SCIENTIFIC ABSTRACT V.P. CHERNYADYEV - A.S. CHERNYAK

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SCIENTIFIC ABSTRACT
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Of high conc7meticw; vf salrZ--,7 Our city in the seven-year plan. Zhil.-kom.khoz. 9 no.10:3-4 ' 59. (IfiRk 13:2) 1. GlavrWy arkbitaktor g.Gbelyabinska. (Chelyabinsk-Hunicipal services) GARAGULYAP L.S.; CHERNYADIYEV, V.P. Forecasting a change in the freezing condition of dragging areas in the northern Yenisey Range region effected by thermal and water-therinal melioration. Merzl. issl. no.3: 56-62 '63. (MULA 17:6) EFSHTEYN, G.M. [deceased]; CHEIINYAD'YEV., V.P. Effect of denudation and sedimentation on the dynamics of rocks frozen over a period of many years in the conditions governing the southern boundary of their distribution as revoaled 'by a study of the upper Amur Valley. Merzl. issl. no,3:83-90 163. (MIRA 17:6) CHER YAGIN, B.M. Design of temperature-compensated balance-hairspring systems. Chas.mekh. no.1:5-49 155. (MLR& 9:12) (Clockmaking and watchmaking) CHEMUGIN, B.M. ___,wwxwM __ Correction of chronometer time indications taking the integral value of secondary errors into consideration. Chas.mekh. no.I: 50-54 '55. (MLRk 9:12) (Chronometer--Testing) k .. I . I X~~- 7-r Z--- /'C-- IV 123-1-1462-D Translation from: Referativnyy Zhurnal) Mashinostroyeniye, 1957, Nr 1, p. 212 (USSR) AUTHOR: Chernyagin, B. M. TITIE: Temperature Compensation in Watches and Chronometers (Temperaturnaya kompensatsiya chasov i khronometrov) ABSTRACT: Bibliographic entry on the author's dissertation for the degree of Candidate of Technical Sciences, presented to the Moscow Higher Technical School (Moskovsk. vyssh. tekhach.uoh-shche) Moscow) 1956, ASSOCIATION: Moscow Hi her Technical School (Moskov3k. vyssh. tekhnich. uch-shchel Card I/I CHERMON, B.H. -1 - ~4" L: Engineering method for designing balance-spiral spring systema for temperature compensation. Priborostroanie no.):17-22 Mr '56. (MI& 9: 8) (Clockmaking and watchmaking) CBM-TAGIN, B.H. ~., Effect of centrifugal force on the functioning of chronometers having cut bimetal balances. Priborostroenia no.7:15-18 Jl '56. (MT-RA 9: 8) (Chronometer) CERWYAGIN, BONO 1000 WIMMIN Design of costianous bimetallic balance wbeelo takiag thermal compeneatiot into cousidoratiox. Priborostroevis no.1:9-13 J& '57. (Clockmaking mad watchmakite) (MLRL 10-.4) AUTKII: Chernyagin, B. Y., Cnndi(late of T 1,11 Timing -3-,lay of Universal Importance (Rele vrameni bvtovopo naznachoniya') ?:~'.RIIODIC,',L: Priborostroyeniye, 17'59, Ili, 9, p~;. CY The timing relays of the types Temuolux ;,.n-i Tempirex which are manufactured by the Swedish firm ""hake are There are 5 figures. Car.4 1/1 kand.tekhn.nauk, TAGIROV, Salikh Kikbaylovich; XAGA retsenzent; ITKIN, I.M., inzh,p red.; AXIMOVA, A.G., redo isd-va; CHMOVA, Z.I., tekhn.red. (Constraction and assembling of watches] KonBtruktsiia i tekhnologiia sborki makhanichaskikh chasov. Moskva, Goa. na-achno-tekhn.izd-vo mashinostroit.lit-ry, 1960. 243-p. (KM 13:11) (Clockmaking and watchmaking) KURITSKIYt A.M.; U~gAGIN., B.M.,-, SHPOLYANSKIY, V.A. Current state of the theory and methods of the design of watch and clock mechanisms. Priborostroenie no.5*.5-8 MY 161. (MBA 14: 5) (Clocks and watches) TARASOV, S.V.; CHERNY-AGIN, B.M. Improving and enlarging the nomenclature of clocks and watches for home and personal use. Priborostroenie no-5:8-11 MY 161. (MIRA 14-5) (Clocks and watches) SHFOLYANSKIYV V.A.; CHMMG.TN, Rx- Transistor chronometers* lzm.tekh.tno.lt25-2S A 063. (Chronometer) (KRA l6s2) .. -Sk. YUDIN, V. A. , prof . , doktor tekhn. . nauk; DOBFDGURSKIY, S - 0. , prof . , retsenzent; ILOIN, V,B.7 insh., red.; CHERNYAGJN.. B.M., inzh., red.; TIKHONOV, A.Ta.., tekhn. red. --- [Mechanisms of instruments) Mekhanizmy priborov; spravochnik. Moskva, Mashgiz, 1952. 487 p. (MIRA 16W) (Mechanism) (Instruments) ACOMION NR:'~ M~W7 exert 6 substantial influence on the.. dynamic characteristics (a change from advanceto retard -and vice veraa)e- The dynamic model employed in this stUdy comprises the following simplifying assumptions: (a) Energy losses and ene gy transfers under, Impact -are disregarded (energy transfer between the escape vheel- and the.balame oqcurs only when the two are kinematically coupled); (b) energy is lost,by the balance Vheel through solid friction only; (c) all-cacponent 1 parts Are assumed to beperfect3ar shqyedp so that any kinematic peculiarities 1,emilting Trm mechanical ipperfections can be disregarded. 7he results of high-speed clnematogrsphy~(atthe rate of 4,000 frames/see) for the purpose of a visuslobservation of the phenomena:occurring betveen the escape wheel and the escape paUet are described. Such high-speed cinematography reveals that, at the, moment when the escape wheel catches up with the escapementj a distinctly obserrable rebound of the escape wheel occurs, and the motion of the escape Vheel and the escape In kinematic coupling begins actually after the second impact only, which is distinctly dead-beat. The losses of impact angle attributable to the rebound of the escape wheel may~snomt to as much as 4-5 degrees. This fact appears to be important in the selection of a correct idealization of the impulse n the model- of the motion of a. c'hron'meter. kn adequate idealization vould appear to be one that e,=Vrises tvo impacts, namely, (1) an imperfectly elastic first Impact,- and (2) a nonelastic dead-beat impact followed by joint motioi. in kinematic coupling. There are 16 rium bered equations. Card P/V rr--y-r IF- I T I-F SHPOLYANSKIY, V.A.; KURITSKIY, A.M.; BAUTIN, N.N., doktor tekhn. nauk, prof., retsenzent; ZM.U7AGIN,,B.M., kand. tekhn. naukp retsenzent; KMAYEV, I.P., kand. tekhn. nauk, red.; BARANOVA, Z.S.p inzh., red.izd-va; SOKOLOVA, T.F.) tekhn. red. [Release controllers of timing deviges] Spuskovye regu liatory priborov vremeni. Moskva, Mashgiz, 1963. 463 p. (MIRA 17:3) SHPOLYANSKIY~ 'V.A.;. CHERNYAGIN, B.M.; ROBOTITKO, B.A.9 kl%nd, tekhn. naM;-ret�w!zant---bARANO`VA Z. S. j inzh., 'red. y [Electrical timing devices] Elektricheakie pribory vre- meni. Moskva, Mashinostroeniey 1964. 387 p. (MIRA 17:11) GELIFENPEYN, CITRNYAGINA, T.B. Antibiotic therapy of suppurative perineal and glute-al wo=ds following surgery on the rectum. Kh.1n-IruIii 40 no.2s4~--51 F 164. (M-11 RA 17: -7) 1. Pr,-~ktologinbeskqye otdeleniye (za-vr. - urof, A.N. kvzh.IICh) Gosudaretvennogo cakolo Leheskcgo ina"Atuta lmeni F,A'. G"Ttsena na baze 67-y bollnits. lglavny-f vrac-.h P.S. Ietrushko), Moikva. CH-EWAGINA,Z A. (Kuybyshev (obl.) 28, kvart.2, d.52, kv.9); YAKOVIZV,, A.Ya: (Kuybyshev (obl.) 28, kvart.2, d.52, kv.9) Angiorrhapy. Ortop., travm. i protez. 24 no.8:69-70 163. (MIRA 17:1~ 1. Iz kafedry goopitallnoy khirurgii (zav. - prof. A.M. Aminev) Kuybyshevskogo meditainskogo instituta. CHERNYAGO, V.A.; YATSOZHINSKIY, Yu.D. Errors in the diagnosis of tuberculcmas and echillocoocts of t1w lungs. Zdrav. Tadzh. 10 no.5:29-31 163. (MIRA 17:2) 1. Iz kafedry tuberkuleza (zav. - dotsent Yu.D. Yatsozhinskiy) Tadzhikskogo meditsinskogo instituta i khirurgicheskogo otdeleniya Tadzhikskoy respablikanskoy klinicheskoy tuberka- leznoy bollnitsy (zav. - V.Yu. Kraulis). AID P - 757 Subject USSR/Aeronautics Card 1/1 Pub, 135 - 3/15 Authors Cherny" gov, L.. Major and Koshchakov, Ye.9 Major Title The approach to the landing course Periodical Vest. vozd. flota., 11, 17-21, N 1954 Abstract The author analyses errors Qommitted by a jet aircraft in approachin$ the landing course in bad weather (restricted visIbility). He considers various angles of approach and the resulting errors. Diagrams, tables, formulae. Institution : None Submitted : No date CHERNYAK, A., kand. istoricheskikh nauk Birth of the first Russian standard. Standartizatsiia 29 n0.6: 56-57 Je 165. (MIRA 18:12) , A stAX~ hiy Inshener; GAY, L., starshiv Inthener. - ~et ~ C~~, K~ 0 Mechanizing the production of knives and scissors. Prom.koope no,5: 8-11 MY '56. (Cutlery) (KIRA 9:9) CERWAX, A. (Moskva): VOLKOVA, V.: TUGARINOV, V. (g.Gual-Khrustallnyy). For further improvement in documentation within the factoryr. Bukhg.uchet 14 [i.e.16] no.9:49-50 157. (MIRA 10: 10) 1. Starshiy inzhener proyektno-konstruk-torskogo byuro Vsesovuznogo nauchno-iseledovatellskogo instituta stekla (for Chernyak). 2. Glavnyy bukhgalter steklotavoda iment Dzerzhinskogo (for Volkova). 3. Nachallnik mnshinoschetnoy stantaii zavoda (for Tugarinov). (Glass manufacture--Accounting) CKMWAK, A. Hig'r-'Precision workers. DTO no.4.'24-25 AP '59.(MIRA 12--6) (14o8cow-Claclunaking and watchmaking) ELIKIN, L, insh.; MRYLIKHOV, M., inzh.; CHIMAK, A., inzh.; YUDITSKIY, I., iuzh. Increasing the capacity of hermetically sealed refrigeration compressors. 114iol.tekh- 37 no-3:18-21 YT-Je 160. (MM 13:7) 1. Kharlkovshye opytno-konstruktorskoye bywo Ukrtorogoborudovaniya. (Oompressors) ~,-- CUM=, A. Pave the vay for the initiative of the people of Akmolinsk. Sov- ProfsoiuzY 17 no.1:30 Ja 161. (MIn 141-1) 1, Chlen prezidiuma Akmolinskogo obkoma profsoyuza rabochikb i sluzhashchikb sel'skogo khozyaystva i zagotovok. (Almolinsk Province-.t~munity centers) (Akmolinak Province--Statp fams) (Trade uniogs) CHERNYAK, A.; BESEDIN, I.; SAYBELI, V., traktorist Put machinery in reliable hands. Sov. profsoiuzy 18 no.8:9-11 162. (NIRA 15:4) 1. Predsedatell TSelinogradskogo rayonnogo komiteta professionallnogo soyuza rabochikh i sluzhashchikh sel'skogo khozyaystva i zagotavok (for Chernyak). 2. Predeedatell rabochego komiteta sovkhoza "Bozaygirskiy" (for Besedin). (Virgin Territory-Agricultural machinery-Repairing) (Virgin Territory-Trade unions) CHONYAK, A. A. Cand. fled Sci -- (diss) "Prophylaxis and treatnent of hemoly-tic diseases in nevrborn~~." Minsk, 1958. 16 pp (T.Iinsk State Med Inst), 150 copies (KL, 52-58, 108) -aa- CHEIMAK, A.A.; RABTSETICH, T-S. Pethamorphological placental changim in Ph-i=OmPatibilit7 in mother and fetus [with summary in English]. Akush. i gin- 35 no-1:30-34 Ja-F 159. (MIRA 12:2) 1. Iz kafedr7 akusherstva i ginakologii (sav. - prof. L.S. Persianinov) i petologicheskoy anatomii (sav. - prof. Tu.V. Gullkerich) Minakogo meditsinakogo institute. OR PACTCR$ iso-immun., placental pathol. (Rue)) -(PREGNANCY, compl. Rh-isolmman., placental pathol. (Rua)) (aUGENTA, patholog7, in Ph-isolmman. (Rua)) DOBYSHEV, A.M.; CHEWAK, A.A. The SUB transplanting machine. B.Iul.tekb.-ekon.inform. no-7:47-48 16o. (MIRA 13:7) (Agricultural machinery) CHERNYAK9 A.A., kand.med.nauk; GLLFMHTEYN9 M.D. Sarcoma of the Fmig3l intestine. Zdrav. Bel. 6 no.1208 D 160j, (~WA 14: 1) k-pkushersko-g:Lnekologicheokoy kliniki (zaveduyuhohiy - prof. Ovoy~ov) i kliniki,gospitallnoy kbirur'gii (zav. - dotsent I'M. reivinishonok) Hinekogb meditsinskogo instituta. (INTIOTINES-=40S STEBLYANKO., F.I., inzh.j CIIERNYAK, A.A., inzh.; DOBYSIIEV, A.M.x inzh. Transplanting machines. Trakt. i sellkhozmsh. 31 no. 5:30-.31 MY 161, (N-Lil,, 14:5) (Planters (Agricultural machinery)) CHEIUIYAK, Agnessa Abramoyna; KAMINSKIY, Ye.A., red.; LARIONOV, G.Ye., tek~'.--iiid.' - -'. [How to read the schematics for industrial electrical systems] Kak chitat' s1cheiny obshchepromysh:Lenrqkb elektro- ustanovok. Moskvaj Gosenergoizdat, 1963. 78 p. (Biblioteka elektromontera., no.106) (MIRA 17:2) -CIFERNYAK, A.A., ThenreWcal Fuses of the procepr of' Lran ip] ani-irio Tray,','. i se 1-1 khamwna3h. Po.4-.34-35 Ap I , (MIRA 18-~9) c5. 1. Gosuciarstvarinoye spetsiLlvr.~-,ve konstrat-urskoye 11yurr) po sellskakhozyaystvannym i vinogradnikevym mashinam . S/078/60/005/010/004/021 B004 B067 AUTHORS: St~pin, B. D., Chernyak, A. I. TITLE: Investigation of the Process of Iridium*Y1hlorinati,:%n in the Production of Its Trichloride PERIODICAL: Zhurnal neorganicheskoy khimii. 1960, Vol. 5, No. 10, pp. 2157-2161 TEXT: The authors of this paper wanted to test a method given by G. Brauer (Ref. 3). 99-84 - 99.94% refined iridium was chlorinated by means of roCT 6718-53 (GOST 6716-53) chlorine at 400 - 6500C. The apparatus is schematically shown in Fig. I ATTPK-2 (PRK-2) mercury quartz lamp and three bactericide tubes of the t;pe BYt -15 (BUF-15) with a maximum light emission at 254 mg and provided with a Y~ C-1 (UFS-1) light filter for absorbing the visible range of the spectrum, served as light source. Besides, the authors tried to activate chlorine by means of dark electric discharges of ozonizers. The results of the experiments are given in Tables 1 - 4 and Fig. 2. Single chlorination'of iridium gave lower yields Card 1/2 Investigation of the Process of Iridium S/078/60/005/010/004/021 Chlorination in the Production of Its B004/BO67 Trichloride (maximum: 91%). As is shown in Fig. 2, the reaction rate rapidly decreases due to the formation of a chloride layer which inhibits chlorine diffusion. Chlorine activation by means of dark electric discharges, admixture of sulfur, or ultraviolet irradiation were inefficient. An addition of CO, however, led to a rapid and complete chlorination (99%). For 1 g of Ir and 40 ml/min of Cl, 4-5 - 5.5 ml/min of CO were added. CO acts as catalyst also without irradiation. An excessive CO content (11 ml/min) reduces the yield of ITC13 owing to the formation of stable iridium carbonyls. There are 2 figures, 4 tables? and 3 references: 1 Soviet and 2 German. ASSOCIATION: Khimicheskiy zavod im. Voykova (Chemical Works imeni Voykov) SUBMITTED: July 15, 1959 Card 2/2 BELOV, KOUBtantin Petrovich; CHKWAK, A.L., red.; NOVA, TO.A., tekhn.red. (Magnetic transformational Magnitnye prevrashcheniia. Moskva# Gos.izd-vo fiziko-matem.lit-ry, 1959. 259 p. (MIRA 13:2) (magnetism) UMANSKIY, Mark Moiseyevich; CHERNW, A.L., red.; AXIMAKOV, S.N., tekhn.red, -- [Equipment for X-ray diffraction study] Ipparstura rentgeno- strukturnykh issladovanil. Moskva, Gos.izd-vo fisiko-matem. lit-ry, 196o. 346 p. (MIRA 1):12) 0 (X-ray crystallography) CHERNYAKO A.L., inzh.; YAKOBSON, V.B., kand.tekhn.nauk Low temperature hermetic compressors. Khol.tekh. 40 no.3:15-22 My- Je 163, (MMA 16:9) 1. Kharlkovskoye opytno-konstruktorskoye byuro (for Chernyak). 2. Vseooyuxnyy nauchno-issledovatellskiy inatitut kbolodillnoy pro- mysidennosti (for Yakobson). (Refrigeration and refrigerating machinery) . RUMYMITSEV, Yuriy Viktorovicl ; KHVORO.STUKEIIIA, Nina A-leks( .--vna; NADOLISKIY, A.P., kand. tokhri. nauk, otv. red.; CIORITYAK, A. L. j. red. [Physicochemical principles nf the pyrometa-Ilurgy of indium.] Fiziko-khimicheskie osnovy pirometallurgii indii.a. Moskva, Nauka, 1965. 130 P. (MIRA 18:,,') SHATALOVA, Irina Georgiyevna, kand. tekhn. nauk; GORBUNOV, Rikolay Stepanovich, prof., doktor khim. nauk; LIKF77-111'11, Vladimir losifovich., prof. doktor fiz.-matem. nauk; REBINDER, P.A., akademik, otv. red.; CHERNYAK, A.L., red. [Physicochemical principles of the vibrational compressian of powdered materials] Fiziko-khizdcheskie osnovy vibratsion- nogo uplotneniia poroshkovykh materialov. Moskva, Nauka, 1965. 162 p. (MIRA 18:3) 1. Rukovoditell Instituta fizichaskoy khimii ALI SSSR (for Rebinder). CHEP11YAK., A.M. Calculation of continuous plates reinforced by thin-walled ribs. Trudy TISI 3-1:108-13.9 164. Calculation of continuous plates on elastic supports. Ibid.: 120-124 (MIRRA 19: 1) BORZAK, N.M.; CHK W AK, A.M. "-.i._- Gauge for measuring twpored threads. Izm.tekh.n#-3.*79-80 my-je 56. (Screw-throads--Measurement) WaA 9:9) CHEMAK, A,M.; ZORZa, -N.M. Uft Simplified method for rating measuring Instruments. Ism. tekh. n0-3: 85-86 My-.To 157. - MIA 10:8) 1, Miarlkovskiy traktorn" ravod. (Measuring Instruments) CHRaiYAR, A.M.; BORZia, N.M. Instrument for checking splined rings by the circular pitch. Ism. tekh. no.4!36-3? JI-Ag 157. (MISA 10:8) (Measuring instruments) SOV/115-59-2-7/38 9(6) AUTHOR: Borzak, N.M., Chernyak, A. TITLE: Apparatus for Complex Inspection of Engine.Camshafts (Pribor dlya kompleksnogo kontrolya raspredelitelfnykh valov dvigateley) PERIODICAL: Izmeritellnaya tekhnika, 1959, Nr 2, ]pp 15-16 (USSR) ABSTRACT: An apparatus has been developed and put into service that permits a complex check, under factory conditions, during the production of camshafts for tractor engines. The check is made by comparing the cam profile of the shaft being produced with the corresponding model cam that is permanently attached to the apparatus. The checking time does not exceed 3 minutes. After this system was introduced, factory spot-checks were made of every 500th unit produced, instead of every 50th. In the workshop, 2-3 camshafts per shift were examined, Card 1/2 this Feveals any defects in the production process. SOV/115-59-2-7/38 Apparatus for Complex Inspection of Engine Camshafts The individual parts of this apparatus are carefully described. There is 1 diagrammatic photograph. Card 2/2 PBTROV. Mikhail I1limentlyevich;CH~RNYAK_A_P__ redaktor; IVANOV, K.A., redektor izda tell stva takhnicheskiy redektor [Development nnd improvement of passenger transportation by sea] Ra2Vitie i uluchshenie perevozok paaaashirov morem. Moskva, Izd-vo 'Norskoi transport," 1957. 6s p. (MLRA 10:9) (Merchant marine-Fassenger traffic) CREfflffAK. A. ~R&_J, Mechanization of mooring operations in sea harbors. Mor.flot 20 no-1:14-17 Ja '6o. (MIRA 13:5) 1. Rukovoditell grupp,7 makhan12ataii Lenmorproyekta. (Harbors--Equipment and supplies) L 03783-67 EVVT (1)/T-2 VM/M -WCC _NR. Af6_028560 SOURCE CODE:* UR/0000/66/000/000/0176/0203 AUTHOR: Chi~oy#~,,,A,_ Aw..M. ORG: none TITLE: Dependence of the coefficient p of a centrifugal pump impeller on its geometric parameters and operating regime SOURCE: Lopatochnyye mashiny i struynyye apparaty (vane machinery and jet apparatus); sbornik statey, no. li.Moscow, Izd-vo Mashinostroyeniye, 1966, 176-203 TOPIC TAGS: centrifWal pump, cjvt=*fiwga4 Yump impe44er-r cam -9 ABSTRACT: The coefficient p, defined aethe ratio of he absolute angular velocity at the pump impeller exit to the same value at an infinite number of impeller blades, is considered to be one of the most important design parameters for centri- fugal pump impellers. The object of this paper is to obtain mathematical.expressio for the relationship between V and the flow separation angle d and the impeller geometric parameters, e.g., number of blades, relative inlet diameter, blade'exit angle, and the radial blade height variation. The values of V calculated from the derived formulas are in good agreement with experimental data and therefore aie re- commended for design calculations of centrifugal pump impellers. Orig. art. has: 11 figures and 15 formulas. [AS) SUB CODE: /SUBM DATE: 06Apr66/ ORIG REF: 003/ OTH REF: 004/ ATD PRESS: Card ill UDC: 629.13.03;621-.454;621.515 AUTHOR: Chernyak$ A. S. 136-3-11/25 TITLE: Production of Phosphate Fertilizer from Hydrometallurgical Wastes. (Polucheniye fosfornogo udobreniya iz otkhodov gidrometallurgii). PERIODICAL: Tsvetnyye Metally, 1957, No-3, PP-58-59 (USSR) ABSTRACT: The results of a laboratory-scale investigation and of confirmatory experiments on a semi-works-scale are presented which showed that phosphate fertilizer could be obtained from waste solution of the following composition (g/litre): 2+ 3+ 1QI-40 P2051 10-15 Fe , 1-5-5.8 Fe , 1.3-2.1 CaO, 1.7-4.2 A12031 4.0-18.8 $03, 0.4-0.7 MnO, 0.4-0-5 M90 and 0.015-0-160 Si02' Precipitation with milk of lime (containing 100 g of CaO/litre) at 40 C and with intensive mixing gave a precipitate with 1/1 20% soluble P20,, i.e. similar to normal superphosphate. There is one table. ASSOCIATION: Irgiredmet Institute. AVAILABLE: Library of Congress - - - - - - - --- --- T- -, - . - L-Sr-~~:~ - 1: CHiCRIZAK, A. --- -_ .c._ Vanadium ore for the production of steel and cast iron allo7s in Eastern Siberia. Izv. Sib. otd. AN SSSR no-7:120-121 '59. (MRA 12:12) 1.Irkutskiy gosudarstvannyy institut radkikh metallov. (Siberia, Eastern--Vanadium ores) 18-5000 AUTHOR: Chernyak, A. S. 75654 SOV/80--2-10-3/51 TITLE: Selective Chemical Separation of Scheelite and Calcite in Ores, With Reagent Regeneration PERIODICAL: Zhurnal prikladnoy khimii, 1959, Vol 32, Nr 10, pp 2148-2153 (USSR) ABSTRACT: In this Communication II on the chemical separation of minerals difficult to separate by mechanical dressing, two leaching processes using H 2s0 3 and NH4Cl are suggested for the above separation. H 2so, leaching; The chemistry of the process was described earlier (Chernyak, A. S., this journal, 30, -T, 844 (1957) Carbonates are quantitatively leached in 20 to L. min, at room temperature, and 5 to 100 9 H 2so3/liter. Treatment of an industrial flotation product containing 19.56% WO and 39-76% CaCO-, with 3 Card 1/~ 110% of stoichiometric requirement of H. so 3 (45 g/liter) Selective Cheml~,al Separation of Scheelite and Calcite in Ores, With Reagent Regeneratiori yields a concentrate containing 75.9% W0-_- and 0.76% carbonate 00,'3/4 of the solid aide dissolved. In addition to Ca and Mg, the filtrate a1so contained a few tenths % Mn, and traces of Fe and Sn. Re- covery of 1/? of the S02 consumed plz~4cei3 the process economically on par with the HCI leaching process. Figures 2 and 3 show % CaCO 3 leached vs'~'%of stoichiometric.H2so 3 requirement, and % S recovered vs temperature. In NH4 C1. leaching, the reaction (1) first proceeds.forward and then, after separation of the CaCl solution from the residue, passage of NH .2 3 and CO 2 through the solution drives (1) to the-left. A stoichiometric NH 4Cl./CaCO3 ratio is used. Treat- ment of the above-cited flotation product produced a Card 2/5 concentrate containing 76.1% WO 5 and 1.04% carbonate Selective Chemical Separation of Scheelite 75654 and dalcite in Ores, With Reagent Regeneration sov/8o-32-10-3/51 CaO; ~/)I of the solid were dissolved. The Ca'-containing solution contained only a few hundredths of 1% Sr and Mg. The two new leaching processes suggested are superior to HC1 leaching, which consumes 300 to 600 kg of un- recoverable HC1 per ton of dressed concentrate, and entails the loss of 5 to 1C)% W; the processes are of interest both for separation and for ore analysis. Shubina, V. V. (Irgiredmet); Grebennilcova, 0. T.., and Kalayanova, N. L., took part in this experiment. There are 5 figures; and 5 Soviet references. 3/5 5.3630 77507 SOV/80-33-1-16//49 AUTHORS: Chernyak, A. S., Navtanovich, M. L. TITLE: Concerning the Extraction of Metals With Acid Alkyl- phosphates PERIODICAL: Zhurnal prikladnoy Ichimii, 1960, Vol 33, Nr 1, PP 85-89 (USSR) ABSTRACT: This is a study of the composition of acid alk-ylphos- phates used in the extraction of metals from aqueous media, and of the chemistry of this process. Acid allrjlphos- phates are usually obtained in reaction of alcohols with P205; the reaction yields various phosphoric acid esters, depending on the ratio of the reagents and the conditions of the reaction: Card 1/4 Concerning the F.-:traction of Metals With 77507 Acid Alk-ilphosphates SOV/80-13-11-1-6/49 2ROH + P 0 --1, R,;, 2 5 _112P207 2ROH + P 2 05 + H 20 2 RH 2P04 3ROH + P 205---> RH2PO4 + R2 HPO4 6ROH + P 0 -->2R + 3H 2 5 3PO4 20 N-butyl and isiomyl alcohols were used in the study. The acid and neutral esters obtained were extracted with a fourfold excess of water and then with 5% sodium carbon- ate solution in amount equal to that of,the organic solution. The initial organic solution, the aqueous extract, and the organic solution after both extrac- tions were titrated with NaOH. Phosphorus was deter- mined quantitatively by oxidation with sulfuric and nitric acid mixture and using the usual molybdate Card 2/4 method. It was established that the reaction of Concerning the Extraction of Metals With 77507 Acid Alk-ylphosphates SOV/80-33-1-16/49 Card 3/4 alcohols with P205 gave no neutral esters but only acid esters in the form of a mixture of mono- and diesters. The yield of monoesters increased, and that of di- esters decreased with the increase of the molar ratio of alcohol to anhydride from 2 to 6). The molar ratio 2:1 gave predominantly diesters (67.7 to 90.5%); chiefly, diallocylpyrophosphates. The metal extraction capacity of the alkylphosphates wss investigaied oyolution3 with various cations (Fe +, TiIV, Zn V, Cb) and anions (C1-, NO3, SO42-, P04 3-), and the content of extracted cations and anions in the alkylphosphates was determined by quantitative analysis and with the help of radio- active isotopes, Apparatus B-2 and end-window counter MST-17 were used in the study. In the case of Fe,.,(S04)3 solution, alLvjl phosphate was taken in 1:5 volumetric ratio and Fe3+ extracted in practically identical amounts (about 52%) from acid as well as from nearly neutral Concerning the Extraction of Metals With 77507 Acid Alky-1phosphates- sov/80-33-1-16/49 2- solutions. The degree of extraction of S04 was considerably higher from acid than from neutral solu- tions. Most of the sulfate ion, however, was eliminated on washing with water, whereas the iron cation remained insoluble, Accordingly, the re-extraction from the organic phase gave 5 to 13 times more iron than sulfate ions. These and other experimental data indicate that the extraction of metals with acid allpjlphosphates has an ionic character. It can also be assiuned that acid alkylphosphates can be used for metal extraction from strongly acid as well as from weakly acid solutions. There are 3 tables; and 8 references, 1 U.S., 1 U.K., 1 German, 5 Soviet. The U.S. and U.K. references are: R. E. Treybal, Ind. Eng. Chem. 49, 514 (1957); D. F. Peppard, et al., J. Inorg. a. Nucl. Chem., 4, 334 (1957). ASSOCIATION; Irkutsk State Scientific Research Institute for Rare Metals (Irkutskiy gosudarstvenny nauchno-issledovatel'skiy institut redkikh metallov) SUBMITTED: May 20, 1959 Card 4/11 S/OBO/61/034/004/010/012 A057/A129 AUTHORSt Chervak,. A. S., Navtanovicho M. L. TITLEs Extraction of metals by alkyl phosphoric acids synthesized from industrial alcohol mixtures PMIODICAL: Zhurnal prikladnoy khiniij, v- 34, no. 4, 1961, 916 - 919 TWM: An scono6ioal method forithe manufacture of alkyl phosphate extrao- tents by direct synthesis from industrial mixtures of alcohols and hydrocarbons obtained in hydrogenation of oxidized paraffhe over a zino-ohromium catalyst M V. Veselov et al., Ref. 3: Novosti neftyanoy tekhaiki (News of petroleum technology), Neftepererabotka, 1, 1960) is desoribed.Technologioal investigations demonstrated that the alIWl phosphoric acids obtained from the alcohol mixtures have the same extractability as alkyl phosphoric acids synthesized from single aliphatic alcohols. Thus the cumbersome and expensive separation of alcohols from hydrocarbons was avoided and a selective extractant for rare metals was ob- tained. The initial mixture for the synthesis of alkyl phosphates contains usual- 1Y 50 - 60 % alcohols, 85 % of wUch are iso-aloohole. The main part are C5 - C~2 Card 1/6 s/0806i/034/04/01 0/012 Extraction of metals by ..... A057/A129 alcohols, i.e.p 12 % C5 - C9# 4T % C10 - 015 and 41 % c16 - C22 alcohols. The synthesis was carried out using &'molar ratio of alcohol to phosphoric anhydride of 2 : 1, i.e., in oondition faVorable for the formation of dialkylpyrophosphates according to prior investigation of the present authors (Ref. 4: Zh M , 33, 85, 1960). The obtained extraotafit contains usually 40 - 50 % alkyl phosphoric acids, some hydrocarbons with small amounts of fatty acids, ethers, esterz, oxy acids, and carbonyl compounds. Differently from single dialkylpyrophosphates the extrao- tant obtained from the mixture of industrial alcohols maintains the extraotabili- ty for several weeks. It was not determined which of the compounds present in the extractant causes this stabilization of extractability, but the solution of this question could be of interest for the use of correspondent admixtures to the single alkylpyrophosphates. Laboratory tests on the extractability of the obtained extractant were carried out with sulfuric, hydrochloric, nitric, phos- phorio and oxalic acid solutions containing ions of alkali and alkali earth me- tals, Al, Fe (III and II), So, Yj lanthanidesp Ti, Hf, Zr, Sn, Nb, W and others. It was observed.that the extraotant has an extraction selectivity for multi-va- lent metals (3 - 6 valent). Extraction is possible from concentrated, as well as from weakly acidic., almost neutral, mineral acid solutions. The extraction Card 2/ 6 s/08o/61/034/bo4/o1O/012 Extraction of metals by .... A057/A129 is effected by the ratio of volumes of the solution and extractiait. Thus in- crease in the ratio helps to avoid emulsifying, and the present experiments were carried out with ratios of solutiont extraotant - 5 : 1 and 16 : 1. It was ob- served that the use of diluted solutions'(in kerosene) of the extractant, effects decrease in expense of alkylphosphates almost not decreasing the extraction of metals. The most convenient concentration is 5 - 10 % alkyl phosphoric acids in the solution of the extractant. The extraction depends considerably on the con- centration of the metal in the solution, i.e., the higher the concentration the better is extraction (Table 1). Extractability of alkyl phosphoric acids obtained from the total mixture.: of industrial alcohols and from single fractions is com- pared in Figure 2. It can be'seen that an improvement can be effected by separat- ing single fractions from the initial mixture. In Table 2 properties of the ob- tained extractent with those obtained from single alcohols were compared. There are 2 figures, 2 tables and 4 Soviet references. SUBMITTED: June 13, 1960- Card 3/6 S/137/62/000/000,55/046/163 AOO6/A1O1 AUTHOR: Chernyak, A. S. TITLE: Chemical concentration of rare-metal carbonate ores PERIODICAL: Referativnyy zhurnal, Metallurgiya, no. 6, 1962, 17, abstract 6G128 C'Sb. nauchn, tr. Irkutskiy n.-i. in-t redk. met.", 1961, no. 9, 127 - 139) TEXT. Data are presented on investigations of chemical concentration applied to the two most important types of carbonate ores, i. e. skarn and car- bonaGite ores (on the example of W and Nb ores). There are 8 references. [Abstracter's note: Complete translation] 0. Svodtseva Card 1/1 S/ 137/6 2/0c)O/'006/()60/'L6_jj AO52/A101 AUTHORS: Navtanovich, M. L., Chernyak, A. S. TITLE: Liquid extraction of metals by means of acid alkyl phosphate PERIODICAL: Referativnyy zhurnal, Metallurgiya, no. 6, 1962, 19, abstract 60148 ("Sb. nauchn. tr. IVxatsl..-iy n.-i. in-t redk. met.', no. 9, 1961, 14o - 151) TF,)',T: A report on some results of the studies carried out on the extrac- tion of rare elements by means of acid alkylphosphates as well as of the studies on the chemical nature of extraction and on investigating cheap and effective extractors. There are 13-references. 0. Svodtseva [Abstracter's noto: Complete translation] Card 1/1 S11371621000100810011065 Aoo6/Aioi AUTHORS: Chernyak, A. S., Navtanovich, M. L. TITLE: The part of organic reagents in hydrometallurgy PERIODICAL: Referativnyy zhurnal, Metallurgiya, no.'8,, 1962, 12, abstract BA62 ("Nauchn. tr. Irkutskiy R.-i. in-t redk. met.", 1961, no. 10, 316 - 342) TEXT: Basic methods of using organic reagents in hydrometallurgy are analyzed.. Organic reagents can be employed as solvents for extracting metals frpm solid products (lixiviation)'and from aqueous solutions (liquid *extraction); the latter process is used more frequently. The following extracting agents are used: hydrocarbons and chlorine derivatives, oxyg6n-containing organic solvents which do not contain saltforming groups, plain esters, ialcohols, complex carbonic acid esters, phosphorus- and'nitrogen,-containing extracting agents. Individual examples are quoted of separating-out metals by lix.4viation and extraction, and the basic difficulties of the process are mentioned. The other fie)d of employing organic reagents is the precipitation process. The advantages of organic preci- Card 1/2 S/137/62/000/008/001/065 The part of organic reagents in hydrometallurgy A006/A101 pitatipg agents are given, individual examples are quoted of using same; the possibility is indicated of using organic reagents as precipitating agents. The next field of using organic reagents are ion-exchange processes used for extract- ing metals from solutions with poor metal content, for refining valuable metal solutions from impurities and for the selective separation of valuable metals. Advantages and individual examples are mentioned of using ion-exchange processes. Organic reagents are employed as reducing agents to transfer the metal extracted into lower valences, and as coagulating agents. In the latter case organic poly-electrolytes are used. Other fields of using organic reagents are also mentioned; such as bacterial processes for performing oxidizing-reducing reac- tions with the aid of bacteria, electrolytic processes, in studying the chemism of hydrometallurgical processes. Mere are 106 references. L. Povedskaya. [A-betraoterla notet Complete translation] Card 2/2 S/137/62/OC)O/()06/061/!63 A05?_/A1O1 AUTHORi Chernyak, A. S. TITLE: The characteristics of the neutralization process of alkali sulfides PF-310DICAL: Referativnyy zhurnal, Metallurgiya, no. 6, 1962, 19, abstract 60149 ("Sb. nauchn. tr. Irkutskiy n.-i. in-t redk. met:1, no. 9, 1961, 16o - 164) TEXT: The properties were studied on the precipitates forming in the neu- tralization process of sulfoalkali solutions used for the extraction of rare metals. The precipitates consist mainly of rhombic S and Na2S04. A method of concentration of rare metals absorbed by the precipitates is worked out. A. Tseydler [Abstracter's note: Complete translation] Card 1/1 -S/'081/62/000/018/021/059 B177/iJ186 AMIURS; Navtanovich, M- L., Chernyak, A. S. 'TITLS,; Liquid extraction of motals by acid alkyl phosphates ..PERIODICAL: Referativnyy zhurnal. Khimiya, no~..18, 1962, 331, abstract 1dK6 (3b. nauchn. ' t'r: Irkutskiy'n-i. in-t red1c. met. no. 9, 1961, 140 - 151) TEXTz Tho possibility of extracting Wb, Zr, Ti and Fe3+ from aqueous solu- tions of their salts in ~! 2so 4' Hal (acid), HNO., , tH3PO4 or R2 C204 by using. solutions of acid alkyl DhO3phates In hydrbcar))ons wad studied. Acid alkyl phosphates were-obtainod fr6m an in*dustrial raixture of 'higher alkyl alcohols with hydrocarbons by the interaction of this mixture with P 0 (molar'ratio 2 5 of alcohol to P 0 2 31). The initial mixture contained 50 - 60~L ali- 2 5) phatic alcohols, including -852; isostructural alco*hbls. The alcohol frac- tion vza~ composed of: I 4~- n1cohols with 5-9, 471o albohols ivith' 10-15 and 41c/i alco~,ols with 16 - 22 atoms of C per molecule. The reaction products Card 112 '/62/000/016/021/059 Liquid extrac'tion of--meta!.s-i.. B177/B186 principally contained a mixMire of acid dialkyl pyro'phot;phates. The q.ffVct3 of the ratio between volumes'of the phases, durati6n of their contact, end concentration of the initial :netals and extracting,agent, on the quantity of metal extracted v.,as determined. About 60 of thie metals tvas axtracted in a sin,,le run. The compo:~ition of the acid alkyl 'phosphates and the mechanisrc-,. of their interacti6n with the metals were ,established. ab- stracter's note: Complete t ranslation L Card 2/2 P 3/080/62/035/004/003/022 D204/D301 AUTH011,S: Navtanovich, M. L. and Cherrkyak, A. S, TITLE; Characteristics of iodate precipitation of Th and ments of the Ti Subgroup from solutions co,)tain"JJIC- scandium PERIODICAL: Zhurnal prikladnoy khimii, v. 35, no. 4, 1962, '0'~50-75~5 rn.7,XT: Th-u authors studied -he separation of Th, 7r, Ti and Hf from Sc by selective precipitation of the impurities as iodates, as the pro c ess has not as yet been studied in detail. The starting ziate- U of the other -ial consisted of So oxide to which various EIMOUnta L metals were added. Th, Zrj Ti and Hf were precipitated with 1% KIO 3 in E2-103 from acid nitrate solutions. The precipitates were ther, washed with lcl~ IKIO3 while So was precipi-tated from th.e If-ilturate with NH 4 OH, dissolved in HC1, reprecipitated with oxalic acid and ignited to the oxide. HIO 3 and NH 4103 could be used in place of Card 1/ 3 S/0670'b- 2/03 5/004/003/02-2 Charac teris tics of iodate D204 .1)301 KIO 3' All materials were analyzed chemically and spectroscopically. Nature of the precipitates is briefly described. 11 wao "ound that at higher temperatures (-1000C) the yields of iodates %-.-ere lol"Ier, but the precipitates contained less Sc and were eas-Ler to filter, With increased acidity the coprecipitation of Sc decreased, but the removal of Th and Zr could be less complete. For pract,ical purpo- ses a solution containing 6 g. eqts. of 11,110.,/'L with >' 0g of 7 Z -/1 iti recommended. The optimum amount of XIO, depended on flne ';Jc; from 100C, (stoichlometric) at 105' ~,,P',irities ratio, increasing 1.) to 900 - 1250r4 at P~' impurities. Lar,:;er excesces of enhanced coprecipitation of Sc with the iodates, but t1lis coi,'Ld "-)c- -recovered. The process gave Sc oxide containin-7