SCIENTIFIC ABSTRACT SIMONOV, V.I. - SIMONOV, YA,P.

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SCIENTIFIC ABSTRACT
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SOV/70-4--3-5/32 I- of Solv-Ln, Cr-;si-.al Structures (NaA.90.-) Cio LiAIPO (F , oil) D,aj,l-;iiTi (Zrl.5 TjO.5) paralaet erz) 1 atonVcell; pi) PO (Xublysonitc- 24 paral-letersO I IS i'O 11 or)(F., 011), 115 PVC) . It 1-i Collriuded that tile -3uperposition mcthod~5 availa"Ai'l at present are interesting froir the point of view of otructure- aualyF;is theory and arc powc-;:ful of solviii,6, cry-stal structures,. The ljossibilitcic!i of supoz-poE-itiosi i~iethud.s ;iavu jAo'k bcoil fulLy ocploited, partioularly a,3 they cau readily be tried on the Patto-rson projecti.ons w4i4-h arc almo5t always made at tlic start of an analysis,-. Tht nieclianical couiputation of sharpened t1ircc-dimen:3lanal. Patterscri syrlthe~~es will (-reatly facilitate the. u,;e of suporpoz- itioll zlet"lods, particularly if -;Uperpositloil all", minimal.-A-sation can be done autoi-iiatically. Card 2/3 SOV~7o-4-3-5/32 Superpor.ition NICULOCIS Of Solving Crystal truczures There are 63 references, 16 of which a;:e Soviet, -1 Gcriiiari, I French, 10 English and 55 international. ASSOCIATION: Institut kristalloZrafii AN SSSR (Ilistitutc of Crystallography of tile Ac.Sc.,-USSR) SUBMITTED. March 10, 1959 9 Card 3/3 SOV/70-4-4-7/34 ,AUTHORS: Simonov,-V-I-and Vaynshteyn, B.K. TITLE: The Use of Functions Isolating a Structure From Among the Interatomic Vectors for Finding the Phases of the Structure Amplitudes PERIODICAL: Kristallografiya, 1959,-Vol 4, Nr 4, PP 505-509 (USSR) ABSTRACT: On the basis of the superposition method, formulae are proposed for determining the phases of the structure amplitudes. The efficacity of one.of the formulae is verified on the hOj zone of the known ftructure of seidozerite. If there is no overlapping and no parasitic peaks the functions L(P), n(P) and M(P) give maxima which approximate to 0(i) , the electron-density distribution. In as much as these functions are equal, their Fourier coefficients are like each other. So knowing the phases of one of these isolating functions, they could be attached to observed values of ~Fhkjj for a Fourier synthesis. If there is no centre the process would Cardl/4 require more care. SOV/70-4-4-7/34 The Use of Functions Isolating a Structure From Among the Interatomic Vectors for Finding the Phases of the Structure Amplitudes For a centrosymmetric structuref 2ro, the vector between centre-related atoms can be found by Mamedov$s method (Ref 19). The origin is chosen to be at a centre of symmetry and the Patterson function can be written as: P(P) = 1/V F2exp 1- 2-1 R(Tr + i H 0 The 4-function is: 2 2/V " (F.Cos 2"fli: )exP 21yifl;l it R 0 which, when compared with: 1/v F ,P r - 2-.-~Lffi: Ar H gives the Fourier coefficients. 7%(7r) and M(i) are treated similarly. The formula actually used is from Card2/4 SDV/70-4_4-7~134 The Use of Functions Isolating a Structure From Among he Interatomic Vectors for Finding the Phases of the Structure Amplitudes :--(F) and relates the signs by: S (F11) = S (F2 1 Cos 21"Vrio; )T'F2 a, c os z-01 IR I 4~ n 0 - H_ 0~ +t (F2sin 2 fili )(-F2_n,sin 2r-:'(R - RI)ioll 0 This was applied to the hOt ,- zone of seidozerite which has the symmetry p2 . Out of 378 non-zero reflexIons the heavy atoms, (Zr + Na I) q determined 68 incorrectly. Calculation with the above formula is most laborious and pairs were selected from the 102 strongest reflextons. A table of JF~ on transparent material which could be superimposed on another table was used. The signs of all 378 reflexions were calculated from the formula given and all but 36 (9-5100 were correct. Using the heavy atom Card3/4 calculation, 19% were wrong. This method uses the SOV/70-4-4-7/34 The Use of Functions Isolating a Structure From Among the Interatomic Vectors for Finding the Phases of the Structure Amplitudes minimum information about the structure, only the 2 position P 0 of one atom and a wide selection of F exp- Putting the intensities on an absolute scale to include F2 introduces some error. Various other deficiencies 000 are discussed but the method is considered promising. The function M(Tr) would be better but more difficult to handle-mathematIcally. Acknowledgments are made to Academician N.V. Belov and to V.D. Andreyev. There are 1 figure and 22 references, of which 15 are Soviet, 1 English, 1 German and 5 international. ASSOCIATION: Institut kristallografii AN SSSR (Institute of Crystallography of the Ac.Sc. USSR) SUBMITTED: May 4, 1959 Card 4/4 30), 5(2) AUTHORS: Belov, N. V., Academician, Simonov, V. I. 50V/20-125-4-56/74 TITLE: Isomorphous Interactions Between Zirconium and Titanium (0b izomorfnykh sootnosheniyakh mezhdu tsirkoniyem i titanom) PERIODICAL: Doklady Akademii nauk SSSR, 1959, Vol 125, Nr 4, PP 888 - 53~ (USSR) ABSTRACT: The present paper gives the correction by the authors who were not careful (Ref 1) in the case of s everal sentences: "Ti was lacking in the Fersman-isomorphism "star" for Zr, can, howeverp constantly be found in all papers concerning the Lovozero mas- sif. So the latter is in Lovenite with a content of more thar. 20A; ZrO2substituted up to 5ej~, by TiO 2.. There are, however, ir.- portant reasons for the absence of Ti in the Zr-star. The pre- sent material from the Lovozero-massif shows that this isomor- phism of Zr and Ti occurs in fact only in the case of three minerals; Seydoseriie (Saydozerit), Lovenite (Ti-Lovenites), and Astrophyllite-Ku2letskite. These minerals have a high man- ganese content (10% and more % MnO). The role of Mn in Seydo- serite is quite clear (Refs 1,2) though this is not the case Card 1/4 in the two last mentioned minerals (their structure is unknown), Isomorphous Interactions Between Zirconium and SOV/20-125-4-56/74 Titanium The structure analysis confirmed on the whole the formula of this mineral (according to M. Ya. Kazakova and Yes I. Semenov, Ref 2): Na 8Zr3Ti3Un 21sio 418V4 . The most essential change car- ried out by the authors was the affiliation of a third of Ti to Zr and the removal of each 8th O-atom from the silicon-oxy- gen radical (which is less visible for the analyst). The two interpretations by Ye. I. Semenov (Ref 2) are from the first dangerous in view of the numbers obtained by a detailed analy- sis (M. Ye. Kazakova). Ye. 1. Semenov is, however, right in the case of Seydoserite in its cation distribution as was con- firmed by the X-ray structure analysis of the authors. Only two maxima were determined on the corresponding projection. One of them may be ascribed to the Mn-cation, the other one to the Ti. After the identification of the higher maximum with In the authors 'immediately discovered a mistake in the case of the distances between these two cations and the surrounding 0- -atoms. This mistake could be correcied only by the exchanea of Ti and Mn. It could, however, not be concluded from the Card 2/4 height of the Ti-maxima that Zr is contained in them. On the Isomorphous Interactions Between Zirconium and SOV/20-125-4-56/74 Titanium contrary, the chemical and radiographic analysis pointed out clearly that a fourth of Zr is replaced by Ti. Thus the assured isomorphiam would be in any case unilateral. After the det-~s- tion that 1/4 of the Zr-atome is replaced by Ti In Saydoserlte, and correspondingly the half of the Mg-atoms by Mn, not only one, but 2 paradoxes are solved. The Un which inclines towards high oxidation degrees is transformed from the bivalent stata into a trivalent (or ? even tetravalent) one. Correspondingly the tetravalent Ti becomes trivalent (like in the case of py- roxene, Ref 4). The reaction T14+ + Mn 2+ ----*T13+ + Kn3+ (y~.n4+?) #__z 3+ 0 renders the radius of the Ti (RI . 0083 A)iamedi.ately commen- 4+ 3+( 0-71 '3) surable to that of Zr (0-67 A) and to that of Mn A 2+ A with that of Mg (0-78 0)- It is not necessary that the reac- tion is finished, a corresponding tendency is sufficient-These statements are illustrated by other minerals. There are 4 Card 3/4 Isomorphous Interactions Between Zirconium and SOV/20-125-4-56/74 Titanium Soviet references. ASSOCIATION: Inatitut kristallografii Akademii nauk SSSR (Institute of Crystallography of the Academy of Sciences, USSR) SUBMITTED: January 21 , 1959 Card 4/4 3 (8) AUTHORS: Mamedov, Kh. S., Simonov, V. I.p SOV/20-126-2-42/64 Belov, ri. V., Ac6dem1clan TITLE: On Wdhlerite-Lovenite and Rinkite Mosandrite Groups (0 gruppakh velerita-lovenita i rinkita-mozandrita) PERIODICAL: Doklady Akademii nauk SSSR, 1959, Vol 126, Nr 2, PP 379-381 (USSR) ABSTRACT: The 2 groups named in the title followed each other in modern text-books (Refs 1, 2) and in mineralogical tables (Ref 3). Despite a somewhat closely-conn~cted type-formula, they differ greatly with respect to their shape and the parameters of the elementary cells. The recently published results of an exhaustive investigation of the Zr,Ti-silicate of Lovozero - the Seydhozerite (Refs 4, 5) change the mineralogical picture considerably. This mineral was placed by its discoverer (Ref 6) into the Wftlerite-Lovenite group (ZrO 2- content - 23 %). According to r8ntgenometrical data it doubtlessly belongs to the Rinkite group. Moreover, this mineral should because of its ideal structure be placed on Card 1/3 top of the Seydhozerite-Rinkite-group. The same test of the On Wbhlerite-Lovenite and Rinkite Mosandrite Groups SOV120-126-2-42164 structure (Figs 4, 5) proved that cuspidine should be placed on top of the Wbhlerite-Lovenite-group. In the essential work on the cuspidine and other purely mineralogical publications much space was devoted to its close structural connection with another Ca-silicate, the tillite. By means of geometrical analysis of this simplest Ca-silicate there was determined an infinite mineralogical radical - the tillite band which all minerals have in common (Fig 1). With the aid of this band such an important compound as tricalciumsilicate-hydrate (Ref 8) is for cement-chemistry, could simply be "put together" and a structural solution could be found. A second interesting result obtained in consequence of I.ie tillite band determination is the aforementioned geometrical (structural) difference between both mineral groupst mentioned in the title. Hence further (rational) combination of both these groups, which are already connected by a common type- formula is necessary. From figures 2-4, one may see that the minerals of the Cuspidine-W6hlerite-Lovenite group are (at least from the geometrical standpoint) only a polymorphous modification of the mineral group Seydhozerite-Rinkite. Card 2/3 Perhaps in this case the term polytypical modification would On '#6hlerite-Lovenite and Rinkite Mosandrite Groups SOY/20-126-2-42/64 be more convenient. This modification is characteristically expressed by the projection-surface of the cell which in nearly the same if slight differences in the length of the axis are not taken into account. In real minerals (SW 1) above all the composition changes. There are 4 figures, I tablet and 8 ref erencer, 7 of which are Soviet and 1 Gerftn. ASSOCIATION: Institut khimii Akademii nauk AzerbSSR (Institute for Chemistry of the Academy of Sciences of the Azerbaydd= SSR) Institut kristallografii Akademii nauk SSSR (Institute foe Crystallography of the Academy of Sciences, USSR) SUBMITTED: February 26, 1959 Card 3/3 1; .I . 1 (M&SCOW, ai~~Niyliy x I Die Struktur des neuen Zr-Ti-Silikates Lovenit report submitted for the Symposium on Silicates with 1 & 2 cations, BerlinY MR, 7-9 Apr 60 - SI.MONOV.-V-.I.--- Baotite, a mineral with metasilicate rings LSi 40- Kraitallografiia 5 no.4:5-14-546 Jl-Ag 160, (MIU 13:9) 1. Institut kristallografit AN SSSR. (Baotite) BELOV., N.V.; PRIKHOD?KO, 11. fe.; SIMCNOV, V~I,; MIRINSKAYA1, V.A.; IsICKEDLOW-HETIROSY0, O~P. Symposium on the etudy of silicates of monovalent and diva- lent cations. Zhur. prikl, khim. 33 no.11:2598-2600 N 160, (MIRA 14;4) Oilleates-Congresses) Sll',OI;C)V, V.I.; SHCHEDRIN, B.H. Fourier integral from the MinjMUM Phnse Nnction, and the sigms of stnictural Lunplitudes. Kriatanografiia 6 no.3:363-374 My-Je 14"l. kVI-11M 14 8) 1. Institut kristallografii AN SS~;R i Vychislitellnyy tsentr kloshovskogo gosudarstvennogo universiteta imeni M.V. Lomonosova, Uourier's series) (Lattice theory) ~~, SIWNOVP V.I. Dete-.mination of the phases of structural amplitudOB from a modified minin-lization function. Dokl. AN SSSR 136 no.4:82,1- 816 F 061. 1 (MIU 14: 1) 1, Institut kristallografli Akademii nauk SSSR. Predstavleno akademikom N.V. Belovym. (Crystallography, Mathematical) SlE(liluvj V.I., kand.llz.-materl.nauk. lnve~,tlgatuiorx oi., t~-- cliffracLior of X r-rys. I,e0t. Al.' 32 no.9:132-133 S 16:~. Wlp~. 15:9) (X rayo-Diffraction) 3/030/62/OUU/'00S'/002/002 1046/1242 '.1tuf Foh: 3imonov, V.I., Grrdi~!ato of F),yoico-Llathoratical Sciercee TIM,~: iiosearch or .-',-ray diffraction j ~~A'L!,L:GAL: Al:adetrlva r,%uk J'33N. Vestnik, no. 9, 1062, 132-133 T-;XT: 000 5ovi.et uclontirta participating in the annual Fedorov (;cnferenco and t1-0 spccjnl symposium on X-ray apparatus hold between Uay 21 and 26, 1962, prasont;.d 260 pppors or the following subjects. General: crystal chomical clussificatimn of" rulfides, arsenides, sulfoarsenides are ther analo6s, dynar.:ic scattering theory, nature of structural impurities in crystmlsp applica- bility of X-ray structural aralysio. Theor s X-ray scattering from crystals with defects and lattice de:~orrrxctlors, from scLlid 'solutions and from polymers; ,4ourier nnnlysis of one or 2everal lines in powder patterns; explicit phase relationships for symrmtry-linkod structural amplitudes of the tetragonalp hexagonal, and cubic systems; representation of lattice symmetry in reciprocal spacQ. Experinentals new results on silicate structures (existence of ~Si2+20 Zr, chains in 14n2B_-Ti?Si4Ol4); a now method for analyzing the structure of 3 - -1 (C.,N,,.)l~c*'oTi) ~Si207 - (0,F)2 by preliminary treatment of "substructures" Card 1/2 Research on X-ray... 5/030/62/0,)0/0W/002/'002 I046/IM ar-ocified by refluctions with ever, k only; a modificatien of the isomorphous- substitution Tnethod applied to tho analysis of Nizn2C12 and I;iEnZBr2; X-ray studios of phaoo trnnsformatiors; binary and ternary syr-tems; X-ray and electric ch nn, a-cs in dielectric ar.0 piezooloctric ternary solid solutions; electron- diffraction rethods; neutron-dif-Iraction analysis of atomic and magnotic structuras. kiorarntl erirtallo:~rrrhir. mineralogy rtre Petroaraphy: synthetic quar-tz; diffroctomotric Rnd thomographic analysis of loams; crystal growth; structural dejeIri-rations r' rota-Is and anoyz; real-crystal structure; disloca- tional s'Urticturo of crystals (thoory and experiment); two- and multi-ccmponerrt alloys; solil-colution dotoriorat-inn in Cu-Be, Ni-Bo, Cu-Sn, Cu-Ni-Co; problems of texture, ordering, brittloneoc, plastic deformation, interphase boundaries; X-ray approach to electrolytic coating. AZray_aUaratuss -theoretical detemin- ation. of optimal conditions for diffraction-pattern recording; now instruments in .1-rav spectroscopy. Somo of the participants mentioned in text were: G.B. Bokiyp Z.G. Pinsker, V.1t. Frark- Kame nets kiy , A.I. Kitavgorodskiyt 1.V. Yavorskiy, B.;~. Vaynshtoyn, B.B. Zvyagin, A.S. Antsyshkina, M.A. Poray- Kosh it sa Card 2/2- 6 1 Third ALI-Union Ginference on the use of computers in O~e -tl-uc- tural analysis of crystals. Zhur.strukt.khim. 4 no.5:',98-800 S-0 163. (Mj'A 16:11) 11DUTIN, A.Y.; SiliONOV, V.I. Effect of teml-e-rature correction on the ci-mrgence factor in the structura.1 analysis of crystals. Kristallografiia 8 no.3: 1,/,(>-449 I-V--Je 163. (MMA 16zll) 1. Institut, krist'.L.1logmfil AIN 366R. SdIBAY.WA, R.P.; 3IA;MV, V.I.; bL.;LOV, N.V. Crystalline struciure ef tha Ca, Na, Zr, Ti-silicate rosenbuschite Pa3 511a2 5Zr(Ti,14nNb)(Si2(~712F2-0(F,O). Kristallografiia 8 no.4:506- 516 n 3. (Riiul 16:9) 1. Institut 1=i3tallografii AN SOSR. (Roser~buschlto crystals) , 4L)NOV, V.- Sit I .f hypercenter in ara:.vzing cryr-la 1 11 -np 5 t ru ctures, IJ.7,e r.-f a oymmetr- I Kris tall., ograf -!J-a 10 no.1:10-14 ja--F 165. I kMIR-A 13:3.' 1 1. lnaLltul, kristallogyrEf I lal SSSR. SIMONOV, V. 1. Possibility for automating the superprqition method of solving crystalline structures. Kristallograftia 10 no.2sl55-161 Mr-Ap 165. (MIRA l8t7) 1. Institut kristallografii AN SSSR. LI DE-YUY (Li Te-yu]; SIMONOV, V.I.; BELOV, N.V., akademik Crystalline structure of rinkite Na(Na, Ca) (Ca, Ce)4 (Ti, Nb) (S120712 (0, F)2F2. Dokl. AN SSSR 162 no.6:G8-1291 Je 165. (MIRA 180) 1. Institut kristallografti AN SSSR. .L 270Z3-66 ACC NRe AP6017471 SOURCE COM UR/0020/65A62/006/1288/1291 AUTHOR: Lip D.-I.; Simonovp V. I.; (Academician) ORG: Institute of Crystallography, AN SSSR(Institut kristallografii AN SSSR) TITLE; Crystal structure of rinkite Na(Na, Ca) sub 2 (Cat Ce) sub 4 (Tit Nb) �i pub 2 0 sub 77.sub 2 (0, F)sub 2 V sub 2 SOURCE: AN SSSR. Dokladyt v. 162p no, 6p 1965t 1288-1291 TOPIC TAGS: crystallography, crystal structure, mineral ABSTRAM. -.-Different structures have been proposed for rinilte which may be due to the use of slightly different samples of the mineral.. The crystallographle measurements reported were carried out on amber-colored Greenland rinkits. The true symmetry of rin-t kite was found to be monoolinic, but with a unique pauedorhomblo-.! nature. The ooordinates of the basic atoms of rinkite are tabur. .1 lated, and its polyhedral structure is projected in the xy plane,7 Features of the crystallographic structure are d~soussed In d tall and compared with those of .9ther minsrals* The authors thank X-M.-Dbrfmag for providing the rinkite samplesp and for his interest in the worY -on the rinkite structure. Further thanks is rend6red to Ye. I* Semenov for providing the now chemical analysis of Greenland rinkite. brig, art* 71- has: 1 table, 2 figures., Card 1 UB COEE: 08p 20 / SUBM DATEt 05Mar65 ORIG REF 010 / OTH REr 002 L 3107-,i- ACC MI.- it. SOURCE COVEI UR/OD70/66/011/002/0156/0158 AUTHOR: M.; T ybis, A. B.; Simonov, V. I. (Vychislitellnyy tsentr MGU); Institute of Cr7stallog h AN ina- J i ii: _T,_7_1oj',rafii AN 330R) r-1p TITLL: ~tl,:,.j:*ULing atructural amplitude phases from the three-dimensional SOURCE v. 11. no. 2, 1966, 155-158 digital computer, phase shift analysiag electron don3ityp FourLer analysis, approximation, computer program, data stora i k !xporim(!ntal digital computer program 'is described which, n widi and given ji',uLse-shift vectors, makes it possible to calculate Stt-W-filf-Itl 1Ln1jJ11h1fJC JAVISPS from Foijrier integrals of the minimization _lLf'Inct"'11~14 4L11d 1.o ~!olijLrtjct the first. approximation of the eleetron density, rjj(~ j~j-oj~jam was tested on the structure or CBN~0,31110r. The I[Lrge core storitjl,,~-required for this problem was-circumvent.ked by i.n- creasing the comptiting time. The Muthol-s tn'IL111C N. V. Belov for him interest and. encouragement, N. P. Zhidkoy for ,aLuable advice, and S. T. Rad for data:?3q-the Istructure' oi D-lycine-glycino hydrobromide. [JPRS] SUB CODE: 09y 07 DATE: Oljul65 / ORIG REF: 008 Card 1/1 h SOV, -1-! 045 Translation froin It e f e rj t I v 11 Vy u r i):, I .M v t I I ur g; v -, 44,16. N'r i,', ~, t6 1,USSRi AUTHORS- Fs I i ppov. S. K) vuyev, M - M S- monoi. V. t. T ITL E R('Olda rities of Steel - refining Proc vsscs in Current of Gds(IOU!; OxidiZ(.'F- i. 'rhe Kineti( s of the Oxid---on of C~~rbon Z,Ikonon-Lerno- S11 prolsessov ?-,ifiniroN~,An;vej ste,li v potoke g-izoobr~--Znogo oRislitelya. 1. Kinenk~i o~'~tsleniya uglerodA. I -, Vo! 38, pp 64 - 78 PERIODICAL Sb. Mosk. in-t stah. IQ~8 ADSTRACT: Tho regularities governing oxsdat:on of C n Fe-C melts under the :n fluence of a giscous oxidizer -~re stud,ed by a dvnani-.c method which chminates the development of second-,rv re.clions in the ga',; phase. The essence of the method lies in the forced delivery of COZ to the surface of the trieta)(MO., which is melted by induction heating in an alundum crucible mounted on a fixture in a qwtrtz tube, and in meas- uring the 'I,-AS flow rates at the svstern inlet and outlet by capillary rheorneters. The actual arnount of gas emitted ~vfl is calculated, with cons ide rat ton of the viscosity of ll~e gas-phase components, in Card 1/2 accordance with the equation v f ~ 100 k-r / (X f vKCO ' zKAr W- where vr SOV 1137- 58-12-24045 Regularities of Steel-refining Processes in a Current of Gascous Oxidizer is the quantity of gas measured by the rheometer. x, y. and z are HIL' contents of C02, GO and At-, respectiveiv, in 1%; and KCO and Kj\r are coeff-cients which account for the viscosities of CO and Ar TI e rate of < arbon rerno,--d from the Me, VsIduring various stages of the process is calculated from 0-e vqx,ation v, ---0 000523 vf Jlmo Where m is the Me weight. As the result of the vxj)v!-ir-nvnl it is established that vs ill the licat is dvternlined by the oxidizing properties of the furnace atmos- phere and is a constant at a given temperature and constant rate of delivery of oxi- dizer to the metal bath When the bath is constantIv supplied with oxidizer, vs is not dependent upon ICI and increases with an increase -,n rale of oxidizer supply to the bath. However, as the intensity of delivery of ox-d)zer ncreases, the coeffi- cient of utilization thereof diminishes It is shown th-it the results obtained are ex- plaisied by the previously suggested theory of the inh;biting oxygen link According to that theory the case of development of the process ~n tYe reg:on of diffusion reac- tion, which'/`65f practical importance, is inhibited bv the stage of deliverv of the oxy- gen to the reaction zone. The existence of a critical point I --1500OCi in Fe-C melts, which corresponds to the temperature 11,reshold of -i s~a-p change in Vs due to a change in the chemical activitv of the react-tig C, is confirmed ' V Card 2 s/130~160/000/009/003/004 A006/AOO2 AUTHORS- Kablukovskiy, A.F., Simonov, V.I., Zuyev, T.I., Vorob'yev, Yu.K. TITLE. Intensified Melting In Arc Furnaces PERIODICAL, Metallurg, 1960.,'~No- 9, pp. 20 TEXT: When melting WX15 (ShKh15) ball bearing steel in electric are fur- naces at the "Elektrostal I" Plant, diffusion deoxidation durins the reduction period and holding of the metal under carbide slag takes not less than one hoUr. Ferrochromium is added to the deoxidized metal 40 minutes after the onset of refining. The carbide slag is ccnverted into white slag 10-15 minutes prior to teeming, and ferrosilicide lumps are supplied to the furnace. Prior to teeming the metal into the ladle, It is deoxidized with aluminum lumps (0.4 kg/ton). 11-.e total refining time is I hour 40 min - 2 hours 10 min. -A new methcd was developed to raise the efficiency of 20-ton arc furnaces when melting ShKhl5 steel without impairing the quality of the metal. This technology differs from the conventional method as follows: a) partial dephosphorization and melting of the charge are com- b1ned by adding lime and ore to the pool at the end of the melting period; b) suf- ficient degassing of the metal is ensured by a reduced carbon content at the be. Card 112 S/130/~~O/ooo/009./100_3/004 Zn!ensified Melting in Arc Furnaces A0061AO02 ginning of the oxidizing period and by removing not less than 0.30% carbon during bubbling; c) the metal is preliminary deoxidized at the end of the oxidizing period with refined cast iron containing 4.0 - 4.5% C, 8.0-10.0% Mn and not over 0.0,30% P in an amount of 7.5-12.5 kg/tj d) additional deoxidizing of the me'al prior to the formation of reducing slag with silicc-chromiLLm lumps (5.0-6.0 kg!' ton) and aluminum (o,4 kg/ton); e) addition ~f the main portion of ferrochr.-,mium to the bare metal without preliminary diffusicn deoxidation; f) deoxidation of the slag with coke powder and 75% ferrosilicide and final deoxidation of the metal with aluminum lumps (0.5 kg/ton) prior to teeming; g) the total reducing time is 60-70 min. The contamination of the metal in both cases was almost equal. The melting time with a fresh charge was reduced by 48 min; in remelting of waste it, was reduced by 33 min I.e. by 15-19%. The average economy in electric pcwer was 47 1-wh/ton in remelting and 75 kwh/tor F a fresh charge. Presently *',,e method ~,s used for mel V Ing 12XH3A (12KhN )'~ 18XHBA (18197MA),t 4OX (40Kh)',?XBr (.Exi,,vG.)J'6oc2A ~6os2A)Iand other structural and Instrument steels at the Elektro- stal' Plant. A table is given containing technical and economical data of ex- perimental and conventional melts. ASSOCIATION.! "Blektrostal"' zavcd (Elektrostal' Plant) Card 2/2 S/130/62/000/006/001/003 A0061AI01 AUTHOR3: Vinogradov, V. M., Yefroymovich, Yu. Ye.,KabluRovskly, A. F., 31monov, V..I. TI'IU-"- Automated control and regulation of heat conditions of a steel- ineltIng are furnace FERIODICAL- Metallurg, no. 6. 1962. 16-18 TEXT: To eliminate deficiencies In the use of immersion thermocouples, the Central Laboratory of Automation and the Elektrostall Plant have designed a mechanized unit for multiple periodic measurement of the metal temperature in thp pool of a steelmelting are furnace and have developed-an automatic method of regulating the heat conditions of the furnace. The temperature-measuring unit consists of a pneumatic force-mechanism, a trolley for moving the thermocouple, guides, a mechanism controlling the position of the thermocouple and a control board, The unit Is fixed to the furnace portal and the tungsten-rhenium thermo- couple Is Introduced into the furnace through a special hole. Between the measurements, this aperture is closed by a pneumatle-driven slide which operates the electro-pneumatic relay circuit of the thermocouple. An electronic potentio- Card 112 sli 3o/62/ooo/oWoo i/do3 Automated control and regulation ... A006/AlOl meter with a signal unit and automatic control of the completed measurernent qe,rves as) a secondary registering device. The use of this device reduce.,, errors In measuring the mean pool temperature; the temperature control can also he rerformed during smoke formation without switching-off the furnace. The metal t(amperaturp p0se ean oe used to produce a closed circuit for the automatic control of the furnace heat conditions, The metal temperature Indicator Is connected to the heat-condition control unit which operates the transformer- voltage step-switch and an automatic device regulating the power supply with the aid of a computer. Experiments made with the new and conventional units show that the temperature straggling of the metal in the pool and in the ladle can be reduced by a factor of 2.5 - 3.5. The efficiency of the furnace is raised by 7 - 9%; electric-power consumption decreases by 3.5 - 4.0%. There are 2 figures. ASSOCIATIONS: TsLA (Central Laboratory of Automation); Zavod"Elektrostall" (Elektrostall Plant) Card 2/2 S1133162100010061OW015 A054/A127 ALT -11 lolls P., Candiflate of Technical Solences, -jimi(Anov, V. I., ,rnd~v, V. IM_ 1-nZineors ----------- T I 'ITA, Temqperatu.-c clnecki; of the bath and control ~.f Y,,- hf_,at cr)n- I! t 1 ons PERIODICAL: 3tal", n,1. 6, 1552, 521 - 521, TEM: 7h(,, conventional method of ensuring the required licat corialitions of smelting, basocl on irmriersion thermo-couples and manual control, sometimes cau*cs variations in temperature of 060 - '1700C during the oxidizing and reducing periods. To Improve the exi3tizT, temperature control methods, test-, were carried out at the "Elektrostal"' Plant in smelting UIX15 (ShiOil5) grade steel in a 20-tcn arc furnace. In these tests the optimum operating conditions of the electrical system were established for obtaininG the required metal temperatures and prevent- ing overheating of the furnace lining. It was found that the main factors affect- ing the control of the furnace operation are the accuracy of the metal tempera- ~ re recording in the bath and the accuracy with which instructions as to the ~U Card 1/2 Tpmpcraturo chec!~z of ... A054/1, 1 c7- duration of smc1tT_Yij; pi-nst~s, tile amount:-, of .31rtg formino-, allcying clornents, oxygen and ore are be-ing followred. The conventional manual r~ethod of bath tem- perature recordin6 with. immersion thermocouples in arc furnaces not provided with electromaC,netic stirring equipment 15 not accurate enough (the placco of measurc- ment vary) and necessitates switching off the current, thus causing unwarrantc-1 standstills (5 - 7 minutes for 210 measurements). Hence a mechanism has been de- veloped to allo,,.; mechanical temperature recording of the meta-I by means -)IL BP-5/20 M-5/22f) immersion thermocouples. This mechanism rivez more accurate average indications, because the places of recordir4,, in the depth of the bath and on the metal surface are stabilized. It was also possible to Increase the number of measurements to 15 - 20 and to reduce the current switch-off time during zimelt- ing. When applyh-% the new heat control method (M-Inually), the variation3 in tom- perature were reduced to �100C and overheating of the 111ning aas completely eli- minated. Comparison of 'the temperature conditions, with the conventional and "he experimental method show:, that inaccuracies of the conventional ccntrol sy5tem. are ant to lengthen the smelting process (for the reducing period alone) by an average of 15 - 20 minutes and to increase power consumption bY 30 - 40 There are 3 figures. ASSOCIATION: Zavod "Elcktrostal" ("Flcktrostal"' Plant) md Tsentrallnayn labora- Card P_/2 toriya avtomatiki (central Laboratory of Autl-omaticn) KABLUKOVSKIY, A.F.; SIMNOV, 11.I.; FFNTYAK, V.I.; LAKTICNOV, V.S. Simult--neous oxidation of carbon and chromium during metal blowv.9 with oxygen. Izv. irys. ucheb. zav.; chern. met. 6 no-5:70-75 '63. (MIRA 16:~) 1. Zavod "Elektrostall". (Chromium steel-Electromptallurgy) (Oxygen-Industrial applications) DROZDOV, N.N.; SIMONQV, V.I.; GONCHAROV, I.A.; FILIPPOV, S.I. Kinetic principles of the control and automation of the steel decarburization process during the period of the oxygen blowing of the metal. Izv. vys. ucheb. viv.; chern. met. 7 no-3:16-22 164. (W RA 17:4) 1. Moskovskiy institut Aal-i i splavov. DROZDOVY N.N., SIMMOV, V.I.; FILIPPOV, S.T. Kinetic: princ',Ple3 of the -ontral and automation of the chromium oxidation process during the oxygen blowing of metal. 1z,;. vys. ucheb. zav.; chern. met. 7 no.9:16-23 164. (MIRA 17;6) 1. 14onkovskiy inst-ftut stali 1 splavov. 2. Otvetstvennyy redaktor zhurnal-q "Izvestiya vysshikh uchebnyldi zavedeniy; chernaya metallurgiya." I i ,, I 18 (5),18 (3) AUTHORS: Rostovtsev, S. T., Rudeako, L. N., SOV/'163-59-2-1/4, Simonov, V. K. TITLE: On the Mechanism of the Reduction Process of Ferric Oxide (K voprosu o mekhanizme reaktsiy vosstanovleniya okislov zheleza) PERIODICAL: Nauchnyye doklady vysshey shkoly. Metallurgiya, 1959, Nr 2, pp 5--8 (USSR) ABSTRACT: The reduction of ferric oxide with gaseous CO and H 2 is a complicated hoterogeneous process in which various phase transformations occuron the surface of the ferric oxide. Iron in atomic stato is produced on the surface during the reduction process, The atomic iron produced on the surface of the crystalline lattice of the oxide phase plays an important role in the heterogeneous catalysis. The atomic ions of the iron metal are the active centres on which the gas molecules are adsorbed, The activating adsorption of the gases,which have a reducing effect on the surface of the oxides is the beginning of a chemical interaction in the reduction process. Card 1/2 Iron- and oxygen ions form a complex on the surface of the On the Mechanism of the Reduction Process of SOV/1613-59-2-1/48 Ferric Oxide ferric oxide. The absorption complex (MCO 2+ - MO 2-1 passes over into CO 2 molecules. The reduction of Fe 203 proceeds gradually, i. e. Fe 203 'r-phase and 'r-phase ----) Fe304' The first stage proceeds with, the second stage without phase transformation. There are 5 Soviet references. ASSOCIATION: Dnepropetrovskiy metallurgicheskiy institut (Dnepropetiovsk Metallurgical Institute) S I Jg *11 Vf L DMay 19. 1958 Card 2/2 SIMDIIOV, V.K.,- ROSTOVTSXV, S.T. Sonn probloms of thq kinotics an4 thp mechanism of iron oxide reduction by carbon. Izv.vys.uchoh.zav.; chern.met. no.4: 5-18 160. (MIRA 13:4) 1. Dnepropotrovskiy motallurgichaskiy inatitut. (Iron-- Me ta I lurgy) Z LA 0 T., ics ana ;"ew r;, of ec"I 31 190 no. Cal or, a, prol'L-"a r fera- m ~,r e o Co..,jJ- A c"'1 sb. oe 'es -ar oll Fe r, Ctj()n V:ever? ocest, the I i -1 -"L r e. C - redu I , 'r 'L*nc P ~ 1.. DO- - dlrac~ t3nt par-- S 0. ane Tbe 4 r1no- ar Inte c s~ 0, ec~ ~ -L'.4 0 0 s el'y ree a ea, ax. r 'Icir :)-I ij the 0i. ale C- Tne S, AS I al I . S t"o gar'. I Vs ~ 5 I,OCe5!:,e I a,,,Io*l - C e L Ot e:cr.- C017, e, e ~je C. ase tv trerLla- e is -,re- stage 0.1 of C. er tro-6 as ~'o a eTTI er S --e Ir-1 cat "Id of -F e -,Te cee pr Z~n 0 t-Ics - 0 t, er,iea~ of re " f. i e -C t:re'- -Lo ant s C (]:,I C Ct Ire&,IC . itieS as C C ~~ecu e 5 h e 5 ;-5 g aance 0 ,cte.C, af f eC n a fl~,w ~,f aal j,,-Lxt,,rE:s~ IzTar (KIRA a.8.-8) ir5titit ZUYEV, K.I.; V.S.; KABIUKOVSHdY, A.F.; ZUY-EV, T.I.- VDR,OB'YEV, Yu.Y.; IMARM-iUSKIN, A.R.; TSUYANDV, V.F.; LAET!,')NOV, ,V,.5. Improved tpcYnolo~7 of the smeltinF of SrEh-l" steel for t,~11 bearinvs. From.enerr. 17 no.2:12 F 162. (Mlw~ 15: 3) ( 'Steel --Metal lura ) (Ball bearinrs) 124-57-1-5Z8 Translation from: Referativnyy zhurnal, Mekhanika, 1957, Nr 1, p 66 (USSR) AUTHORS: Simonov, V. M. , Kushnareva, 1. P. TITLE: The Effect of the Obliqueness of an Overpass Crossing a Body of Running Water on the Distribution of the Discharge Between Two Bridge Spans (Vliyaniye k05iny peresecheniya vodotoka perekhodom na, raspredeleniye raskhoda mezhdu dvumya mosto- vymi otverstj~yam~) PERIODICAL: Sb stud nauch, rabot Saratovsk. avtomob. -dor. in-t 1956, Nr 2, pp 15-27 ABSTRACT: Bibliographic entry I Water--Distribution 2. Bridges--Design--Effectiveness--Appli- cations Card I/I MESHCHERSKIY, 111kita Alnkseynvich; '~ j 111-)1k)V, V.M~,Vlkl - ; Vhfilio, j. .. , , fed. 174 -va; ATrP")V ICII, :1., X. , tekhn, red. [Operation of water purification Aquipment in metallurgy] Fkapluntatalia vodopodgotovok v mntallurgii. Moskva, Goa. nauchnn-tekhn.izd-vo lit-ry po chernoi i tavetnot metallurgii, 1958. 515 P. (MIRA 1l:L2) (Water--Purification) ACC NRi AP6025081 S.OURCE-CODE:,URIO-1 15/_66joooj6b-6_j(j093/O04___ AUTHOR: Dyuzhin, A. T.; Simonov, V. M. ORG: none TITLE: Semiconductor voltage stabilizer with a built-in thermostat SOURCE: Izmeritelinava tekhni" no. 6, 1966, 93-94 TOPIC TAGS: voltage stabilizer, semiconductor device ABSTRACT: A voltage stabilizer (see figure) is briefly described in which the reference voltage source and first three feedback- amplifier stages are thermostated (T,,, T2~ T30 CTI, CT 0 T TV T A '$' S Transis or . uppiles the heat. In the 30--50C range, the thermostat working temperature keeps within t 0 - 5C. Ambient temperature, 0-35C. The thermostat temperature is Card 1/2 L 0)6274-67 ACC NR- AP6025081 set at 5-15C higher than the ambient. The stabilizer characteristics are: output voltage, 6-3 v; maximum load current, 3 amp; ripple, I mv; output voltage instab:Llity,:t 0.001% when the supply voltage varies within � 10%; output voltage drift, 0.00,ITA in 10 minutes'. Orig. art. has: 2 figures and I formula. SUB CODE: 09 /SUBM DATE: none / ORIG REF: 002 68002 SOV/155-58-6-3/36 AUTNOR S TITLE: Con'cerning the Uniqueness of the Solution of the Inverse Potential Problem lhuchnyye doklady vysshey shkoly. Fiziko-matematicheakiye nauki, 1958, Nr 6, pp 14-18 (USSR) ABSTRACT: Let) 17 a f(z) be holomorphic and schlicht in jzj < R , f(O = 0. Then on (0,R] there exists a maximum number Top :3uch that 1z fl(z)l for 0