. machining of shaft-s, locomotive undercarriage components, cutting of pipes and holes In pipe walls, cutting of stainless steel sheets, cutting of holes in rails for fixing purposes, etc. These processes are carried out on modernized metal nutting machine tooli. The machining of shafts and cutting of sheets was effected by rotating steel disks 100 - 500 in diameter and I - 2 mm thick. Either the workplece and the disk were immersed in a water bath or the water was fed to the machining zone. Holes for welding in the pipe walls are out with a rotating hollow electrode whose diameter corresponds to that of the branch pipe being welded on. The flanges of sheet material are mad4 with electrodes from pipe sections or composite electrodes whose cylindrical working part is made_of sheit steel. On rough conditions the machining efficiency amounts to 12 18 mm /min. A. Kruglov [Abstracter's noteg Complete translation] Card 2/2 PHASE I aOC~. MWITATION SOV/15289 Akadem_lya nau]c SSSR. Trentraltnaya nauchno-i3sledovatellakaya laboratorlya elektrichcal=y cbrabotki materialov. Blektroiakrovaya obrabotV-a natallov (ElectrIc-Spark llachinIng of Meta") no. 2. Moscow, Izd-vo All 3SSR, 1960. 26~ p. Errata .lip inserted. (Series: Its: Trudy) 6,000 copies printed. Sponsoring Agency: kkademlya nauk SSSR. Resp. Fd.: B. R. lazarenko, Ed. or Publishing House: S. M. Moyzhes; Tech. Ed.: A. P. Ouseva. PURPOSE: This collection of articles is intended for process engi- neers, and technical and re&earch personnel engagod In the work- ins of metals. COVERAOE: Problems concernl.-%r, the most efrecti.- application of electric-spark mothodr. In Industry are rc%-Iewed. Possible future developments In the field of electric-spark Machining and its automation are d-- zeusaed, and, ror lnztancm or Itz present utilization In Induttry. the techunical-Ocenomic errec- tiveneen of the procca3 is ezamined, and the equipment involved Is described. The relationship between the parameters of electric-aps.rk pulses amd the production characteristics (pro- ductivity, machinirZ accuracy, and surface quality) of electric- &park machining Is established. An electric-spari, method is advanced for the curvilinear cutting of materials with a 20 to 30 micron-thIck wire, thus 41r*otly prolu,!!rZ a :'In1&1&Q,1 pax-L. Non-Soviet developments in tht field of miectrit-sparic mathin- Ing are also-treated. No Per3onalltiea are mentioned. There are 121 rerarenCe3: ft Soviet, 20 English, 10 French, 8 Gerran, and 1 Italian. These references accompany Indlvidual articles. ~,Zolo~Zkh, B. H. . and J, 'P. Xorot~ova. SclectInZ Optimum 1~eglmei for Electric-Spark MichlainZ of SIntered-Carbide Alloys 114 Chetvarikov, S. S., and N. K. Poteyev. Electric-Spark Ma- chining-of-the-Cutting Ele=cats of Nigh-Carbon-Alloy Blanking Punch-Die Sets 120 Gularyan, 9. K. The Electe-c-Spirk Method A;plied to ThreadInS 142 .Kholodnov, Te. V. Manufacture of Precision Ta*lz by the Elect'rl.E;aSpar-I-Method 156 .Oularyan, K. K., and V. L. Kraychenko. Manufacture or Complex-Shaped Xachfne Parts by U:-ng a Proem~ -Controlled Electric-Spark Kichining Ualt 179 Aleksindrov~ V. P., and B. R. Zolotykh. Selecting the 'VptI m.T. Procedures ror,Klectric-Sparlk Machiming Of Nickel- Base Heat-Re3istant Al Oys 196 "Gorbunov , B. M. Electric-SpaeA tapping Used on Flour-Mill None -- - 226 -Pron G F Manuracture of Stainlean and K!gh-ranganeae Ste : i'k'i~ the Electric-Cpai, Method 217 Ayzenahter. V. L., and S. 1. Kc=_,nar. Elect rj c _Spare, ll.,ro.:_ -Ing Of MaSs-Froduced P3~rtz 227 14vInson, Ye. M. The M'vcloP=.~t of Electric-Spark MachinlrZ -in Mass rmd"Llon 233 Card 4/~ PRONIKO V.N. inzh. 7.1 2 Safe use of electricity on the construction site. Stroi. truboprov. 8 no.1:29 * 163. (NIRPL 16:5) (El6ctric apparatus and appl-iancqs-Safety measures) ON niouYliv, inzhensr; PROVIKO T N Inahener. Proiectfirs measures for electrical Injuries. Strol. prod. neft. prom. 2 no.2.,26-27 7 '57. (NIU 10:4) (Electricity, Injuries from) KANDAUROVA, Ye.l., vrach;,MAZUNIJA, G.N., kand.med.nauk; PRONIKOVA,, Ye.F. vrach; TORUBAROVA. N.A... vrach; SMALOV, 11.11. kand.med.nauk; SIDELINIKOVA, T.4., kani.med.nauk; SHCHECHKIN'V.11., Icand.med. nauk. Hints of the "Worovie". Zdorovle 9 no-5:30-31 ftr'63. (,,MU 16:9) (HYGIENE) ~(0,21(8) 'AUTHORS: Pro nMa-A,,,. Shalashov, V. A., SOV/20-127-6-32/51 -Tr-'e-ger, A. Kh., Zubov, Yu. A. TITLE: Decomposition of the Carbide Phase of White Cast Iron-Cementite Under the Action of Neutron Radiation PERIODICAL: Doklady Akademii nauk SSSR, 1959, Vol 127, Nr 6, pp 1259-1262 (USSR) ABSTRACT: The small number of papers written about phase conversions of metals and alloys under the action of neutron radiation is pointed out in the beginning (Re'fe 1-8), In order to study the above-mentioned process white oupola.furnace-cast irin was used, fron which dementite was extracted in form of a carbide sediment by electrolysis. The analysis of the initial material made under the management of N. 14. Popova is given in table 1. Aluminum containers were placed for irradiation in the acvive zone of a nuclear reactor (concentrated uranium and ordinary water) with a total neutron flux of 10 12 neutrons per cm2.sec. The thermal neutrons were absorbed by an 1 mm thick Cd-filter. The amount of the flux of the 1 Mev fast Card 1/3 neutrons was 1-5-10 10 neutrons per cm2.sec, and 'therefore the -Dec6mpos-ition of the Carbide Phase of White Cast 30V/20-127-6-z2/51 Iron-Cementite Under the Action of Neutron Radiation total dosage was 0.2-1.10 16. neutrons per cm2for 50 hours of irradiation. The irradiated and the non-irradiated cementite samples were examined by X-ray analysis (Ionication apparatus type URS-50-I$ Fe-K-radiation). The irradiated sample showed all lines of the cementite and the most intensive line of graphite (002) as well as lines of Fe304 (311) with low in- tensity. After annealing there were no changes observed for the non-irradiated sample while remarkable phase conversions were indicated by the X-ray analysis of the irradiated sample (Fig 2). Table 2 and figure 1 show the phase conversion of Fe3C dependent on the annealing temperature. The irradiated cementite already deposits almost 2/3 of its iron at only 65(P. This decomposition of Fe 30 is caused by centers of crystal- lization formed by irradiation. a-iron crystallizes at anneal- ing temperatures below the iustenite range, and y-iron at temperatures of the-&~stenite range. Carbon crystallizes in graphite only at'temperatures above 10000. The irradiation Card 2/3 dosage applied was insufficient to form adequately active ---Devorhposition of the Carbide Phase of White Cast SOV/20-127-6-32/51 Iron-Ceaentite Under the Action of Neutron Radiation centers of graphite crystallization. The authors thank V. A. Karginp Academician, and A. A. Zhukhovitskiy, Professor, for his judgment of the paper under review. There are 2 figures, 2 tables, and 14 references, 6 of which are Soviet. ASSOCIATION: Vaesoyuznyy nauchno-iseledovatellskiy institut po normalizatsii v mashinostroyenii (All-Union Scientific Research.Institute of Standardization of Mechanical Engineering) Fiziko-khimicheskiy nauchno-issledovateltakiy institut im., L. Ya. Karpova (Scientific Research Institute of Physical Chemistry imeni L. Ya. Karpov) PRESENTED: April 10, 1959, by V. A. Kargin, Academician SUBMITTED: April 9, 1959 Card 3/3 PRONW, I. M. Theory of the graphitization of white cast iron. Lit. proizv. no.11: 37-41 N 160. (MIRA 13:12) (Cast iron--Ketallograpby) S/020J80/133/04/19/031 B019/BO 0 AUTHORS: Pronman, I. M., Shalashov, V. A., Breger, A* Kh. TITLE: The Influence of an Electron Irradiation Upon the Decomposi- tion of Cementite a:nd the Graphitization of White Cast Iron PERIODICAL: Doklady Akademli nauk SSSR, 1960, Vol. 1339 Ko- 4P pp. 825-828 TEXT: The authors report here on attempts made to study the influence of electron irradiation on the graphitization of white cast iron and the decomposition of oementite, which represents a metastable phase of white cast iron. The structure of industrial cast iron samples consisted of cementite, ledeburite, and perlite. The temperature of the samples was measured with Pt-PtRh thermocouples, and the energy of the electrons was about 1-7 Mev. Fig.3 shows the variation in hardness of irradiated and nonirradiated samples, annealed at 7000C, from which the effect of elec- tron irradiation upon graphitization can be seen. Experiments made with irradiation of pure cementite prepared with the help of N. M. Popova, in vacuo at a temperature of 600 - 620 0C, revealed that cementite is Card 1/2 The Influence of an Electron Irradiation Upon S/020 6011331041191031 the Decomposition of Cementite and the Graphitiza- B019YB060 tion of White Cast Iron decomposed to form graphite. Fig. 4 shows an X-ray picture of irradiated cementite. From the fact that cementite irradiated by electrons is chiefly decomposed by their ionizing action, the authozs draw the conclusion that iron and carbon atoms in the cementite lattice possess an ion bond. The authors believe that the same effects are bound to arise on a sufficiently strong y-irradiation. The authors thank Professor Zhukhovitskiy for his discussion of the results. Ye. Ya. Roz-lnskiy is mentioned. There are 4 figures, 1 table, and 16 references: 11 Sovietq 1 British, 3 US, and I German. ASSOCIATION: Institut metallurgii im. A. A. Baykova Akademii nauk SSSR (Institute of Metallurgy imeni A* A. Baykov of the Academy of Sciences, USSR). Fiziko-tekhnicheakiy institut im. L. Ya. Karpova (Physicotechnical Institute imeni La Yao Karpov) PRESENTED: January 199 1960, by G. V. Kurdyumovq Academician SUBMITTED: January 18, 1960 Card 2/2 PRONMAN , 1. Mol CAND TECH SCII "a_`V~N OF NUCLEAR RA- tAw ~ DIATIONS 9K-GRAPHITIZATION OF WHITE IRON,n MOSCOW, 1960. (MIN OF ijjGHER AND SEC SPEC ED RSFSR* MOSCOW ORDER OF LA- BOR RED BANNER INST OF STEEL IM 1, Vo STALIN), (KLt 2-61, 211)o -174- 0 K;y 09 CK, IQ0 .C2~ 00 Ki e ec, e. 0 OV, e,- Kj o ~~ ' 9 A V 4 Ko foo C, 6C6 oc, 0 6F- - -\, - 0 K;' ' C ve Kj 0 e ~p N (? K~ K~- CP e~l V~ ze Vi 0 K, C) o Ki 0. .,-* 0 K i ID~ 0 e, (3 -0 0e, C- 3. f C, ge th ech ~!n Ih I. a2 at2cl , 13/ ph 0 r )9 A,'Ij 16~1, ,p Of, 07 e,e,r, CII S Plc ea,- C-,a p. ert cL,, ept m /002/00 S %'I Izs ~ati lope t epe 0,- . - .Zp C~ a r. '?~ ~ I 0,~) a tio, e:,3 aJ*2 t L, 910 ~6 e 17 a Clia t a 23 L CI -0d 120,12 .1022 V Z th C, SSO C -SoV_, 9021e... 022 -34" - -!~~022 J e t. Co") -i nci -CaPbO22 3 c 2027 tr- .1 2 0 ect -zeal Pacl, t4 t t at- 3i t 0 Pesj -ZOI, tj tjj t Me t, S. See tjo,, stj IV op e ces. 012 the .1 s 4 I'v- SOVIet 'FAZT-NT, /000/0081/0099-" ORG: none TITLE: Decomposition of the carbide phase of iron-carbon alloys and the phase transformations in white cast iron Ader the action of nuclear irradiations SOURCE- -Soveshchaniye poprobleme Deystviye yadernykh i::lucheniy na materialy. Moscow, 1960 stviye yadernykh izlucheniyna-materialy (The effect of nuc radiation onlrtyerials); doklady soveshchaniya. Moscow, 'J:zd-vo AN SSSR, 1962, 81-99 ---M023766 SOURCt P0bE_.-' UR1061 A~v dS/WH 41Y d K Shalashov, V. A. V 13regeL, A- Khr/ AUTHOR: Prona-Sn' I TOPIC TAGS: white cast iron, cementite, cast iron neutron irradiation, cementite neutron irradiation, cast iron electron irradiation, cemimtite electron irradiation, cementite gamma irradiation ABSTRACT: White cast iron containing about 45% cementite (Fe3C) and pure cementite electrolytically recipitated from white t iron-were irradiated with a neutron flux Of 1012 n/cm3-sec, fast electrons~heaf -1050C. egamma rays and vacuum annealed at a temperature varying from 650 utron irradiation dose for cementite and cast iron was 0.2-5 x 1016 n1cm2 and tNe-Tr-radiation temperature did not exceWd- 65C. Prolonged hig4-temperature annealing produced no t ctural changes in Unirradiated cementite, but in irradiated cement te, =ing at lower temperatures for a shorter time resulted in a phase transform tioni For example, annealing for 2 hours at 650C. i.e.. below the austenitic transformation temperature, led to an ACC NRt AT5023786 appreciable decomposition of irradiated cementite and to the liberation of 66Z of the total amount of iron. The iron nuclei,-formed as a result of neutron irradiation during anne~aling at temperatures below the austenitic region crystallized into a-iron, and those formed at temperatures corresponding to the augtenite region, into Y-i 0 Regardless of the amount of liberated iron, carbon crystallized into graphitN/boky above 1000C. Thus, neutron irradiation of cementite even at a low flux (of the order of 1016 n/cm2) led to the formation of iron and graphite nuclei. It is probable that larger irradiation doses can also lead to the crystallization of of the new phases directly during irradiation. Neutron irradiation had no direct effect on the -micros tructure of white cast iron, and its effect became apparent only after subsequent annealing, Annealing brought about a complete phase trans- formation with the formatioa of ferrite and graphite in irradiated cast iron, and only fragmentation of cementite crystals in unirradiated cast iron. Irradiation with fast electrons (energy 1.6-1.8 Mev, current 30-.35 pamp, dose 1%,1019 Mev/cm2) in air at 100 and 130C-produced surface oxidation of isolated cementite, but at -150C it produced no effect. However, irradiation in a vacuum at 600C for 2 hours resulted in almost complete decomposition and graphitization of cementite. Electroa irradiation in airat iOOC_ increased the hardness and electric conductivity of white cast iron. with increasing temperature, the hardness and electric conductivity decreased significantly, and irradiation in air or vacuum at 650-700C brought about complete phase transformation of white cast iron with the formation of ferrite and spheroidized graphite. Gamma-ray irradiation with a dose of about 1000 r/sec at 140C brought about no phase transformation in cementite, probably because of the low intensity and small irradiation dose. Orig. art. has: 14 figures and 5 tables. JHSJ r_'A I Pa I - - - -- - - - . t I . - . PHASE I BOOK EXPLOITATION SOV/6176 Konobeyevokly, 3. T;, Gorresponding Member, Academy of Sciences USSR, Reap. L.4. Deystvive vaderovkh izlucheniv ra materialv (The Effect of Nuclear Radiation on Materials). Moscow, Izd-vo ANASSR, 1962. 383 P. Errata slip inserted. 4000 copies printed. Sponsoring Agency: Akademiya nauk SSSR. Otdeleniye tekhni- cheakikh nauk; Otdelanlye fizlko-matematicheakikh nauk. Reap. Edo: -0. T. Konobeyevakly; Deputy Reap. Zd.~ S. A. Adasinakly; Ed1torial Boards P. L. Gruzin G. V Kurdyumovi B. M. Levitakiy, V. S. Lyashenko (Dece&sedI,,Yu.*Ao Martynyuk, Yu. I. Pokrovokly, and N. F. PravdyWc; Ed. of Publishing House: M. 0. Makarenko; Tech. Zdat T. V. Folyikova and 1. N. Dorokbina. ,card 1/14 The Effect of Nuclear Radiation (Cont.) sov/6176 PURPOSE: This book Is Intended for personnel concerned with nuclear materials. COVERAGE., This Is a collection of papers presented at the Moscow Conference on the Effect of Nuclear Radiation on Materials, held December 6-10, 1960. The material reflect& certain trends in the work being conducted in-the Soviet acient-Ifia research orginization. Some of the papers are devoted to the experimental study of the effect of neutron irradiation on reactor materials (steel, ferrous alloys, molybdenum, avIa4 graphite, and nichromes), Others deal with the theory of neutron Irradiation effects (physico- chemical transformations, relaxation oil internal streades, internal friction) and ohangen In tl~e strueture and proper-w ties of various crystals. Special attention is given to the effect of Intense T-radiation on the electrical, magnetic, and optical properties of metals, disleatrics, and semiconductors. Card 2/14 The Effect of Nuclear Radiation (cont.) SOV/6176 Lyashenko, V. S. (Deceased), and Sh. Sh. Ibragimov. Effect of Neut~on Field on Structure and Properties of Steels 74 The specimens were irradiated in the fast reac- uor BR-5 with a neutron flux-of 1.9-10pon/ml at temperatures from 3.50 to 22C [01. '~~Fr_onman, V,,_A_._Shalashov and A. Kh. Breger. Decomposi- ti66__&f_Ca-r_6_ide Phase _f~_f~__oba:-_Ca'rbide_ Alio - d-Phase Trans- yo an formation in--White Bast Iran Under Nuclear Irradiation 81 Petrov, P.,;A.,,I. V. Batenin, A. N. Rudenko, and.B. V. Sharo.v. Inv'esti a~ibn:_f PrQpertiCs of Avial Subjected to Nuclear g 0 Radiation.in a Reactor 100 Platonov, , P. A.- Stress Pelaxation in Metals Under Neutron Irradiation, Recovery, and Annealing of Radiation io6 Defects 0 Specimens were irradiated at -150 C by fast neutron fluxes (E~wl mev) of 2-101" and 4. IU~gn/CM2 tn -che RFT Reactor. Cai:d _';/14 3 FROMM, I.M. Role of fast electrons in the study of the iroD-carbon alloy graphitization process. Trudy Inst.met. no.10:83-107 262. (MIRA 15: 8) (Iron alloys-Metallurgy) (Electrons) POPOV, I..N.; V. .1. , 2y--. Dynamos Controlling out-of-balance generator londs. Elek. sta., 23, No. 6, 1952. Monthly List _qf Ru5s:Liln AcQe�r2jons, Library of Conpress, October 1952. TRICLASSMED. BUDZKO, I.A... akademik; PRONNIKOVA M.1 kand. teklm. nauk. Method of two boundary points for the calculation of short- circuit currents In network- with oteel wires. Izv. vys. ucheb. zav.; energ. 8 no.7:13-20 J1 165. (MIRA 18:9) 1. Moskovskly institut, inzhenerov sellskokhozyaystvennogo proizvodstva. 2. Vsesoyuznaya akademlya selliakokhozyaystvennykh nauk im. Lenina (for Budzko). LVYAZZVA, H.S. (Moskva); IANIN, V-A- (Moskva); PROJII.Xj6jj,- ky ,e, (MOM &) On the unsaturated character of aromatic hydrocarbons derived from lowtomperature tars. Izv.AN SM.Otd.takh.muk no.4:168 Ap 156. (NLBA 9;8) (Coal tar--Hydrocarbons) ,~RONNIXOTA~ Y.I., kandidat teklmlcheakikh nauk. bkmm=.- Cal-FffMon of ahort-circuit currents in networks witt steel conductors. I~n~ yr~ESKH 3--142-164 156, (Y-LRA 1-0 6) Me,-;tric conductors) (Short circuita) ~ PRON t jN,; KMWV, M. , int4 po podgotovke kadrov Wste,ring a second occup-ation. Prof.-takh. ob--. 20 nq.4.-27 J& 16,1, (MIRA 16:2 J 1. Nachallnik otdela truds. i zarabotnoy platy tresta "Promstroyro- konstruktsiyam (for Pron'). 04oscow Province-Bailding trades--Study and teaching) B&IZIN, A.A.., inzh.; BORODIN, I.F. , kand. tekhn. nauk; LUKOVNIKOV, A.V., kand. tekhn. nauk; rRQ,'_!,N.IXOYA, X.I., kand. tekhn. nauk; SERGOVANTSEV, V.T., kand. tekhn. nauk; YURASOV, V.V., kand. tekbn. nauk; BURGUCHEV, S.A.~ zasl. deyatell nauki i tekhniki RSFSR doktor tekhn. nauk, prof.,, red.; NIKITINA, V.I., red.; SOLODEVIKOVA, G.A., red.; SOKOLOVA, N.V., tekhn. red. [Course on elelctric power plants, substations, and power systems) Praktikun, po elektricheskim stantsiiam, podstantai- iam i sistemam. (By] A.A.Berzin i dr. Moskva, Sel'khozizdat, 1963. 303 P. (Electric power plants) (MIRA 16:12) (Electric power distribution) SOURCE CODE: U~1,1/0143/65/000/007/0013/L)02U AUTHOR: Budzko, I. A. (Candidate of technical sciences; Academician.-VAMMIL) Pronnikova M, ORG: Moscow Institute of Agricultural Engineering (Moskovskiy institut inzhenerov sellskokhozyaystvennogo proizvodstva). TITLE: Method of two boundary points for calculating short-circuit currents in steel-wire systems SOURCE: Izvestiya vysshikh uchebnykh zavedeniy. Energetika, no- 7,, 19650 13-20 TOPIC TAGS: electric impedance,, electric current, boundary value problem,, wire, ABSTRACT: Steel-wire power systems are used on a fairly broad scale in Soviet agriculture. The calculation of short-circuit currents In these systems Is fairlydifficult In view of the non- linear dependence of their Impedance on the current flows In this connection, the authors propose simplified methods-of cal- culating these currents according to two boundary values of the ciLrrent: IkI in the absenoe of increment In steel-wire impedanoe; and IkfI In the presence of maximum increments In steel-wire im- pedunce. On this basisl the appropriate-'equations are derived. It is shown how allowance can be made for the maximum error due -Card 112 uDc: 621-3.o64.ool.24 L 22150-66 ACC NR; AP6012965 to the nonlinear !Lnorement in steel-wire impedance and how the time factor can be taken into account. The compensation method and nomogram for calculating short"olroult currents when power is supplied by a large grid are described, The evaluation of. .maximal errors with respect to current owing to the Inorement.ini steel-wire Impedances during a short circuit may be determined over a broad range of currents (70-200 a) for 10 kv systems by means of the f ormulUt a 1% = - .1. .0 (% j, where. is the overall length cf successive steel-wire sigmefits. _11)rig. art. has: 6 figuriis'aftd 13 formulas. [JPRS] SUB CODE: W SUBM DATE; 25MAY64 OUG OF: W5 Qwd 2/2 0 **aollol *loof Woo., a-*-- oo::::::Oooeees6ooo!oo::o* I UOT Jell ullu Ism us IS Is iili r9" r m sk t 1. 14 f Ico 11NON(IIIIII" 00.! All COO rp _00 ri _ 00 i Or 1"1'm 1"j m t as :02 tiff to! 1-00 X.Itt-ill 00 I)UU I 'j'uq.m.L t0p.Kwul.)l 00 k:gH.)'j .01) M~p ~plsjjpwj~'/ .,p m!pIpti, ir 00 %muj "Ned 11 -Aoun-td 'm 'v 'Uttimpixom ).%I% ~ -niija jo "Itti,11MV qll.,A %juatuliadvi Stmialig 1-;S 00 00 **, 0.1 00 : 00 0:- 00 00 - '7; T_ co'k.1 cii I.;., , I 1700 . . _" - 1 11 D -a la- W_ I I f 4- -Frn- ad WW tl 9 a 9 analm" pill Z 0 n 0 000 0 : : : : 0 0 0 0 : a a I a 60 a, 0 AKSENOV, P.N., doktor tekhn.nauk, prof.;-T99110 n S-,- _A.P. , ka d. tekhn. nauk, retsenzent; CHERNYAK, O.V., insh., red.; UVAROVAI A.F., tekhn. red. [Mold making] Foruovochnoe proizvodstvo. Izd.4. Moskva, Mashgiz, 1963. 287 p. (MIRA 16:7) (Molding (Founding)) 00 A **a 002 *of 008 Oew of _16i J66m, A TAW%. 194 Aln ILS. Abe" smfididm~, *2 the ire .L cbwb"+ vow fWasuicm + d tw hausi Wd- by b"MitC 10 IL gon d INW is dw J. J. G. MGM A S m 5 L A 297ALLU*GICAL LITERAIM CLASIVICAYMM bills mate -A-L C-Z~ ~.-7,r.== -go .00 -00 -09 .00 zoo zoo 000 goo moo 20 tsoo ire 0 0-; iri ii 1-911 iii air, IN A s w .0 a I w 0 5 a a 3 0 1 19T14, 0 fk 6 9 0 0 0 --- ----- -- of NeWl a-rgy-- Mademy- "T .uukaj- An "lunt La of wnpAve lnva~tigmtlctz of tile : rm~llgnlcd prapafth-,~i of r. low-alloy 43-mtemtoc ated 10-0d-0-1301; C, 0-2GA,64*/1,, Un. tram-0-44c,', Si. 0-04"-051% P 02d- A 0-048% S. 0-0"-90" Cr. 0-('O--0 0" -4' 0,). The in aul coaduainns dmwn am: through alloying, tha steel fii actually tees liable to brtUo fmc-ture thLa the corrotpondivs O.H. av-,Ot and h~,s a hlOQr Yield Pal;lti tto wphtg~ rr3jmrUw ni~d ~Cngldvky'to in Cyclic JwWwg remain volatively pwr. It is hy, ~W7 -othor In a Waa to.01w, -th mp -8 narq ma4nrei in yug, P. ertL of lie- mer iw-A eau be impro-ved AW1 fVrtb&ryjave"aff= of Prownes Ufft USSR/M,etals - Steel.Structure Apr 51 "Causes of Differences in Primary Structure Foxued During Crystallization of Steel," A. P. Pronov, Inst of Metallurgy im~-_ni A. A. Baykov, Acad Sci USSR "Iz Ak Nauk SSSRY Otdel Tekh Nauk; NO 4, YP 576-578 Expts revealed contradiction betveen results bf in tigation and existing assumption of certain atza re that crystals grow exclusively on non o metallic inclusions. Dendritic prim y structure of steel ingot originates due to intensity of 190T88 USS~/Metals - Steel Structure (Contd) Apr 51 cooling only to slight extent; mainly depends-on state of liquid steel, its. hee~t content,,. purity fr;om metallic and nonmetallic centers of'crystu. One of, pirincipal causes of fine-cryst structure is,cooling.of s 'teel before pouring to temp of liquidus, when microcrystals of iron are f orvied. Submiited by. Acad I - P. Bardin FRO P -0V P, USSR/Engineering Metallurgy FD-2b19 Card 1/1 : Pub. 41-5/21 Author : Pronov, A. P.; Moscow Title : The effect of the temperature of liquid steel on ingot structure Periodical : Izv. AN SSSR, Otd. Tekh. Nauk 4, 58-62, Apr 1955 Abstract : Studies the effect of the temperature of liquid killed steel upon the crystallization of the ingot. Finds that steel should be heated to a point above its melting temperature sufficient to assure optimum crystallization. Believes a 30-400 overheating above liquidus point is adequate. Discusses macrostructure and crystallization pattern of a basic open hearth steel ingot. Optimum dimensions of ingot and adequate thermal insulation of deadhead part are studied. Photograph of ingot cross section. Seven USSR references. Institution : Institute of Metallurgy imeni. A. A. BayVov, Academy of Sciences USSR Submitted : July 24, 1954 SAMARIN, A.M., otvatetvannyy redaktor; SOKOLOV, P.Ye., redaktor; IRLBAKHPABBIV, A.A., redaktor; GOSTRY, K.I., redaktor; Oyp A.P., reclaktor; CHMOV, A.N., redaktor izdatel'stva; SOMOREY, 1K tekhnicheskiy redaktor [Continubus zasting of steel] Nepreryvnaia razlivka stali; 17-19 oktiabria. Moskva. Izd-vo Akademii nauk SSSR. 1956. 2.99 p. (MLRA 9:7) 1e Vuesoyuznaya koaferentsiya po neprer7vuoy razlivke stali, let. 1955. 2. Chlon-korre3pondent AN SSSR (for Samarin) (Steel-Metallu.rgy) (dontinous casting) RUTES, V.S.; PWNOV, A.P. Conference on continuous pouring of steel. Stall 16 no-3:263-265 Mr '56. (Smelting--Congresses) (MLRA 9:7) PRONOV, A.P., "Studies of Large Ingot Crystallisation," lecture given at the Fourth Conference on Steelmaking, A.A. Baikov, Institute of Metallurgy, Moscow, July 1-6, 1957 SARATOWN, DmItAy Dmitriyovich; PRONOT, _A.?., 1,aariid~~t tekhnicheskikh nauk, 1 .7 _HTI-da retsenzent; BAKSHTSYN, S..- -D - --I tekbnic':esII'---~.b nauk, retzenzent; SHPICHIMTAIY, S.S., redaktcr; XAMPIVA, O.M. , redaktor izdateletva; 13LIURIYEVA, P.G., taklinicheskiy redaktor [Dandritic crystallization] Denlritnaia kristalilzatolia. Izd. 2-ce, iaprA dop. Moskva. Goo. rLauchno-tek-tia. izd-vo lit-ry go chernoi i tavetnoi metallurgii, 1957- 125 p. O"A 10:10) (Solidification) SOV[ I _" Translation from: Referativnyy zhurnal, Metallurgiya, 1958, Nr 8, p 23 (USSR/ AUTHOR: P TITLE: Determination of the Fluidity of Steel With the Aid of a U- shaped Test Mold (Opredeleniye zhidkotekuchesti stali s pomoshch'yu U-obraznoy proby) PERIODICAL: Inform.-tekhn. byul. Vses. proyektno-tekhnol. in-t M-va stroit. i dor. rrashinostr. SSSR, 1957, Vol 2 (5), pp 56-59 ABSTRACT: The influence of various factors on the fluidity (F), as de- termined with the U-shaped test mold, was studied. Practical directions are given on the problems of the manufacture and the use of the U tefit mold. It is asserted that the F is affected mainly by the state of the liquefied metal which is character- ized by its viscosity, which in turn depends upon the composi- tion, temperature, and the presence of insoluble impurities. The effect of surface tension on F, as the calculation by the A.G. Spasskiy formula demonstrates, is very small and can be disregarded. All other conditions being equal, the overheating Ca Jc of the melt above its liquidus': temperature has the greatest ef- Card 1/2 fect upon its F. Upon an ov,qr" eating by 8-150C carbon steels .,.,h 137-58-4-67381, Translation from. Referativnyy zhurnal, Metallurgiya; 1958, Nr 4. p62 tUSSR.) AUTHOR- Pronov, A. P. TITLE. Effect of the Physical and Chemical Properties of Molten Steel Upon the Process of Crystallization, the Structure, and the Quality of an Ingot Miyanlye fizicheskikh i khirniclieskikh royeniye1 svoystv zhidkoy stali na protsess kristallizatsii, st kachestvo slit'-,a) PERIODICAL. V sb.. Fiz. -khim. osnovy proiz-va stali. Moscow, AN SSSR. 1957, pp 705-717. Diskus. pp 781-791 ABSTRACT: The effect of Al orLthe fluidity (F) of various grades of sterol when molten, and also upon the tendency of steels to crack formation in accordance with [ C I , was studied. Study of F was performed on the Nekhendzi-Samarin's and Prof. B. B. Gulya - yev's instrument under laboratory conditions, and by recording the level to which the transfer ladle was filled with liquid steel I in continuous casting under factory conditions. It was found that under optimum conditions for the smelting of rimmed steel. its high F made it possible to obtain a good ingot. Introduction of Ca rd 1 /2 Al into rimmed steel sharply diminishes F and impairs the 137-58-4-6738 Effect of the Physica I and Chemical (cont. structure of the ingot. Capped steel is particularly sensitive in this respect. Addition of 1.4-1.5 kg Al per t. of capped steel reduces F by half. In killed lo- and medium carbon steel. addition of Al over a definite minimum h3s a very pronounced effect on F and on the foirnation of blisters in the ingot. Thc cilin inution of the F of steel upon addition of Al is explained not. only by the form- ation of A1203 but by the reduction of the amount of FeO in the steel. The ap- pearance of blisters is related tu the secondary oxidation of the steel during teeming. The presence of Al in steel is a protective measure again,;;, second .- ary oxidation. In addition to the customary processes of combining A! -,kith 0 and N, it, is proposed that it be combined with S in sulfides. Steel containing [C] in the amount of 0.15-0.35% shows the greatest tendency to crack form- ation, and this is explained by the intensive development of shrinkage during hardening of this type of steel and the fact that it is:of;16w streng"h. 0.08- 0.10% [ C I steel has twice as much strength during the process of crysf;~~IP zation and consequently, for this reason, shows les s of a tendency to C rac k - formation. When [ C j > 0.35%, the appearance of shrinkage is slowed. and this makes for solidification of the steel without cracks. A.R. 1. Steel--Properties--Study and teaching 2. Crystallization -Proc~sses---Azr)-."_ Ca rd 2/2 cations 3. ingots--Structure "Deoxidation of Steel with Alwninum and its Influence on Flowabi-lity." 11ydrodynamic3 of Molten Metals (Gidrodinpznika rasplavlennykdi av; trud.y -pez-,rc--D a saveshchanila po teorLi liteinykh protsessov. Mos~-,ia, Izd-vo Akad. nauk SS)SR, lgc'b, 257 pp. (Proceedings of the First Conference an the Theory of Casting Processes) Institute of Metallurgy, imeni A. A. Baykov Academy of Sciences USSR AUTHOR: Gulyayev, B.B. SOV/24-58-4-37/39 TITIA: Conference an CrystAllisation of Veta~s(Soveshchanlys po krl stall isats ii metallov) PZRXODIC1Li IzvestlYa Akadenil Vauk SSSR, Otdalenlys Telrh~lcteskjlch Rank, 1958, Nr 4, PP 153 - 155 (USSR) ABSTRACTI This cOnXOrGMc* was hold at the Institut rashimovedemiya AN aSSR (Institute of Kochanical Nngineering of the Ac.Sc. USSR) an June 28-31, 195B. About 4nO people paxtic i t d and the participants inxluded xptcialis ta in the fialrda*of fo -1 Y. metallurgy crystallography, Physics, saidinZ, beat, physical chemistry, mathematlCal physics and other r lated subjects. In addition to Soviet participants, foreign w1sitora Included Professor D. Czikl (East Gerrany) and N.X. Chvorinov (CzechoolovaLia)~rtThio cOofsr:nc:lon crystal.limation of &.13 was the fo h c nfere c r atag t !L&~ral probl.. of the theory _.of f0-1 y processes. X-I"LuDar" K.P.-R i.,hev, so nk h-I- LIOZIAOv - "Certain Xethod, 2.d..Y45koZ.!-=f'OrzL1t-Je* of Large Cast,Ags (up to made of 24,zing Steel,; V.X. 11071takiy A.B. MilcultL) :: 'ad V-V--1-UPOv - *1r-fluenLe of Internai Cry3talllaera the Struzt%-Lr* and Przper-jea of Steel Ingots-; S.IA-10yorimW (Czechoslovakia) - 'on the crystal I Ination a t RLI Ofe8tee "r-A.P.-Proaav - 'CrYstallisatiO0 Of Continuously Ca t Ingot 102MTEMWV~u it of the Properties or Card6/10 Liq"d Steel-; L.L._XQ.,rozOnskiy and O.D. Zij.k- Influenza of blovezent of the Late,- in the Liquid Ccr. a" the crystmallast.-CO, Of Steel Ingots and Castin4a.; N-3-9291i.c. A.A. NOTkcv& and B.B. Gulya?ev - ;,Cg:t&ll1mitloa Properties of Stq*l, gZ t*d V.ya. .1;eymark - -Influ., .0 of Inaculatz LA Dtfor--ation of the Crust and tho .VOd of Solidlization at Ingote; G.P. zMarsal Stresses and Dqfo=&tion in the Crust 5 CrY*t&llislr.g Icgotw; T.G. GXM-- ~Ap and P.I. dealt with problems of forci-fion of the yr_--&rj, atr'cture Of 4%rucVvX&l stsel. and the influence on 1% of the u temperature Of pouring. Ths features of crys-.allization of castings =&d@ ~f alloys wItb spe;ial prcperties and of au3teult-lc steela war* dealt with in -ho following papers: - olmfludace of Inoculation on the Str,,tjr. &Od on the Phynico-mech-wcal Prcpe.-ties -f FUth-allry Bf;sfld*; 7-7- F-Eu.Vh=, F.V. Akae=v, N.F. &M:1 X-ra' k-d"aa Of ITOXI~~Uul for-M% 14F3- xn Jjjg.~,- CAM7/10 TtrZPiF&turO 9-110YB During C:'YstgllisatiOn and F.., eatmen;a azd 'grpertzmzza.' InvOstig*tlOn Of the Procegn Of CrYst&llis&tiOn of Cast Blades Made Of RefraCtory Allog'. A-J(-LLL2ror considered the process of --.-reCI7 t. f4tloucf-sz..601L~