"SCIENTIFIC ABSTRACT LOKTIONOVA, L. I. - LOLA, V. N."

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CIA-RDP86-00513R000930420019-3
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December 31, 1967
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SCIENTIFIC ABSTRACT
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ACC NRI ;.24 Fig. 2. Altitude loss during recovery in glide path 2 4 A a sec Outer marker beacon aircraft piloted by gyro horizon, variometer, glide path indicator, and command in- strument while being pulled out of a dive. IVMI S-UB CODE: 01/ SUBM DATE: none/ ATD PRESS: Aj1q0 (:a,d 3/3 AP6003294 11'( t C 40374 6 ACC NRi AP6025629 SOURCE CODE: UR/0413/(,6/0O0/Ol3/o086)bO8o INVEN,TOR: -Al'tman, M. B.: Ambartsumyan, Kolobnev, I. F.: Lotareva, 0. B.: Loktionova, L. I ; Spiridonova, S. B. ORG: none TITLE: Cast aluminum-base alloy. Class 40, No. 183398 SOURCE: Izobreteniya, promyshlennyye obraztsy, tovarnyye znaki, no. 13, 1966, 80 TOPIC TAGS: aluminum alloy, cast alloy, zinc containing alloy, magnesium containinp alloy, manganese containing alloy, titanium containing alloy, iron containing alloy beryllium containing alloy, stress corrosion, corrosion resistant metal ABSTRACT: An Author Certificate has been issued ,,for a cast aluninum-base alloy con- taining zinc, magne ium, manganese and titanium In order to reduce susceptibility to stress co~ Ohile retaining high mechan cal propertiesthe content of alloying elements sho-M-E-e-kept within the following limits in X: zinc 3.5-5.5, magnesium 1.2-2.2, manganese 0.2-0.7, titanium 0.05-0.25, chromium 0.1-0.6, iron 1.0-1.6, and beryllium 0.01-0.5. The alloy may also contain silver, niobium,cobalt, nickel, triolybdenum, boron, tungsten, and rare-earth metals in an amount up to 1.5%. (DV] SUP CODE: l1/ SUBM DATE: 12Jun64/ ATD PRESS:,6-0 Card 1111771,19 UDC: 669,715'5'721174 IMTIONOTA N - -,CHUMOTI X.T, Idght alloys. Friroda 46 no-509-46 NY 157. (KM 10: 6) lo VhOBDYUIDYY nauehno-imuledovatelskly imoutut aviatelounykh raterialov. (A3umd alloys) (wivemium alloys) 5 f 12 lie t Anti,- Fr F , uvi ME c -:21 r TL JoayeV, 11. 1. 1 1 4 C, 1~0 C U I i L L r -1. u -1 o fh o- r. r d f t~ 11-Irticlos of (:)l) 'Lloy 1" r _-, 11 " r a 110, c -, - , II . "I . D j I, - .~ iY,--,D D e f o r.-.,. i r u y e.-, u -n i y e v y y e SL v y s I'-- In6i ,31 '-6 -A 1-1,is TL-L---,cr is concer-ed sc-,-,c Cf L.2.7 oY (DI artic l-,s CCrl~_Jrl t'_CtOj,,S O~ 1:~U I U - L U - .. .. _ o. e - -j 4u- r e sc s an d - c cl i ar- _4 c ~:.l r) i- oc r t 4L c s .'.:,c :--,-X-a! 0 f thle caZt:.-L:. T.--s t s ."c2c, Cu,~ artcles 4n v,-.-,,_,ous d if f e r en c e sviere rev.-'a' ed bet,:,-- .,D n s c -.-I c _OrC LLi-d the rulat-41 ve c-, o-n:-at' on in cr,rd 1/2 Pccu'-iarit fes of 20.1:1 4 I.Lbc-~- m.s mo.--c tvticc as t".o.-c of it was fround that "'900C ture roducod craclcinL 0. 2 1 re -,btc:Jned by quolch 'n in -dia (90c)n ,:.,,c n I 11 i . I '-a- ovn. crac',:s rlov-lo-- :..el'~s in s'en h,,..rde-.q ntj. f residual thermal stroSsez; r e 'I o r ~.-. odul-i-~, Cl -1 1 n uo concenta7ate at the nasi~aL;cs from -Uhir. to s;-%ct4-cn:-- cf, t:-.~: ticles. There are 2 flgu:-cs~ tables and 1 So v _4 e -'U- -o I o c 2;-l f c; r c. 1 i c C,~-rd 2/2 71 r 2 Y5, D I S: Lol:tionova, ll-.~ l'ozlovs!,aYc., ---Wlm~ PIT"L3': .~culuc'u`on o' 0' !'101(lrd Co"I"',11--c"10-0 F'-3.7 (D20) alloy durir, 11 . i D o b L. t'll: i n ,--nd Y~~.D. :5 0 UC -2-i dly an tD r, I . :7 avy; SoO--!..Lz- S- Defor-iruyeriyye Lilyu-mi-niYevyY0 sr,-! I.oscovi, 1961, 137 143 Althou,~h tlie hi -,-.Le-t -f-,l )ro-oort-o- ("0 'r5 y i eld point) -.ro zt and 29 52 I d c djoints o--:' D2C by -Lisin- wold i-- In -C - b- tl--n- of '.'--,e .-:c-l~ed ---ticleS a]!' -2 13 ~ .1 - ri L uo r~'(1-,:.ce t'..- ,nt lay defor.~.-.,-..tion rcce--;sary. In ordc-- Ees, the influence of ouencLin'--i- in bo-4'-.-'nL .-iae t 4 -cometrical sl.,-!-bil-i'.y of tile welded "le were )o:~-forr7,.ed o -.,-i sl- e e 6 c', c C.-,~c-i- werc huated at 135()b in salt-,oter and cooled: 1 20 and 100OC; 2 - accordir.L, t1o -- stcr, re-i-,,.c - in srilt -0,~ths Lt 1,30 Ll- 'lard 1/3 ,cduction of warpinr, -cd ... 0 2000 C ran,~ e (2 min) und ',,.en in viat= at "~~O 0 C b 101,0 1800C for 2 to 16 ljoj:2s. Tn t",L, tvio t' L- --L- U --erc --.iced after cooiin,~ at 1650C Ifor 10 - ',6 "ic, the dif'ferences i--~- coolilnLl ,lad al.-ic2,7, 0 idantical lacc."iunical -o:~,opclt4cs (about 4 .5 0. 5 d U i,- I n,, i .12 yie point and 14 ci rel-tive elon--,.tior). e hat the D20 alloy vihic'-- cop-per --n. t-h-, U s t solubility limits is not sensitive to of coolin-* e - -ay ---~:.lysis ol-,,:, ':.,-.t -,he oi durinl-1;- & 3 S" ----e cooll- tenrier-ture b- 100 - 20,00C ic-.-;crs ti--,L j - y :--rcirs, but does not en-.irellr --al-ove tIn-eno-al tc:~~-vs viere perfor-.1ed us-*nl~.- vicileal spec-imens in a Lol*t~iziczl of -%C,-~ T-he spec--mens fastened to a rctuatir.,,~ oCjbC au 'he 4.5 months. T",-.c- --pcci,-iens coole r ed after 14 - 16 -.-y- e " -OSO + baths ar.,l by the s -,. c! rc,~:4 i..,e reL.- J n- tr c t c 2 yz was 2 4 M C S 0 S E -J -r--Ie S--,eC-l!7!C-riS C~01,-,--" ~-t c r !t. is concludia-d Llc e vie-, ~!Jn,-- o f D23 o y c.-- c - , ~,nd rot i.,-- tlIE: -a C be cai-.-ied out in the n-ardeiied a, d Caz,d 2/3 -L'c..:~ucluion of v.,--rPin- of 'Lnd,,,,ce --,,,Qsidual .-C-.uy "Ic 'L y as "~he non--,-ie ed u e 7,.-' C -'C C es S, as co::,.-p-~red viit"o- V rm, C,3n z~ 1,,-, JL -- o'. 7 I ses a --l --):~evcntu o-f D 20 f_7_ in I.- order to -i*"Crcc,-S(., :Ielded cciis-.ructions -u-loy shou-,d oe vi-eided and a.--ea s-uLte. There are I fi,-ure and 5 -cLbles. Card 3/3 S/123/62/000/014/008/020 AOO4/A1O1 AUTHORS: Izayev, V. I., Ivankin, I. A., Kulakov, V. I.,_Loktiiqnov4,__N, A. TITLE: The special features of the heat treatment of solid dies from the I (Dl) alloy PERIODICAL; Referativrqy zhurnal, Mashinostroyeniye, no. 14, 1962, 28, abstract 14B158 (In',collection.- "Deformiruyemyye alyumin. splavy". Moscow, Oborongiz, 1961, 131 - 136) TEXT: It was found that the main reasons for the origination of cracks in hardened solid dies made of the D1 aluminum alloy under large-scale production conditions are increased residual stresses arising during the hardening, particu- larly in those places,w~ere,thin cross sections go over into tl4qk ones, the in- crease of the hardening temperature, and the u~`se Of `abrupfcooli4g aiag (water of 200CL A strict observation of the heat-treatment conditions, hardening at 495 + 5 C, the use of hot water (800C) for cooling or a gradual hardening with cooling in molten salts at 145 - 1550C made it possible to cut down die rejecto because 6f cracks to 0.2%. There are 2 figures. V. Stasevich (Abstracter's note: Complete translation] Card 1/1 S/137/62/cco/oo6/i6l/i63 A 0571.' 10 1 AtTBOR,b" Loktionova, N. A., Kozlovskaya, V. P., Isayev, V. 1. j-1 E The decrease of warping of welded structures ofA20 (D20) alloy at thermal treatment PjFRi-DDJ',AI,- Referativriyy zhurnal, Metallurgiya, no. ~'J, 1962, 13, abstract 6F&) (V sb. "Deformiruyemyye alyumin. splavy", Mos-ow. Oborongiz, 1,0611., 137 - 143) -jelded articles Thermal stresses, which arise during quenching of i ~-f D21) alloy, Lead to warping of these articles and they have to be straighten'~-d :j.fter quenching. In order to develop measures for reducing thermal stresses, '~;e effect of quenching In boiling water and In salt melts upon the stability '~f gec,metric dimensions of the welded articles and mechanical properties of the D~?') alloy was investigated. As a result of the Investigation the following conclu- ~F!,~,n.3 were drawn. To reduce thermal 3treo3es and avoid warping (.-)f articles of aLloy, quenching in hot medium (boiling water, salt melt) Is recommended. 76~te Da) alloy is little sensitive to the cooling rate during qUenCl-Ling In the Jhe decrease of warping of welded... 3/137/62/000/006/161/11-)3 A05VA101 ~f~mperature rang,~ 535 - 2000C. In spite 3f the reduced cooling rate in comparl- sort tc quenching in water of a temperature of 200C, a supersaturated o~-solld solo- is forined, which is able to strengthen during aging. and isothermic soakirg ~tnd in salt melt. In order to increase the strength of welded structures of D2C alloy, tlhey rwist br, welded from a material In quenched, or quenched and aged .7-tat,?. V. Tarisova notF-- Complete translation] S/129/62/000/010/004/oo6 E073/E335 AUTHORS: L k Candidate of Technical Sciences, _Lais~~V~q- Hastvorova, N.2M. and Breslavtseva, O.P., Engineers TITLE: New heat-treatment regime for R.q 19 (AL19)alloy castings PERIODICAL: Metallovedeniye.i termichesk.aya obrabotka metallov, no. 10, 1962, 53 - 57 TEXT; The mechanical properties'were determined at 250 oc of 10-mm r od s produced from 12-mm diameter specimens cast into earthen moulds. The composition of the melts was as follows: 4.5 - 5.3% Cu, 0.6-1% Mn, 0.25-o.40% Ti, ~"` 0.3,0 Si, ~~- 0-30% Fe. Prior to quenching the specimens were heated to 540 and 545 0C and held at that temperature for 6, 8, 10, 12, 16 and 20 hours. In addition, the influence of repeated quenching was investigated. Ageing was carried out at 150, 175, 200 and 225 OC with holding times of 3, 6, 12, 24 and 30 hours (after heating to 545 OC prior to quenching and holding at that temperature for 10-12 hours). The hardenability of massive ,,castings was determined from tests with cubes of 100 mm side Card 1/2 S/l29/62/ooo/oio/oo4/oo6 New heat-treatment .... E073/E335 length, cast into earthen moulds. Quenching was in water at 45 and 50 OC and in boiling water. Conclusions: the optimum heat-treatment is single-stage heating to 545 + 5 OC, holding at that temperature for 10 - 12 hours, quenching, artificial ageing at 175 + 5 OC for 3-6 hours. Quenching in boiling water reduces appreciably the deformation caused by quenching, which greatly helps in eliminating changes in the geometry and obviating the necessity of straightening the parts after heat-treatment. There are 3 figures and 3 tables. Card 2/2 317Z4/61/000/ODO/004/020 AUTHORS: Ie2h1i~onova,_.N.A., R--stvorova, N.2%1., Bereslavtseva, O.P., Larikova, M. I., Strcuanov, G. B. TITLE: A New heat-treatment procedure for the AL19. alloy to maintain dimensional stability of castin-s. SOURCE: Liteynyye alyuminiyevyye splavy; svoystva, 'tekhnologiya plavki, lit' ya i termicheskoy obrabotki. Sbornik statey.. Ed. by I. N. Fridlyan4er and M. B. Al'tman. Moscow, Oborongiz, 1961, 36-42. TEX'I': The paper describes the laboratory development and industrial tesling of a new heat-treatment procedure for AL19 parts of complex configuration. The procedure maintains a good stability of the geometric dimensions of the part throughout the course of the heat treatment. The laboratory investi-ation consisted essentially of the quenching of AL19 castings in wat~~r at differing temperatures (T). The cast specimens had a variable -section annular shape. They were quenched in a horizontal attitude, Artificial (accelerated) aging was performed. The specimens were placed into a furnace at 3000C, whereupon the T was raised to 535:1:50. After 9-hour soaking, the T was raised to 545:i.-50, with additional 7-hr holding. After quenching in water at varying T up to 960, some of the specimens were aged at 1750 for 3 hrs. It was found that: (1) For cross-sectional thicknesses up to 75x6O mm, Card 1/2 A New heat-treatment procedure for the AL19.... S/724/61/000/000/004/020 the AL19 alloy is practically insensitive -to a reduction in the rate of cooling upor. quench. The mechanical properties of the castings in the freshly quenched state, tested at room T, were practically invariable with an increase in water T from 45 to 96', whereas in aged specimens tensile strength and relative elongation were somewhat reduced thereby. The mechanical properties at 2500C (short-term tests) were practically invariable with an increase in quench-water T up to 960 and were also independent of the type of heat treatment; (2) the total corrosional stability of the AL19 alloy quenched in water is practically the same with quench-water T of 45 and 960, both in the freshly quenched state and after artificially accelerated aging: (3) the quenching of odd-shaped large castings in boiling water produces so insigni- ..cant a warping of the castings, that virtually no straightening is required after treatment. The adoption of quenching in boiling water for large odd-shaped castings has provided a cardinal solution of the problem of warpage, has reduced the amount of labor required, and has increased the quality of parts made of AL19 alloy; (4) quenching in boiling water does not require any additional major equip- ment and does not alter in any way the procedural schedule of the production line. Quenchir,- in boiling water can be done with the utilization of ordinary vats and re- quAres only a simple addition of equipment in which the water is heated by means of live steam. There are 2 figures, 4 tables, and 1 Russian-language Soviet reference. Card 2/2 S/724/61/000/000/01~/020 AUTHORS: Kolobnev, L F., Lokrl-onova, N. A* TITLE: The enhancement of the plastic propeties of the alloy B300 (V300) " 1*1 ';URCE: Liteynyye alyurniniyevyye splavy; svoystva, "4.e'-hnolo,gi-/a plavki, fitya i termichcskoy obrabotki. Sbornik statey. Ed. by I. N. Fridlyand~-.F and 'Ll.:.B. Alltman. Mosvow, Oborongiz, 1961, 94-98. TEX': The pap~~r describes variou!:; e-xperirnental approach-ts towird thc.'im- lasticity of the alloy B300 (V300) -,vhich excels by its elevat"d provement of the p stress-rupture strength (7 kg/mmZ for 100 hrs ant 300'C and 4 kg/min for 10 hrs at 3501C), and an elevated creep strength (5 k(y/mm7- f0r 100 hrs at 300o and ~kg/ rnmZ for 100 hrs at 3500, with a residual strain of but which is severely limited in many applications by its low plasticity. The brittleness of the alloy is attributed to the presence in it of large particles of insoluble phases of the type of A16Cu3N'3, Al (CuNi),, et al., containing Gr, Mn, and Fe. The present experi- 3 mentation shows that a high plasticity can be attained in the V300 alloy with the "o Mg, no more th n 0.31y" _'ollowing composition: 57o Cu, 35) Nli, no more than 1.2,1a Mn, and no more than O.Z7o Cr. Such an alloy has a tensile strength and a stress- Card 1/Z The enhancement of the plastic properties .... S/724/61/000/000/012/020 rupture st_z:cngth which satisiy the requirements of the Engineering "Specifications. The plasticity of the V300 alloy can also be increased by means of a novel heat- treatment procedure, The recommended procedure comprises a stepwise pre- quench heating, namely, heating to 5000C and 2-3-hr hold, an ircrease to 525-5300 with a 2-3-hr hold. Quenching is then performed in saltpeter heated to Z50-275'G,, soaking at that temperature for 5 hrs, and avoidance of any artificially accelerated aging. This procedure affords a tensile strength in e-xcess of 20 kglmmZ and a relative elongation of 1.2-27o with a stress-rupture strength that is still within the :-L,quirements of the Engineering Specifications. These conclusions are supported by a detailed dercription of the effect of the pre-quench heating temperature (full- page tabulation) and the effect of the temperature of the quenching medium (tabula- tion). There are 2 figures and 2 tables; no references. The participation of L.. V. Shvyreva in the experimental work on the effect of the chemical composition, that of L, V. Shvyreva and T. V. Boytsova in the experimental work or. the effect of the pre---uench temperature, and that of N. S. Pantyushkova and T. V. Privezentsev in the experimental work on the effect of the quenching medium are acknowledged. Card 2/2 P/7242/61/000/000/014,/020 AUTHORS: Loktionova, N. A., 11w1ang,.:bi, IN.M. -TITLE: The influence of anneal and cold treatrnent on the dimensional stability of die-cast Aluminum-alloy castings. SOURCE: Litcynyye alyuminiyevy,,e splavy; svoystva, 'rekhnologiya plavki, Jitlya 1 termicheskoy obrabotki. Sbornik statey. Ed. by I. N. Fridlyandar and M. B. Alltman. Moscow, Oborongiz, 1961, 111-117. TEXT: The paper describes an experinnental investigation intended to det"rmine under what circumstances cold treatment of Al castinas contributes to the dii-n'en- sional stability of the castings. More especially, the work described here was in- tended to verify the advisability of cold treatment under pressure of Al castin~-s which are not subjected -,~ a strengthen-ing heat treatment and also to develop an optimal annealing regime for castings and parts made of the Al alloys AAZ (ALZ), AA3 1AL3), and AA9 (AL9), a regime that would stabilize their dimensions after casting and machining. The method used for the measurement of the dimensional changes resulting from residual stresses consisted in the drawing of short straight lines on 3uitable portions of a part, and two transverse segments were -drawn at a specified distance from one another, in a manner that permitted repeated verification Card 1/3 The influence of anneal and cold treatment .... S/724/61/000/000/014/020 of the distance between the two lines as the process progressed. The measurements between the control lines were made with an accuracy of �0.01 rnm, Both castings and machined parts were tested in that fashion. Cold treatment consisted in soaking G-h lations of the effect of hold- at -50 or J, 6 ing time at 300q on the dimensional stability of the caiitings, the specimens were heated in air-circulation furnaces for 0.5, 2, It, 6, and 8 hrs. Three cyclic pro- cedures were also employed, as follows: (a) Anneal at 300 l0oC for 4 hrs; (b) 0 anneal at 300 :f: 100 for 4 hrs, followed by cold treatment at 50 C fc:: 3 hrs; (c) cold treatment at -500 for 3 hrs, followed by anneal at 300 100 for 4 hrs. The residual-stress investigation consisted of an anneal o_~' .`-,e castings at 3000 for 4 hrs, followed by machining according to the respective blueprints; the finished parts were again heated to 3000, and the various high- and low-temperature sequences --outti-ne-d-above-were-repc--,-c4---ltAv-a-s-four~~ that the second anneal4ng of parts after machining is indispensable in the followina ~a_ses(a) WY-e-n-tHe -parCh-as_a ~plex_ contour and, also, sharp variations in cross-section; ('--) if the requirements for dimensional stability of a part are very stringent; (c) if the ratio of the machined surface to the unmachined surface is great. Following is the recommended heat treatment for a first-stage treatmenz. for castings and for a second-stage treatment for scrae types of parts after machining to obtain the best possible dimensional ability: Anneal at 300 :t 100, holding for 2-4 hrs, and water cooling. Castings s t Card 2/3 0? 0 influence of anneal an-! colcl --reatment ... ~/724/61/000/000/01. and parts must not be subjected to any kind of external dynamic such 48 impact, shaking, compression, etc., either during or after anneal and also 4ring transportation. Cold treatment at -500C of castings and parts made of AL2,!-AL3, and AL9 alloys, which have not been strengthened by he4t treatment, have no effect'on the magnitude of the deformations. There arq 6 figures and 1 table; no references. The participation of L. U. Rodicheva, A. F. Chuvikova, and T.J. Suvorova in the investigation is acknowledg ed. Card 3/3 LOKTIONOVA, N.A. ,~iz~e-.. stability of AL9 alloy castings depending on the conditions rf heat treatment. Lit. proiav. no.8i4-5 Ag 163. (MA 16:10) LOKTIONOVA, N.A.; KULAKOV, V.I.; KJUVENKO, R.A.; TEYTEL', I.L. Reducing residual stresses in aluminum alloy ingots. Metalloved. i tem. obr..met. no.11:46-47 ff 163, (MIRA 16:11) - IDKTIONOVA, N.A.; Prinimali uchastiye: PAN7YUSHKOVA, N.S.; POBOCHINA, T.V.; WONUVA, A.I.- FELIDMANY F.Z.; INOZHAPOKAYA, L.A.; BOGUMALOYAp Z.V.; PRYTKOV, I.I. Increasing the dimensional stability of A19 alloy castings by heat treatment. Alium. splavy no.1:80-91 163. (MIRA 16:11) LOKTIONOVA, N.A.; RASTVOROVA, N.M.; BRESIAVTSEVA, O.P. Searching for optima heat treating conditions of A119 alloy castings. Alium. splavy no.1:99-113 163. (MIRA 16:11) PETRUNIN, A.M.;_L~KTI Q,NqV~A fo~4.; ALITMAN, M.B., rukovoditell raboty; ,_X_j Prinimali uchastiye: LOZHICHEVSKIY, A.S.; SIIKROB, V.A.; POSTNIKOV, A.S.; ARBUZOV, B.A.; PA147YUSHKOVA, N.S.; FOBC)CHINA, T.V.; PATRUSHEV, L.M. Mastering the production of large A18 alloy castin a. Alium. splavy no.lr150-159 163. fMIRA 161ll) ACCESSION NR; A.P4019(310 S/0279/64/000/001/0085/0091 ~AIUEORs Loktionova, 11. A, (:Ioscow) i TIMS tHardening of aluminum alloys in hot media SOURCE: AN SSSR. izv. Metallurgiya i gornoye dolo, no. 1, 1964, 85-91 TOPIC TAGS. ~aluminum alloy, AX4-1 aluminum alloy, hardening, hot water h=dening, salt bath therm I treatment, water hardening, cooling effect, cooling velocity, residual stress effect ABST?ACT: The progress of the coolin,; process during; the hardening; of al='Anw.'. alloys in different media has been studied. The work included investigatin!; the variation in metal properties and in residual streasa3 with respect to te--parature .0.0 :Vqe cooling medium. The AK4-1 aluminum all loo Vlore heated in a potauLdun OY SaMp nitrate bath to 535c, and were subsequently cooled in boilin.- water and in water at room tempurature. Formation of the vapor film and of separate vapor bubbles was .studied cinematographically with the "Debri" camera (120 framea/sec). It was learned that metal hardening in hot media resulted in the formation of oversaturated .ci-solid solution capable of further hardening during aging. Average cooling rates C,rd 1/2 ACCE KON KRI AP4019810 -at 20&; were about equal for hardenin.- ir, boiling water and in salt solutions. The optimal temperature for the graded ana Zor isothermal hardenings was 190 1 IOC. Distribution of residual stresses in r.-tai was independent of the alloy composition, of cooling rou-ime during hardeningo and of a3-in,- conditions. Residual stresses .decreased with the variation in cooling rate. Hot water hardening secured dimen- sional stability in large and complicated details during heat treatment and during subsequent mechanical operations. Orig. art. has: 1 table and 5 figures- ASSOCIATION: none SUBUITTEDs 2MIar63 DAVE ACQ: 311;hr64 ENCLs 00 .,SUB CODE: ML. NO REF $0V: 008 WTHER: 003 C,,d 2/-2.--.---- ACCESK017 NRt AP4019810 at 20C-',' were about equal for hardeniwr in boiling water and in salt solutions. The optimal temperature for the graded anu ~or isothermal hardenings was 190 1 IOC. Distribution of residual stresses in jvtal was independent of the alloy composition, of cooling regime during hardening, and of aging conditions. Residual stresses decreased with the variation in cooling rate. Hot water hardening secured dimen- ,sional stability in large and complicated details during heat treatment and during .subsequent mechanical operations. Orig. art. hass 1 table and 5 figures. ASSOCIATION: none ISUBILITT M-: 2MIar63 DATB ACQ: 31mar64 ENCLt 00 i,SUB CODE: ML- NO REP SOVt 008 OTEM s 003 Card 2/2 ACCESSION NR: AT4037668 S/2981/64/000/003/0271/0284 AUTHOR; Loktionova, N. A.; Rastvorova, N. M.; Kovrizhny*kh, V. G.; Komarova, N. K.;1 Telis, M. TIT LE: Ways to reduce warping of large parts made of alloy AK4-1 SOURCE: Alyuminiyevy*ye splavy*, no. 3, 1964. Deformfruyemy*~Fe splavy* (Malleable alloys), 271-284 TOPIC TAGS: alloy AK4-1, extruded hollow cylinder, hollow cylinder warping, cooling stress, warping, alloy heat treatment, boiling water quenching, alloy mechanical property, aluminum alloy ABSTRACT; The authors report on a study designed to eliminate residual cooling stresses, which result in a rejection rate of up to 50% due to warping in machining. Inversely extruded and pierced hollow cylinders (wall thickness 32.5-50. 5 mm, outside diameter 591-855 mm, height 156-823 mm, weight 37 to 180 kg), manufactured in serial production from homogenized ingots of alloy AK4-1, woro hardened (45 min. in a niter bath at 528 � 5C, quenched 2 min. In lukewarm or 5 min. In boiling water) and aged 10 hrs. at 190C, then tested to ~etermlne effects of quenching in boiling water on mechanical properties, microstructure and warping. Effects of aging temperature were evaluated in a separate series, where the latter was varied Card 1/2 ACCESSION NR: AT4037668 from 180 to 210C. Results are tabulated and indicate that quenching in boiling water permlt6 retention of properties adequate for technical requirements (tensile strength 39.3-41. 6 kg/mmZ, yield 29.3-34.3 kg/MM2 i , elongation 12. 0-17. 7%), but eliminates warping to ax degree obviating the the need for straightening procedures. "The work was carried out under the guidance of V. L Dobatkin; N. G. Vinokurov, Yu. N. Ponagaybo, L -N. Perety*k1na, G. F. Bulgakov, V. L Pyatunia, S. M. Titkov, K. V. Kalmy*kov, D. N. Brailavoldy, S. Ya. Veysman,- N. N. Aperlyanova, N. S. Pantyushkova and T. V. Privezentseva also took part In the worX 11 Orig. art. has: 4 tables and 3 graphs. ASSOCIATION: none SUBMITTED: 00 DATE ACQ: 04JunG4 ENCL: 00 SUB CODE; MM 2/2 NO REF SOV: 003 amp- 000 N - ,~ - r f 7 --, I r" I ! , ; i ~ T r , I I. .: 17 1 , : , 7 - I , I ~ I I I ~ - I , I , , , . . r . , , I . . I I I ACC-'NRT--AT602.4928 SOURa CODE; U "Wi~61/66/ooo/oo w 'o 911 7/ 1 AUTHORS Loktionova, N. A.; Ovehinnikov, Yu. F.; Nikonorovp Ye. A.; Zanolodehikoval V. V.; lapinap L. V.; Parevozchikov, A._V. ;~~C!v P.1 ORG: none TITIM Residual stresses in weld joints of aluminum alloys SOURCES Alyuminiyevyye splavy, no. 40 1966. Zharoproohnyye i vysokoproohrWye splavy (Beat resistant and high-strength alloys)# 187-191 TOPIC TAGS1 tensile stress, compressive stress, aluminum alloy property, weld a u- ation 1~ ABSTRACTS The residual stresses in various parts of a welded structure of ATsM alloy were dote ned by a mechanical method, and the influence of the artificiaf -aging and temperingtflf the weld joints on the magnitude of these stresses was investigated. It was found that longitudinal residual stresses up to 10-11 kg/mm2 and compressive re- sidual stresses up to 11-12 kg/mm2 in the transverse direction arise in the zone of the weld joints. Artificial aging of the weld joints of ATsM alloy for 100 hr at 900~-- does not change the magnitude and character of the residual stresses in the heat-af- fected zone as compared to the r dual stresses in the naturally aged state. Tompe ing of the zone of the weli M induction heating to 240-2500C for 4-5 min foi- lowed by cooling of the heat-affeated zone with water increases the magnitude of therl- Card 2 L 46965-66 ACC NRs AT6024928 longitudinal tensile residual stressos by 1-5-2 kg/=2p without changing the sign, At the same timep the transverse residual stresses change into compressive ones and reach 4 kg/mm2. Orig. art. has$ 2 formulas. SUB CODES II/ SUEM DATEI none/ ORIG REFS 003 Card 2/2 mt Fi~_k_, _AT6024950 S-OURCE COD3z UR/2981/66/000/004/0341/0349r AUTHORI 141ctionova, 14. A. Kula~R~V. 16ayev, V. 1. I OIG: none _V TITLE71 Heat troatmont of products of AK6 aluminum alloy in hot media SOMCE: Alyuminiyevyye splavy, no. 4, 1966. Zharoprochnyyo I vysokoprochnyya splavy (Heat resistant and high-strength alloys), 341-349 TOPIC TAGS1 metal heat treatment# aluminum alloy property ABSTRACT: A study of the mechanical, corrosion and microstructural prooorties of pressed billets and stampings of AK6 all Y" showod that in quenching in hot modia, de- spite a marked decrease in cooling rate s corinared to ordinary quenching In water at 200C, a suporsaturated a solid solutionl.pnoar*s which in capable of hardening during aging and isothermal holding in a salt melt at tho temperature of artificial aging. Industrial tests showed that stepwise and isothermal quenching schedules can be used i only for stampings with a cross-soctional thickness of no moro than 15 mm. Nonchilir, in hot water ~t 900C can bo usod for stampint's with a cro-,3.,;-nootlon.~l thickno.1jr, U0 to 50 imn without any approciablo decrease in proportios. Tho obsorved oli3ht docr,.);Lso ini properties during quenching in hot media Is duo to the predominant broakdown of the solid solution along the grain boundaries. For this roason, articles with a finely granular structure and a well-dovoloped substructure are more sensitive to changus In Card 1/2 ; '',-7 - 1 ACC NR: AT6024950 the cooling rate an articles with a coarse-grainod racr~fstallized structure. 1r.9) general corrosion, nd stress corrosion afLor quenching In hot media are practically the same ftrr ordinary quenching followed by artificial aging. Orig. art. has$ 4 ri~uresasndo' I tAble. i SUB CODEt 11/ SUM DAM none/ ORIG RM OV~ Card 2/2 j :' T a -3 YEGORCV, Yu.P.; LOKTIONOVA, R.A. Spectroscopic study of the mutual influence of atoms in aromatic derivatives of elements of group IV. Teoret. i eksper. khim. 1 no.2:160-170 Mr-AP 165. (MIRA 18t7) 1. Tnstitut khimii vysokomolokulyarnykii soyedineniy All UkrSSR, Klyev. L 42974-66 EWT(m)/EPF(n)-2/EWP(j)/T/EWA(h)/EWA(l) GG/RM/GS (A) ACC NR: AT6006242 SOURCE CODE: UR/0000/65/000/000/0037/0042 AUTHOR: Dubrova, L. N.; Kachan, A. A.; Loktionova, R. A.; Chervyatsova, L. L.; Kornev, K. kDoctor of c10ff_ca-17_s_cNncdW7'" ORG: Institute of Chemist~x of High Molecular Compounds, AN tWrSSR. Kiev (Institut N I I khimil vysok molekulyarmykb soyedineniy AN UkrSSR_T t TITLE: Radiochemical polymerization.of allyl esters of certain N-methylol jeriva- tives of--ac-ld 'amldegV SOURCE: AN UkrSSR. Modifikatsiya svoystv polimerov i polimernykh materialov (Modi- fication of the properties of polymers pn~/polymeric materials). Kiev, Naukova dumka, 1965, 37-42 TOPIC TAGS: izat! organic amide, IR spectrum ~_aton,.pojym!~r ABSTRACT: Allyl esters of N-methylol derivatives of acetamide, chloroacefamide, and benzamide were polymerized both in the pure state and in benzene and methanol solu- tions by irradiatii with Co60 gamma rays. Formation of the polymer was determined 00 visually and also by'means of viscosity and IR spectral measurements. In benzene Card 1/2 L 42974-66 ACC NR: AT6006242 .and methanol, the effectiveness of the irradiation was one order of magnitude greater than in the bulk. IR spectra showed that even when doses of 1500 Mrad are used, no appreciable degradation of the allyl monomers takes place. The dependence of the content of allyl groups on the irradiation dose was determined. The decrease in the content of allyl groups observed indicates that the p9lymerization takes :place at the double bonds. Orig. art. has: 2 figures, 3 tables. .SUB CODE: 07/ SUBM DATE: 060ct65/ ORIG REF: 003/ OTH REF: 001 -Card 2/2 MLP - m ZHERDEVA, L.G.: MECHMU)V, I.A.: XROLI. B.B.: GIDWIIENIM, N.V-: WKTIONOVA, Y".L. Tasting now milicn alumina, gal adnorbents for thn adsorption stripping of ails. Trudy VNII NP n0-7:155-166 158. (MIRL 12.-10) (Potrolnum products) (Adsorbants--Teating) MIKHAYLOVP I.A.; POLYAKOVA, A.A.; K11MELINITSKIY, R.A.; LOKTIONOVA, Ye.L.; MZDVEDZV, F.A. Hydrocarbon composition of dearomatized liquid paraffins. Khim. i tekh. topl. i masel 10 no.8:8-12 Ag 165. (MIRA 18:9) le Vessoyuznyy nauchno-ineledovatellakly inatitut po pererabotke nefti i gazov i polucheniyu iskusstvennogo zhidkogo topliva. MIKHAYLOV, I.A.; LOKTIONOVA, Ye.L. Adsorption properties of molecular sieves during 11'quid phase sorption of hydrocarbons. KhIm.i tekh.tcpl.i masel 3 no.11: 4-10 N 163. (MTRA 16:12) 1. Vsesoyuznyy nauchrio-issledovatellskiy institut po pererabotke nefti, i gazov i polucheniyu iskusstvennogo zhidkogo topliva. 2-66 EWT(m)/T WE SOURCE CODE: AUTIM : Hikha;rlov, A.; Polyakova, A. A.., Khmt!l1n1tskiyj__R. A.- Loktionava, Ye. L. vedev, F. A. ORG; VNIJ NF TIT1F-,_-H-y-d-rocarbon composition of dearomatized liquid paraffinB SOURCE., Khimiya i tekhnologiya topliv i maucl, no. 8, 1965, 8-12 TOPIC TAGS: hydrocarbon, aromatic hydrocarbon, petroleum.refining, petrochemistry ABSTIRACT:- The hydrocarbon comlvsition 'of highly dearomatized liquid para- ffins of differont fractional compositionu was investigatod. It wau ShoWn that they consist of paraffin hydrocarbons of normal and branched structure) ::monocyclic naphthenes, and aromatic hydrocarbons. In marketed simples of ,.parc a in affins of the Moscow Petroleum Refincqi,the content of nonial par ff hydrocarbons vns 95"j, paraffin hydrocarbon)4 of branched structure 3-4%, naphthene hydrocarbons up to 1%, and aromatic hydrocarbons not more than 0.5',Q- Normal paraffin hydrocarbons were represented by compowids with from 14 to 22 carbon atoms per molecule, iroparaffin hydrocarbons - frora 17 to 21~, and naphthene - from 14 to 16 carbon atoms. Marketed paraf fins of the tGroznyy Petroleum-Oil Plant are characterized by a reducod content of normal- .structure paraffin hydrocarbons (90% and lower) and a high content of isopara-, ,..ffin hydrocarbons (frcm.8 to 17%), Distribution of normal-structuro paraffin hydrocarbons in terms of number of carbon atoms in the molecule was the 3ame as in paraffi-ns from sulfur-containing petroleum stocks,k,,but in a different quantitative ratio. Orig. art. IiY-v. -1 ff~i_~Js` and 37Ua_9f~__s:__[JPRS1 SUB CODE: 11, 07 / SUFM DATE: none Card 1/1 r UDC: 665-41:553-98 J- L 1 19'1 =.6 .2- FW? q 1304 m) IBDS A.-vr T CjD ACHSSIO5 iffl: j AR3004169 S/0081/63/000/009/0423/0423 SOURCE: RZ Zh. Khimiye, Abe. 9L67 AtMIOR: Talanov, N.D.; Mikhayll A.D.; Yezhova, A.M.; Livshite, S.I.; L .tyukhfn-a, T.A. q], TIV-2: Production of high-purit hosphoims CITED SOURCE: Tr. po khimii i khim. tekhnol., (Gorlkiy), vy*p. 1, 1962, 159-164 i TOPIC TAGS: red phosphorus, yellow phosphorus, purity, vacuum distillation, phorphorus TRANSLATION: The process of purification of technical commercial red phosphorus I!i . ; 1 1.: from impuritie's of mineral acids in small concentrations was studied. The non- equivalent a'ction nd 5% HNO H2SO4, and EC1 or their mixtures, taken in -Of 3 a wi equal amounts, was demonstTated X70-950- Two treatments of red phosphorus th acid for periods of 12 hourap followed by washing with distilled water and drying, successfully purify pholhorus from a total content of the impurities to be determined up to 2.1o-2-5-10- The process of vacuum distillation of :Card 1/2 L 17191-63 ACCESSION M AR3004189 technical yellow phosphorus, pr~llmins~ily purified of acid, in glass apparatus at a residual pressure of 1-10- -1-10- mm of mercury, followed by its polymeri- zation to the red modification was studied. Phosphorus containing a sum of the impurities to be determined equal to 5-10-4% and lower is obtained by the method of two to three distillations. Spectrally pure phosphorus is obtained by the method of fn- disVllations. No influence of the depth of the vacuum in the range 1-10- -1-10- mm of mercury or of the variety of glass on the quality of the final product was noted. From the authors' summary. DATE ACQ! lgJun63 ..Card- 2/2 SUB CODE: CH, EL LOUXIMOVP M-;-,JYOOV, V. Widespread precast construction. Stroitell no.6:3-8 Je 161. (MIRA 1437) 1. Upravlyayushchiy trestom Mosstroy No-3 (for Loktyukhov). 2. Sekretarl partorganizataii tresta l4bastroy N6.3 (for Ivanov). (Moscow-Construction industry) t,OXTYUKHOVv M.(~-' 27701 Shire vnedz7at' peredovye matody zhilishchnogo stroitel'stvas (it opyta stroitel'stra mwgootashnykh zdaniy v moskve). Arkhitektura i aroit-vo.. 1949., No. 7., a. 3-6. SOt KnishWa lAtopin, Vol, 1, 1955 C-r- LOKTTUKROV, M.; RaiNKov, P., redal-tor-, IGIIATOYEVA,A., takhnicheskiy (At Mowcow construction sites; a builder's notes) Na atroikakh Moskvy; zaplaki atroitalia.[ Moskva] Moskovskii rabochii, 1953- 141 p. [Microfilm] (MLRA 8:9) (14oscow--Building) LOXTYUKHUV. M.G. The Irailding projects in the southwestern district of the capital. Gor.khoz. Moak. 29 no.12:11-15 D 155. (MLEIA 9:3) 1. Upravlyayushchiy trestom *Moszhilgorstroy" Obahchostroitallnogo territotiallnogo upravlaniya Ito. 1 Glavmosetroya. (Moscow--Builcung) LCKTYUKHOV, M.G. Work of the control center of a building trust. (kr. khow. Monk. 32 no.2:14-15 7 '58. (MIRA 11: 1) 1. Upravlyayushchly trestom gRoestroy*'no.3. (Noscov--GonBtruction industry--Management) Loktyus',Una, L. A. "The Concept of Eans in tho Pk~sics Course at the Intomediate School." Moscow State Pa&,[,oCica1 Inst Jinteni V. I. Jenin. ';oscow, 195,5. (Diss- ertation for the Wf-ree of Candidate in Pedaeof,ical Science) So: YnizImaya letopis', No. 27, 2 JL1-Y 1955 DFIRAI J.; SZCZEBIEWSKlj D.; LOYUCIFEVSKI, B. Radioactive contamination of sea water in the F;orth European region. Acts, goophys pol 10 no.2:173-182 162. A.. F" 44 IM j- In -,f, ltljk~ J t I~tt cf Itmj o 141 lit u IS 6 P. ATi ra-T ni I ,,. le 2lid 1 12. lit 1)tAn (1964ong tttw uori).-Sco C.A. 46, BN S/058/63/000/002/030/070 Ao62/Aloi AUTHOR: Varshavskaya, N. B., Levenberg, T. M.,Loytslyevskaya, L ... ]2 , K. TITLE: On the requirements regarding the exposure conditions in motion-. -picture photography on multilayer materials in the case of utilizing intermediate contratyping PERIODICAL: Referativnyy zhurnal, Fizlka, no. 2, 1963, 99 - 100, abstract 2D644 ("Uspekhi nauchn. fotogr.", 1962, v. 8, 172 - 1'(8) TEXT: It is shown that in the direct negative-positive process and in the process with contratyping by the reversal method, the exposure reserve in photo- graphing is on the average the same. For films ;JC -2 (DS-2) andJIH-3 (LN-3), ex- posed according tq the technical conditions, it is about 1.4 - 1.5 when photo- graphing objects of an average contrast. For original color positives,. the de- terioration noted in the quality of the colored image as compared to the optimum, when changing the exposure, is as a rule gradual. 2ut wi-~.n positives obtained from contratyping, the quality of the color image, remaining nearly the same within a wide range of exposures, sharply decreases be*.-.-.nd that range. In negatives cor- responding to original positives, still satisfacLory as to their quality of color. Card 1/2 S/058/63/000/002/030/070 On the requirements regarding the exposure conditionsin..AO62/AIOI reproduction, and to positives from contratyping, use Is almost always made of the curvilinear portions of the characteristic curves of the negative material. Positives quite unsatisfactory as to the quality of reproduction are usually ob- tained when in one or in two layers of the negative film the straight-line por- tions of the characteristic curves are but little utilized, while the initial or terminal portions thereof are utilized almost completely. The convenience control of negatives for contratyping can be carried out on the color-light passport of the original negative. Changes of exposure in photography within rather wide lim- its have little effect on the quality of color reproduction In both the direct negative-positive process and In the process with intermediate contratyping on the reversed film.- [Abstracter's note: Complete translation] Card 2/2 S/058/63/GW/O03/C43/I04 Ao62/Aloi AUTHORS. Balabukha, D. K., Levenberg, T. M., Lokutsiyevskaya,---L. K.P Khristinin4, G. 14. !PITLE: Sonsitometric test for controlling color reproduction. I. Construo- tion principles of the test ?!~IIODICAL: Referativnyy zhurnal, Fizike., no- 3, 1963, 87, abstract 3D589 ("Tr. Leningr. in-ta kinoinzhenerov", 1961, no. 6, 91 - o,8) TM: This is a report on elaborated construction principles of a test for investigating and controlling color reproduction in color photography proces- ses. The application of such a test permits to replace the physiological colo- rl,mietric evaluation of the color reproducticn by a physical evaluation, based on the rieasurempnt of the dye concentrationz;. 'Ohe irivestl&atlon, by thi,; test, of all tho stages of a color photogvaplij (color i3e~parabion, synthetio and gradation stages) ~Ln their inuttial relationcEip to der;cribf-t the color re- production as an objective process propci-ty ah;.wac terl zod by tho Configuration of the color reproduction bands. Me t,-~st provides the possibility to judge on Card 1/2 3/r,58/C SenrAtornetrio test for controlling... 062/Alol the Intermediate images, obtained at tkv~ difforent technological sta;,!-;--s, about the color separation and gradation characteristics of 'these stai;er- Thus, with tiic aid, o" the test, it I-, possible to determine the part of different techrio- logical factors in* the formation of the quality of a color image. It is shown t+vat by the test It Is possible to compare objectively different, color plicto- grapkr processes and different technollogic~1 variations of the salia process. [Abstracter's note: Complete translation] Card 2/2 S/058/63/000/003/049/104 A062IA101 AUTHORSt Balabukha, D. K., Levenberg, -T. M., rolattsiyevskaya, L. K.. Khristinina, 0. N. ----------- TXTLEt Sensitometrio test for controlling oolor reproduction. M Techno- logy of preparing the test for the motion-picture industry PERIODICALi Refer4tivnyy zhurnal, Fizika, 110- 3, 1963, 87, abstract 3D590 ("Tr, Leningr. in-ta kinoinzhenorov,' 1961, no. 6, 99 - 1o5) TEXT: This is a report on the elaborated teclui6logy of preparing tests for color reproduction control In multilayer and hycbotype color photography processes, and on the experimental samples of these tests. For Part I see ab- stract 3D589. CAbstracter's note: Complete translation] Card 1/1 BALABUKHA, D.K.; IA)KUTSIYEVSKAYA, L.K.; KHERSONSKAYA.. L.I. Color reproduction bands in the reversal color process. Zhur. nauch. i prikl. fot. i kin. 8 no.6:405-409 N-D 163. (MI RA 17. 1) 1. laningradakly Institut kinoinzhenerov (LIKI). -.- -L-L'.1--~~-s-n- - I- _ i~ , _:_~.7~. VARSHAVSKAYA, H-B-,' LEMBERG, T.M.; LOKUTSIYEVSKAYA, L.K. Requirements of e7poBure conditions In copying motion-picture films on multilayer materials by the duplication method. Usp. nauch. fot. 8:172-178 162, (MIM 17:7) LMNBERG, T.M.; LOKUTISY-EWSKAYA, L.K. DetermJning the macrograinineaB of monochromatic color fields by means of the photographic projection method. Usp.nauch.fot. 10il.95,201 164. (KIRA 17&10) -r~ ~ I k I ~,~ ~- I ' .1 F 1 L , - . j . "Open Reflections of one -Dimensional CompacLs on Cubes of Arbitrar-y Dimensions," Usp. Mat. Nauk Vol. 06 Tio. 4 (44), pp 193-220, 1951. U-10635, 16 Jan 52 T.V HTY, 0. V. -- 11,Certa-in ?rol Ims in the fhecr~~ of Continuous -LE-rcsentr "ions of of !'~-chnnics an.-I 11-athemitics, ~-:csco,,; Order of Lrnin L;tatc. T: i:leni Lomonosov. (DisL~ertation for th(. Nwrec of Cindiclitc in mitical Scicnecs). SO: Vpchernr~ya iloskva Januv~r-Dnccmlber 1911--,2 SALYADCRI, Mario, G.; JOKMIYEVSKIY.__P.,I,_[tranalatorl; SZKIUMTAT]ff, K.A., redaktor; AGRAXMTCH,-M-.S-..-f-eda)-tor: SHAPOVAU)V. V.I., tekhnicheskiy redaktor. [Humerical methods in enginnering.Translated from the llnglish) Chislennye metody v tekhnike. Perevod a angliiskogo O.V.Joku- teievskogo. Pod red. X.A.Semendiaeva. Moskva, Izd-vo luostran- noi lit-ry, 1955. 247 P. (HLRA 9:4) (Numerical calculations) (Znginsering--Tables,calculatione,ete.) - , \j . 1, t 've u . , ~-j , %~i~ \jS V1, 1 , LOKUTSIYZVSKIY, O.T. --- One theorem of a fixed point. Usp.mat.nauk 12 no.1:171-172 My-Je '557- (MIRA 10:10) (Topology) LOKUTSIYEVSKIY. 0.V. A problem of P.S.Uryson. DAL AN SSSR 151 no.4:775-777 Ag 163. (WRA 16s8) 1. Predstavleno akademikom F.S.Aleksandrovym. (Topology) LOKUTSlYn'SKIY, O.V. Space of relative topology. DokI. AN SSSSR 157 na.54105- 1038 Ag 164. (MIRA 17:9) 1. Predstavleno akademikom P.S. Aleksandrovym. WMIC, Jaroslavp inzo zp~ Continuous flow of overburden in open mines of the north Bohemian lignite basin* Uhli 5 no.6:208-209 Je 263. 1. Dul Antonin Zapotookyj, Uzin. IM 01 .,,LOKMC, Jaroslav inz. New types of heavy machinery for lignite mines. Uhli 3 no.12:402-405 D 161. 1. Dul Antonin Zapotocky, Uzin. (Lignite) (Mining machinery) LOKVFNJ', Jaroslav, inz. . - 1--- ~--- --.1-- ~Tew ytpas of heav/ zining machinery for large 7 ignite mires. UhIl. 4 no.1:27 Ja 162. LOKVENC, Jaroalav. inz. A method of complete extraction of lignite searn and the most economical uas of lignite. Uhli 4 no.7t238-241 Jl 162. 1. Dul Antonin Zapotocky, Uzin. IM LOKVENG, Jaroslavp inz. Winter stripping operations in lignite quarries of the North Bohemian lignite basin. Uh-Ii 5 no.9:319-321 S163. 1. Dul Antonin Zapotocky,, Uzin. '. ..- ~ , f" , ')~ 1:" , ,I . I.necinens oC trees, f orelr~-, t~) +-- area of Krkonase (-Riesin~-.~ebl-._e) . -,. I'll (Ochrana 7'ri-rod-,, Vnl. 11, no. itay v~5r -.,raha) SO: !-,ontlnly Tist of 7nst ~-,arorpzln ;'crnsslon (77.~-!,) 1C, 7~1. (. no. 7, JuIv I'l-. -Tncl. JENIK) Jan; LOKUNG; TheodW The Alpine forest line in the Krkonose Mountains. Rozpravir mat MV 72 no.lsl-65 162. LOY-vTvc, V. Froper heights of the crest of a dam at divergLng and navigable lateral canale. p. 124. VOMI HC-If0D.R.I:TVI. (Ustredni sFrava vodniho honFodarstvi) Praha. No. 5, 1954. SOURCE: East European Accessions List, (EFAL). Library of Congre--.s. Vol. i~ no. 12, December 195A LOYVLNS, V. IME16, V. Notes on determination of' the coefficient of filtration in sandy soils. T-- 497. Vol. 3, No. 6, 1955 SCVETSKA VLDA: VCDNI SMITUSITI. T2 CHNOUCY P Iraha, Czechoslovakia So: East Europeon Accessions, Vol. 5, No. 5, !-%y 1956 The puoper vertic7il location. of' thr In jat~nj-j ,.,.'.'T --- -;,) - 1 -,, I ~: -) !vavi~-,al3le canaln. P. 37. VOT,*I D-11 . ~ . (Tj. -:,- V~~ ho:3podarntvi'; 'Vol. v). 1), I'll -)5(). c') - 1' FPU-Rc,7: ~;uropnan Acce-,~,iorjn Li.,t ) V,-) 1 - 5, n o - 0 , ',e nt -f, i.- !-'.- ~, ,~ -Iri-lge an,lf- in th--3 inrun,lati-r: tr- an example of savinr,'. p. 227 V s,)rrivL vo'n"Ii 'ept. Praha, Czechosl,wakla -'URC 7: '~qst -,,ur,3pe- %A -in List - L 11;,,rary of Congreos, Vol. ~"), '1"). 1, January 1n57 LOYVElic, V. 146tes on the problem of calculating hydroelectric plants visinF water store[-.e. p. 233 (Vodohospodersky Cpscvis. Vol. '-., rc. '11, 1~57. Bratislava, Czef:h('s1rvqkit)) Ycnthly Index of East Furopean Accessions (ELA*) LC. Vol. 7, no. 2, February 1958 %XY Fol Ir kc z. 1 12 ri MTSHKO, D., redaktor; ASMY, Yu.-, BBVZO, A.; VIKTOROV, A.; GRISHKO, N.; DORCSHINKO. Ye.; YXVTUSEMMO, A.; IGHAMN, I.; KOZYMMU, X.; LOU, A.; LYSMO, A.; LYSINKO, N.; PANINTIV, V.; POWPANOVA, L; TIMM D.; CHUDROV3KATA, I.; DiMYTANKO, G.. tekhnicheakiy redaktor. [Kiev; a guidebook] Kiev; spravochnik-putevoditelO. Kiev, Goo. izd..-vo polit. lit-ry USSR, 1954. 284 p. [Microfilm] (KLRA. 8.,2) (Kiev-Guidebooks) LOLA, A. T. Some criteria of the activity of the tubercular procesa in pulmonary tuberculosan. Vrach.delo no.3.*135-136 Mr 163. (MMA 1634) 1. Kliniko-dispansernyy otdel (zav. - prof. V.P.Rudin) Ukrainskogo nauchno-issledovatellskogo instituta tuberkuleza i grudnoy khirurgii. (LUNGS--TUMORS) 0 91 LWOIA, 0 ~~ ) 94% - -- all. . Using the workdrq to measure labor productivity on collective fRrms. Vop.okon.no.7:121-131 JI 156. (KM 9-.9) (Collective farms) (Labor productivity) V C V ,,, \) , YJ . 133-10-14/26 A U TH Oij,: Filonov, V. A., Ksenzuk, F. A., JE~ilalv- and Khudas, A. L. Engineers. TITIL: Production of Hot Rolled Plates from the Khl8N25S2 Steel. (ProizvodstvQ Goryachekatanogo Lista Iz Stali X161125C2). Y&IUODICAL: Stall, 195?, 11o.10, pp. 91?-918 (USSR). ABSTRACT: Ileating,-of 10.5 t. ingots from X18H2502 steel and their rolling into slabs, as well as subsequent heating of slabs and their rolling into plates was investigated in order to det%-;rmine the most suitable practice. According to rOCT-5632-51, the above steel should have the following composition: 0.30,.- 0.405 C; 41-5~", Mh; -0-3-0~', Si; 40-035," P; -