SCIENTIFIC ABSTRACT G.S. DOBASHIN - J. DOBEK

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December 31, 1967
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SCIENTIFIC ABSTRACT
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ah. A Ar N yc~y~rk~- MWIDIMP11 F 1j.p.,. SHUVIy,.,,,V, ji.S.; pALKril, V.jo; IM-10VA, A.S.; TARABAITIKO, P.I.; KIIOU.ISIIY, R.V.; CNIPP, L.V.,--PO FLEIMVA, L.I.; NIMSINOV, N.I.I.; RAFIMIK09 I.I.; -PALIIMOV~ I.I.; UVAROV, I,M,; I I DUBROVIN, P.Ye.; LIKIIACHEVA, O.A.; UVAROVA, I.I. Conference of the Teaching SWf and Students of the Moscow Geological Prospecting Inntitute. Izv, vyv. Uchebe zave) geol* i razv. 6 nool2tl43-148 D 163 (III-LU 18t2) YUOLUMINKIN, N.F.; SHUVAYEV, A.S.; PALKIN, V.I.; NEE~aOVA, A.S.; TAP-ABANIKO, P.I.; 1vfOLMSyIy, R.V.; GNIPP, L.V.; ~,DQBASIIIB, G.S.; FLEROVA, L.I.; MAKSIMOV, N.1-11.; RAFIYENKO, I.I.; PALIMOV, I.I.; UVAROV, 1.M.; DUBROVIN, P.Ye.; LIKHACHEVA, O.A.; UVAROVA, I.I. Corterence of the Teaching Staff and Students of the Moscow Geological Prospecting Institute. Izv. wo.ucheb.zav.; geol. i razv. 6 no.12*.143-148 D 163. (MIRA 18:2) .000000000 0 *see* 0 0600 616"*W f o * 1 0 1 fl * * *go o ve 00 IF I is 11 1-1 #A M M UP U - - I. v W A.P 00 00 00 r Mv*w for isdibas asudaftis and DOW CODUSS Conn. Po"da P. 1 1 X v aw - 00 0 . . , ;?- W " 23 e ~c W e 6 . 0 a . . , 1"q'- . = tu '.,d I., "twulskesuv oM h t d l k A ?- 6 e wor e . o q , mill. 04 ;; 'flox;"04" and 3 cc. 10% NACI altre T-31 4 41664111 Modiste a Max of 24.' A 4 -40 M , J4 aptidwary stabilit Th i 6 y. e mnos ven, ttatni hy l4wing 3 d" of 10. 8 ancl 2.6% eupulikaus on is twhahrol T e wit abolus to dr castlWIC Fret .49(d.by tittradoct In th y fixr at L-ast 4 hit. e porarrice of phemi. =00 00 in. phthak aboWdbtwl1lp1nOJ-40.A %. Complaitirdalludirs 96 3 (on") am detd. by tittration with HCl against nirih)-l l i h . Iva w t c isnotallacted hy the libmted na-Atbruic c4 9 w Prev w;d Is detd. by addi and back-titrittir 4 with 11C1 aga n# an except it( N.1011 inat phetkilplidtak-in. to 0 00 . The cows. is obtained by cutupar latt the pen 0 IT-Inb1cwti-11-flinaddemnWonsaud total .1ky. k rujulsions with that of a standard 10% cutulsion. ii the napurc III the emulsion Is not known, the costen. can 1~ drid. by complete mltiv4 out with Necl 14 ails and if and ntratturing lbdr rtativr vulunics. MS. 11141k , l O i II ASD-ILA 111TALLUNCICAL LIT91IMMI CILASSAFKATION i t!w V 114PI $IV-114V* Idnost; .8 impala IF a.. dot --W P AS SO LS 6 a . . I r q mili"GOt. ze Q~ - it - a a T ! 71 - ------- 10 t? IF it six u : witmu Ruff HIN IS A 0. N IN 5 A3 a 3 9 n 1 !14 afta go Os 000 Os p"CIIIII &No POOPIRV-11 moll Gum wauud". (Spod, IA.- 1w. ;o-~. jg 10 ML 96 Aasd i0 36 is valst 0.1 10 of 1206 AAW. to 26 Oulu Formula a). With the WfatV 14A011 to, OD. ;nd gj6d *MIA Mal some !-,-a .$LA.--MITAVLWftlCAL LITINOW4 CLASWICATON sees* * '0000%,0 te 0 0,0,0 0 00 0 roe rb goo 7re 0 1469 M 644811 am Oki Ili V k 9 U 0 3 1 0 doe So0es a 0 0 0 0 0 0 0 : : : : 0 0 00 A 00 r 00 00 eet 00 a 00.1 00 j 00 0 ;OW so j 11 W Is It lite Its'llu 13AD brA-112, jull Jim Wo NI.a I. a P"r 0, A I I if IF a I I AA Is Cc W U are A S S L AWALLIAGICAL LIT[Il 00 8 .00. ,00 0: 0 01 0 O'o 90 0 0 sewcatiWO(A go" im for Correelve .00 tios W Coaft analsims. Lab. S. 1470-MO1130).-Iii -rod lol ae" coaing entuWacts the best trituld 0 w"r lAftined with pay call irtm crintir, C .1,345. 2 2.5. Mu O.A41A, P UP TO OA NO 8 uP TO It 1l l i we- n on y sma %hwId hgvr fffdtr stnicturr ne cmts lionit o( prarlite with the g7aphite distribsitrif 11"ifur"lly x in the lam L4 thin platricts. Phatimisk"vaphs. Chas. Blanc Zoo '00 t~oo URI CtASSIFKATIOW F-Z I V 11 1 11 An I - T j j ~' ot no 0 0 00 e " 0 ", o 0'. 'g'oof ow 0 0 0 0 0 0 00 0* 0 : 0 : 0 04, 00 0 0 09 0 op 0 0 0 0 q 00; At L "14 LAY-ALAI-1,11 au~ Au- twlik I IV I- ff I.A-J'. L-AL*,%.AAf"--I- 00 V. 1. Dobatkia. Vitifeik AfaaUgilwom. 18. No. 10, 4d 00 it (1939yr-Cl-m. Zadr. M9.11, 3448.-The most satiiilac~, tory pirrims. for this purpow ar a mist of 3-3 57c of tw 1 00 Roman "Gimawimlilm" (olek acid voot;Z *i3-i4?.) ith 0 0.3% NgiiC0. and a mist. of 3% Russian "Neftesbit" (oleic wid clatitegit WIT) with 0.2% N&A:0~ and 0.37c 00 a lievitrial. TSe map. ewbonate and bicarbonate contents -00 of the firm atist. should be 0.4.".5%. 0.15-0.114% Led of 0.1-0.12%. When the map content of the emulskm i% high.1tscown.canbeirgglucedto2.6%. Inopt-ration anti 00 with continuous addig. of the coolies emubion -a "nLimse is 00 =40 0 in rotten. to doul4c ju origimj vWIIC i4 oltwtvctl, The Of ixu& I-sps takes WARAV 11"fre rapidly than 00 '3 dur inIcittitrage, while i he aggrr,sivr liritim-ri it., if I lit. 111iji. 00 d,,"caw. W. A~ %I,xyrc coo 00 IN a00 too of of 600 OUX moo Ito V:;i StL I-ALLL44KAL LITFIA16ME CLASVIORKATICII bee woo 0%, Ogg OsAiii 0-4 4-1 lit I T-I "flit an is It IF K it it it Is w n I in A S 6 od a 0 9 1 Is " 0 a 4 1 1 IF Ole bra, 0 00 0 0 * 0 0 0 0 0 0 0 0 0 0 of 6 0::o::*9ooo0oooo0ooQo 0 fooff 00 foe 0 0 0 0 4 0 01" 6A If 0 0 a 0 0 0 0 0 0 0 0 6 0 0 0 0 0 a to 06"11M 4X0 0,11"ImPlas 10.1,10 1kolistim betwim Jww mhrhduwl 464 coo A. A. Bochvar anAl X.- tw 100. No. T. *3 A.-App. "lining the Contraction of alloys %4 M Sri qyStrut Wp~;' %title to tcom trusts. we clest4ibed. inveallatril with So vitryinj from 0 to 00 T. I. lffl%. Fwb alloy was m-t front lemp aloove it% liquidus ml The lituw chanct-% wrte 1:=. As the %%is ntr"v", the rmstractints tift-tra- at a atimitsithint; :Air ussid a nsinpol. I. trarbrol %lishliv W-votut ltw wint -4 0 "ills I r 11"s-phaw wralto. Ow conlisirth"s drom lightly a" a straight line to alsout WWO Sn I;jw. I hen The Net that thr X lintit -ve contrectlort to fittift,, It in Auvwil so go mith Ow tbrmv Prr%LI414V llI.jkW4I. It. N Ilaitiloll =0 to go too ADITALLOAKKA& till#tA?Lgf CLASSIFICATION 9 2 - .: too Tw J A. 4v' 0 0 0 41, 0 a n is No is I INs, AO a I a 0 As 1 ".1 0 0 0 00000000 0 0 0 * 0 a 00 0 : 4 0v * o Is &-e 0 it, t* 40 0041q41? MITT -T- "I A I A -1sy too-AT H.0-11.11 I curve 0 0, 0 0 of binary &Wl I. A. A. I It C T11. arad. ffid. Mile fri. krl 1043f, At-hfj and Al-Ni ir"r studied in the 3 rrgif)ii% (4 thr.lia. timill, frow Ionic nictall to the ruteclic ofirnii. Al-:Ci~' Mg. Afx-~12% M. &nil Al-111.7% St. It. all tesimto Of bnear-QuhtkAge rum hail It shiap Inesk cortmJ4,ndiiij tot the 11110iseclkin M The t4krim *1111 the rutti-fit, lituirmilal '00 I wtic prifritj.' "t e%ptl. values of the ptouious nI clif 6 the SAIV. UMITI 11101W4111d. tN11UIiIkWI% tit 1AIlid tt%.l -00 mri. and -he caliA. MI. #%tit% of phatirs P( the w%irui- 1-00 At Mal A11-61. *lilt Nts- At t,-,p. - tit NIS 0 At 11-41%. and, X111. it, ratio of Ishate. In Al-2.111 nih-vo 1. alitibm"I I. ilt, ~Iwclal chatactri of the crystu. of thew alhlyo. Irsulil"s III 00 1 '1.V TSIM lointation 44 corriplete et%%Ial lmfin-b v%hrn Or uantitv tit the liquid Is still vt.iy large. Thisisnumimed '3 lly owlen PIC Plautti. of the AlklYs. III the &.r%frvil M Z:* Its ,IF nrl"OC200% (it MS there Is ObIll't VrJ 0 011-1 ef 411 414-11 1.00 d y C anchei In all directions d"plic the pictencr A It t con%ideristile quality of the 2nd ghase in the fonn (If W~- laiml Inclu4itnii. remnliling lift the rutWic sinictme. At Mit contents above Z% the rjulantity of the liquia phaw III on t that the branwhes o ptionary dendtite. At 4 IVII)PA. 1"!'t the Pultelk frinsin itepl. until the riffl III doe the cryinn. of dendrites. There-forv, allqys contg. 20% is[ NIX or route show no shrinkage up to the rutectic t!'111p. zoo nir chameter of the (tmritiuti4tt, of the AI-NI cutv, it&- akwc Illebuundwirs of the dendtife branch" cxplain~ the 14.w ralur of the crit. ratio for thip_ syntrin. as ti-mjs~-t trith the Al-hfi; iystern, At I 111"r 1;1 (lie ofendfit- of too the Al solid soln. am wN. in a no. of h). suchl'i.,11% tit the rutcrtic. SI this ortin. is, nearly rwol&tr, t A All% At 1.78 I At higher rMe"S.* It ~' Mfilpletr .1 MG-wlu- V4 0 i- - A% "It r t'-w U 5 , " ,,.1 ;1.1. An a a a a a n 444 0 19 0 0 o 1609100919 60 00 069 06 0 0 *,;t 0 .0 e. 0 0 0 0 019 0 a 0 0 0 Its 0 0 0 o 0 0 01 4 ~*Oqooo A U on Al 11 v Al 301 A a v Al 111 4 0 47 a M d! I C I V 6 09 X L 0 a I I T w b" , if cps AT 0 MLITTIN P. amours 00 o o 004 oo* sob 0 Oil 00 000 04P 002 00 J4AOj WD a) MOP IMI Moll' 00 0 o" 00. "TRUM'O.1-91-0 -nwuftw g.".t SoIll Otp Iq ion-* U-I Aq v InIm ~Ir so v".Altud jw.rLM,3Qw QPUVUJCP pwte 011vto at" ganpas ptM 'alass"d JaNn 7 so 00. 14'q U1 A ju ati jo Aiplinid aqj clewup wwqd v14) jo M41141d QPj?q 90 0! 1 %L-0 SUIUM- 9401TV U1 "'~dd' *1 U'zjq foe .1 Wj OpIliq VI GOV,IAIV 4n 04 Jwuls 1 00 go- ta"Itilvav" pn-- A-P U1 --flat- IM" 410. :tMW -030 r iivus*,L -luffew"N off-ft" 'AIMpff -UWI Emnin MI 0 00 of- PNI) 11-iVIV-100 'I 'A P- p slow mnppnw ppnwwwo ja "Pu"M P" -P" am *0. 00 00- IDO r 00 t 00 00 .1. not, lip 00 r-T .1 fir . I *V I a j . - Its all v 61 a It 11 ft a I go 0 o o os so 60006 000 00 0, . . . . . --W- . I--- - - - - - - - 0 6: 1 11 1) 11 If It 1? 0 N 11 a a is a 16 v a It 11 1) At 10 a It V x -W 1 11, ~Ivlv, M, am 01; s an A 111-IL-A. A C a a 1 -1, AA -M a I it #six A I A A 0* a All- a "Ptits I tM Lisaw Couttedian ot IROAHle AuOys. 1'. J.j~~Wu so a 'Wrtally. low HUMIAni. A IWAIN if I-MIXIINN, Ali fill' W.10111% ahlit betwren cwtvK41m and tW rvaktance of the mould ault tho rste of 01"Ing, w the inoonstsincy of thr, uwff. of linrw M11 me- hisonafirmadexperimentativin tion under vatioust the coati of a DUMUMIR-ine djoy out4 poutled by the ountinuous rwihod that," a rmit of the settingulkof SsteePttMP- SiffientthroughtbesevuOrt MIS 0 C q* 41-- of a casting, the finvar oontme" mAy excmd tM 1W klierms! hdkW 00 in the solid state due to the deformation of the external layers of the casting UndA'r thC Action Of the lnteM&l ZMM "t PMCt'C&1 &4M'fiosUC0 of t1W pnip,w*d interittletation of UrAw vontradion Um in the fact that it makm 0 jlo,,,dW the rstionsl uw of the raflous cwff. of Hnmr oontwtinn and rrimes the or omtrjwtian to the deformation of the mating and to the f, f emelut in it.-N. A. ve 0 age I zoo IDS, Do I u Is AV -0 At 0, ?p It 0 K K a It It K U a It at No n ;14 41 OW 0 1 jr AM 41 1, It go**** *,DID so ***!,A -77~ Mpmnds b lqgo t*Zl. Of jC ~- %J.. e.4.VC ~J L-'2t -;-I Si WntllnLd in tba arloyz- lu the alhir.,type ].,U, audJul, Lnac~mpd. upp~in wbkh xl~, f,~,V Thp rlimirativ:l 'A C.,~~ac IC b 0,~ 1: we,( ~w lo-q cf tht int"), DOBATKIE,V.I.. kandidat tekhnicheskikh non, ; KRUPBNINA,K.B.; SRMWA,A.I. Properties of pressed D16 aluminvm alloy shapes depending on heat treatment conditions. Trudy KATI no-23:86-101 '54. (HLRA 8:11) %Aluminum alloys) (Metals--Heat treatment) ALL. kandidnt tekhnicheskikh nauk; BRAJAYRV,N.N. MMj .wo 02 Localized recrystallization in die-stamped parts made of AB aluminum alloy. Trudy KATI no.23:102-112 '54. (MLRA 8:11) (Aluminum alloys--Metallography) (Sheet--Metal work) th k siincWa' e*jnlre tbuauy *1 Name: DOBATKIN, Vladimir Ivanovich Dissertation: Structure of ingots of deformed aluminum alloys and its effect upon the properties of articles Degree: Doe Tech Sci Affiliation: fn-ot indicateg Defense Date, Place: 21 May 56, Council of Moscow Inst of Non-Ferrous Metals and Gold iment Kali- nin Certification Date: 6 Jul 57 Source: BMVO 18/57 5 137-1958-2-2685 Translation from: Referativnyy zhurnal, Metallurgiya, 1958, Nr Z, p 70 (USSR) AUTHORS: Dobatkin, V.I., Abramovich, M.D. TITLE: Cracking in Ingots of Industrial Aluminum (Treshchiny v slitkakh tekhnicheskogo alyuminiya) PERIODICAL- V sb.: Metallurg. osnovylitlya legkikh splavov. Moscow. Oborongiz, 1957, pp 164-181 ABSTRACT- Card 1/2 A description and analysis are given of observations made of ingot behavior during rolling; results are included of a metallo- graphic quality control maintained by spot checking ingot batches and of several tests conducted under industrial conditions. It was found that incipient breaks on the surface of a strip, which are encountered in the hot rolling of industrial Al, result from the development of fine hair-like cracks along the boundaries of the grains in the ingot. It was established t1liat the basic causes of these cracks are: a) a high Si content in the Al as compared with the Fe content; b) a coarse-grained ingot structure; c) high gas saturatioil of the Al. The following recommendations are made for effective elimination of cracks in industrial -aluminum ingots: a) that the composition of the Al be so regulated that the Fe content 137-1958-2-2685 Cracking in Ingots of Industrial Aluminum shall exceed the Si content by 0.02 - 0.05 percent; b) that the maximum temperature Pf,the melt in the process of preparation be limited to 7300 ; c) that the melt be refined with a flux con- taining 15 percent cryolite; d) that unevenness in ingot cooling be eliminated. G.S. 1. A1vm1A)M ingots-Fracture Card 2/2 137-58-4-6875 Translaticn. from: Referativnyy zhurnal, Metallurgiya, 1958, Nr 4, p 79 (USSR) AUTHOR: Dobatkin, V.I. TITLE: Effect of Grain Size on Appearance of Hot Cracks in Alun-iinurn Alloy Ingots (Vliyaiiiye velichiny zerna na vozn.,knoveiilye gor- yachikh treshchin v slitkakh alyuminlyevykii splavov) PERIODICAL: V sb. : Metallurg. osnovy lit'ya legkikh splavov. Moscow, Oborongiz, 1957, pp 182-187 ABSTRACT: The appearance of cracks in ingots of technical Al produced by continuous casting, and also in the alloys AMts, DI, and AV is explained by increase in grain size and formation of a coarse granular columnar structure of the metal. The reason for this is fluctuation in Ti content, Ti being an uncontrollable impurity. Intentional addition of 0.02% Ti in continuous production of Al alloys made it possible to assure dependable reduction in grain size and significant diminution of rejects due to cracks, In some alloys, the addition of Ti was increased to 0.04-0.05%. Ye.Z. Card 1/1 1. Aluminum alloys--Casting 2. Aluminum alloys--Structural analysis 3. Aluminum alloys--Fracture ~i' / A! 137-58-3-6056 Translation from: Referativnyy zhurnal, Metallurgiya, 1958, Nr 3, p 231 (USSR) AUTHORS: inov'yev, V. K. TITLE: Inspection of the Structure of Breaks in Ingots Made of Alloys AK4 and AK4-1 (Kontrol, struktury izloma slitkov splavov AK4 i AK4- 1) PERIODICAL: V sb. : Metallurg. osnovy litlya legl6kh splavov. Mos*cow, Oborongiz, 1957, pp 229-Z35 kBSTRACT: Fracture tests may be employed for the evaluatio ,n of any schistosity and detection of large crystals of. intermetallic compounds in ingots produced by means of continuous casting. The present work is devoted to the selection of standard speci- mens to be employed in the evaluation of the structure of the break in ingots made of Al alloys AK4 and AK4-1. Specimens representative of every mark on the scale differed from eacb other by the presence and the amount of acicular intermetallic compounds and by the degree of crushing apparent in the structure of the break. No sharp difference in the content of alloying elements and controlled additives was revealed by chemical Card 1/2 analysis of ingots representing various scale marks. Strength 137-58-3-6056 Inspection of the Structure of Breaks in Ingots Made of Alloys AK4 and AK4-1 and plasticity of alloys increases with increasing grade values of the structure, whereas the CFs chang es relatively little. Differences in properties are con- siderably reduced after deformation of the ingot, and only in regions where -11 * major amount of intermetallic compounds have accumulated can a sharp reduction in properties be observed. It is shown that the quality of the raw material employed affects the size and number of primary crystals of inter- metallic compounds in the ingots. The employment of lower grades of Al enhances the formation of intermetallic compounds. In order to evaluate the quality of an entire smelting, it is-sufficient to subject two or three ingots of the total run to fracture tests. The method of evaluation of the structure of breaks proposed herepermits a determination of the. limits within which a smelting batch may be employed in thie manufacture of critical components and has proved to be an effective inspection method. E. K. Card Z/2 18,(4)j Moscow. PHASE I BOOK EXPLOITATION SUVV1326 18(7) Aviatsionnyy tekhnologicheskiy institut 0 strukture i svoystvakh pressovannykh i shtampovannykh izdeliy iz al~uminjyeyykh~ splavov (The Structure and Properties of Extruded and Die-for ed Products Made of Aluml-n,7;m, Alloys), Moscow, Oborongiz, 1958. 246 p. TSeries: Its: Trudy, Wp. 34) 3,700 copies printed. Ed.: Voronov, S.M., Doctor of Technical Sc;lencen, Professor; Ed. of Publishing House: Shekhtman, E.A.; Tech. Ed.: Pukhlf-kova,, N.A.; Managing Ed.: Zaymovskaya, A.S., Engineer. PURPOSE: This book is intended for scient-4fic personnel at resear-oh institutes and production engineers at metallurgical plants manufacturing intermediate products from aluminum alloys. COVERAGE: The book deals with certain special structural characteristics of extruded and die-forged aluminum-alloy products. Data are given on the macro-, micro-, and x-ra-y analysis of these products. On the Card 1/5 The Structure and Properties (Cont.) SOV/1326 basis of an analysis of the relationship between the structure and, properties of extruded alloys, explanations are given for the development of the sc-called extrusion effect and flaky fracture. (Me extrusion effect is defined as "the increased strength [in a longitudinal direction) and decreased plasticity of extruded products in.compati'son with products obtained by other forms of plastic deformation".) Technological recommendations.are given for obtaining extruded and die-forged alu-minum-alloy.products with good mechanical properties. The first of the two studies in this book is concerned with the extrusion effect and pres-ehts--Iwbat is des- cribed L rid- a-Tneg 'thOor3riof -1 th~, natiltVof -this phenomendn, differing-from views expressed'-previously,in the-'Sov-1,ut and non-Soviet literature. It 'is-stated tbatt;lthio,;new,.,theorypmakes. it possible to eXDlain a number of phenomena commonly observed in aluminum-alloy intermediatjUe products, such a:s coars-e-grained structure of flat products (Afts.alloy).,,lowered strength cha~raeterlstics of D16 alloy sheets .produced from homogenized ingots, etc. The second study is an Card 2/ 5 The Structure and Properties (Cont.) SOV/1326 An investigation of the nature of the flaky type of fracture observed in various aluminum-alloy products. Results of this work '. it is said, make it possible to explain the cause of this kind of fracture, tb-establ~sh the relationship between al-loy composition, strujjMuj,&t,nj',t ength characteristic's, and to recommend measures to e n e iaHness. TABLE OF CONTENTS: Preface 3 Voronov, S.M., Doctor of Technical Sciences, Professor (Deceased); and V.I. Yelagin, Candicate of Technical'Sciences. Investigation of the Extrusion Effect in~Aluminum.Alloys 5 Introdt~ction 5 Ch. I. The Extrusion Effect in Aluminum Alloys; Duralumin W6, Avial! (AV or AK5), and V-95 14 Ch. 'TI. Effect of Technological Factors on the Extrusion Effect in Aluminum Alloys 65 Card 3/ 5 The Structure and Properties (Cont.) SOV/1326 Ch.- III. Appearance of the Extrusion Effect in Binary and Ternary Aluminum Alloys With Introduction of Manganese Into Their Composition 95 Ch. IV. The Nature of the Extrusion Effect in Aluminum Alloys 147 Voronov, S.M., Doctor of Technical Sciepces, Professor (Deceased); and V.I. Dobatkin, Doctor of Technical Sciences. Flaky Fracture _i_n__A1Uminizffi_ Alloys 158 Introduction 158 Ch. I. Brief Survey of Investigatiors -of Flaky Fracture 159 Xh..H. Flaky Fractures in Die-forged and Extruded Products of Avial! Alloy (AV) 168 Card 4/5 The Structure and Pr9perties (Cont.) SOV/1326 Ch. III. Effect of Temperature and Speed of Deformation on Flakiness of Fracture 174 Ch. IV. Effect of Heat-treating Regime on Flakiness of Fracture in Die-forged and Extruded Products of AV Alloy 186 Ch. V. Effect of Chemical Composition of AV Alloy on Fracture Structure and Mechanical Properties of Products 204 Ch. VI. Flakiness of Fracture in Products Made of Other Light Alloys 229 Ch. VII. Conclusion. Classification of Varieties of Flaky Fracture 235 AVAILABLE: Libra! of Congress ry GO/ksv Card 5/5 3~-17-59 DOBATKIN, V. I. "Isothermal Quenching of Aluminum Alloys" Light Alloys. no. 1: Physical Metallurgy, Heat Treatment, Casting, and Forming,- Principal Reports of the Conference, Moscov, lzd-vo AN SSSR, 1958, 497 P. (Z,4- 1~711c,4-r 17i DOBATKIEN V. 1. "Peculiarities of the Recryetallization of Aluminum Alloys" Light Alloys. no. I- Physical Metallurgy, Heat Treatment, Casting, and Forming; Principsa Reports of the Conference, Moscow, %d-vo AN SM, 1958, 497 P. ? t I. , 4 - / (//,~! 'y 17 ,~r /~ j -J-) SOV /137- 58-12-25170 Translation from: Referativnyy zhurnal. Metallurgiva, l)58, Nr 12, p 162 (USSR) AUTHOR: Dobatkin, V. 1. TITLE: Special Features of Recrystallization of Aluminum Alloys (Osoben- nosli rckristallizatsii alyuminiyevykh splavov.~ PERIODICAL,- V sb.: Legkiye splavy. Nr 1. Moscow, 1958, pp 200-221 ABSTRACT: The author examines the causes of the rise of recrystallization tem- perature (tr) in extruded Al-alloy articles, the nature of the press effect and the causes of formation; in separate cases, of a large- grain recrystallization (R) structure at a high degree of deformation (D). The increase in Xr is explained by a removal of distortions during the hot extrusion of the alloys and by a decrease in the self-diffusion coefficient of the alloy upon subjection to omnilateral reduction (owing to the decrease in the number of dislocations and vacancies and to the presence of Mn in the solid solution). As the result of an analysis of the structure and strength of alloys after extrusion under various conditions it is shown that the press effect is related to the appearance Card 1/2 of very fine-grained sTructure. Formation of a coarse-grained SOV /137-58- 12-25170 Special Features of Recrystallization of Alurninurn. Alloys structure is explained by the nitercrystalline liquation of Mn. Methods are proposed for avoiding the latter phenomenon by homogenizing the alloys at high temperatures or adding Fe and Ti to thern. A. B. Card 2/2 SOV/137-58- I O-Z I Z64 Translation from: Refer ativnyyzhurnal, Me tallurgiya, 1958, Nr 10, p 117 (USSR) ',,!AUTHOR: Dobatkin, V.I.-_- T IT LE: Multistage Quenching of Aluminum Alloys (Stupetichataya zakalka alyuminiyevykh splavov) PERIODICAL: V sb. : LeSkiye splavy. Nr 1. Moscow, 1958, pp Z49-259 ABSTRACT: To determine the systems for the isothermal and multistage quenching of AK4-1 and AK6 alloys, measurements were made Of (rb and 6 of lZxl2xlOO-mm specimens heated up to 5400C for I hour (for AK4-1) and up to 5150 for 40 min (for AK6) and cooled according to two methods: 1) Immersion into th-e quench- ing medium and soaking in it for 5 hours, followed by immersion in water; 2) multistage cooling, first in cooling media with various temperatures for 2 min, then in cold water followed by artificial aging according to standard practices. The following materials were used as cooling media: Up to 100', water; at 100 - 1500, oil; above 150o, a molten mixture of 45~0 NaNOz and 55Yo KN03. It is determined that a great deter- ioration in mechanical properties occurs upon soaking at Card 1/2 2500 - 4500. To prevent decomposition of the solid solution SOVII 37-58-10-21264 Multistage Quenching of Aluminum Alloys it is necessary that the cooling in the 450 - 2500 interval do not exceed I min and that the total cooling time from the quenching temperature down to 2000 do not exceed 1. 5 - 2 min. Under shop conditions, curves were obtained for the cooling of drop-forged articles of the AK4-1 alloy weighing 150 k when quenched in water and in a molten mixture of 450/o NaNO? and 55~0 KN03 heated to 1800. In the second case the rate of cooling in.the 535 - Z500 interval amounted to 0. 7 degree/sec, while the decrease in G-b was 3 - 5 ka/mm 2 and of O'b up to 8 kg/mmZ (as compared to quenching in water when the rate of cooling amounted to 10 degrees/sec). To increase the cooling rate in the serial quenching of drop-forged articles the following conditions are recommended: 1) Employment of multistage cooling with an initial immersion in the salt melt at 160 - 1800, soaking therein for 2 min, and subsequent immersion in water; 2) a 1.20 ratio of the weight of the article to the weight of the molten salts;. 3) forced stirring of the cooling medium. Under these conditions the decre2ae of 0-b and crs is guaranteed to be not greater than by 2 - 3 kg/mm . 1. Aluminum alloys--Heat treatment N. S. Card Z/2 VORONOV, S.M., doktor tekhn.mauk, prof. Ldeceased];DOBATKIN, V.I., doktor tekhn.nauk Foliated structure of fractures in alunintim alloys. Trudy MATI no.34-.158-247 158. (MMA 11:8) (Aluminum alloy-a-Metallography) L Q:) 18M TRABI I BOOK EXPL401TATION SOV/3355 , Akedemlym nauk SSSR. Institut astallurgil. Nauchnyy Aovet po robl m h e we z p aroprochnykh splavov Issledavanlys DO sharoprochnym splavas, t. IV (Studios an ffeat-r3- alstant Alloys vol 4) M . , , oscow, Izd-vo AN 333R, 2959. 400 p. Irrata 021 I P nserted. 2,200 copies printed. Zd. jf Publishing Houses V. A. Kllmov; Tech. 94.: A. P. (luseva, Ltarlal B d 1 - oar s . F. Hardin, Academician; 0. V. Kurdyumov, Acadealcians N. V. Agmyev; Correspondin Kamb USSR A f or. g cadc=7 or 3clenaer., 1. A. Oding, 1. M. Pavlov, and 1. P. Zudla, Candidate of Techn. %I Sciences. PURPM: This book Is Intended for metallurgists concerned with . the structural metallurgy of alloys. C0VUAaK s Thls Is a collection of specialized etudtas or various bl ems In the structural metallurgy of beat-resistant alloys fro Ome are concerned with theoretical prlncl 2es Box* with d es- . p and me criptlons of now thods, others with properties 1577) ' - sported On. PC ciriod conditions dt-il., Do I;d o Table of Contents. The articles are accompsidd by a nu~ 2 bar of references, both Savlat and non-SOTI#t- TARIX OF CONTRAT31 Studies (Cmt-) and V. 1. STutklu&- Xgcbmnlam Of R146h Zskn11sW6r-&~3- vf-*tckWl_"UmInUx and xIckel- 36 "amperstu,,a aefors'Tt= Capnd, SoIld. Solutions nd Larim!"RIA.-j-, X. 7- Komarsap. V. A. ropon1w.--A Study Of urs ransforw4tlcm 41 gmmtvmsjst&zt Coygr-Alsuminum Alloys in and V. p. sukho-warov. Cons- earning the StImlatlng Irf*at Or-Sri089 on 50 la Deformattion in the ReiatlossmlbiV 330tutsm DsfOrmtl*n .d pleplAcoment maong the Boundaries During Creep 58 In Nickel PcpOv_L---Tm- On the XquIvalenco Of the Effect Of Rate and 64 To-marture of Strain = the PrOCIAs Of rla*tlc Flox V..S. KLkhalankov, and Z- 0- Madstovz' 2!n~~ - - Card 3/12 _T_ 7 PHASE I BOOK Exk-LOITATION SOV/44~5 Dobatkin, Vladimir Ivanuiiehj Doctor of Technical Sciences SlItki alyuminiyevykh splavov (Altbldinum Alloy Ingots) Sverdlovsk, Metallurgizdat, Sverdlovakoye otd-niye, 1960. 175 P. Errata slip inserted. 3,150 copies printed. Reviewer: B. M. Ksenofontov; Ed.: L. F. Spoludennyy; Ed. of Publishing House: M. M. Syrahina; Tech. Ed.; Ye. D. Turkina. PURPOSE: This book is intended for technical personnel of factories and institutes. It can also be used as a textbook by Btudents at schools for higher education specializing in founding and the physical metallurgy of nonferrous alloys. COVERAGE: The book presents the author's investigations on crystallization and the structure of aluminum alloy ingots. The author discusses current methods of teeming 0&rd=1/-& Aluminum Alloy Ingots SOV/4435 aluminum alloy ingots. He examines regular occurrences in crystallization and describes the structure of ingots obtained under industrial conditions. Experience gained in continuous casting of aluminum alloy ingots Is given and the results of original research in the field are included. The theory of primary crystallization of aluminum alloys is developed and typical varieties of ingot structures are presented. The author makes recommendations for raising the quality of ingots on the basis of experimental research and consideration of the nature of cracks, partial liquation of inter- metallic compounds, zonal segziegation, oxide films and other defects. The author thanks V. K. Zinov'yev, V. I. Kulakov, A. V. Polyanskiy, R. M. Sizova, L. F. Spoludennyy, and I. L..Teytell for help in organizing-and conduating the research and investigations, and B. M. Ksenofontov for reviewing the manuscripts. There are 98 references: 77 Soviet, 17 English, and 4 German. CaEV4=2/,6- DOBATXIN, Tladimir Jvg;p?jkqAq,.doktor takhn.nauk; IOFONTOT, B.M., '-i~6tsenzenz; ii~fii, L.P., red.; SYRCHM, M.A., red. izd-va; TUMUKA. Y*.D,, tekhn.red. [Aluminum alloy ingots] Slitki aliuminievykh splavov. Sverdlovsk, Gos.nBuchno-tokhn.isd-vo lit-ry po chernoi I tavatnoi metallurgii, Sverdlovskoe otd-nis, 1960. :M p. (MIRA 13:8) (AlumInUm alloys) (Yonferrous ingots) 1PRIILTANM# Iosif Naumovich, doktor tekhn.nauk;.J0 T I., doktor tekhn.nauk, retsenzentj 2ILOYA, T.K., kand.teklm.nauk, red.; SUVOROU, I.A., isdat.red.; ORSSEIKIRA, V.I., tekhn.red. [High-strength deformable aluminum alloys] Tysokoprochnys daformi- ruenye aliuminievye splavy. Kockva, Gos.nauchno-tpkhn.izd-vo, 1960. 290 p. (Aluminum alloys) I - ':' . (MIRA 13:5) 11. 24486 S/12 60/000/010/0,14/0-16/XX OOA A033~A133 AUTHORSt Dobatkin, V.- I., and Simakovskiy, B. 1. TITLEs Investigating the crystallization of aluminum with the aid of radioactive isotopes during continuous casting PERIODICALi Liteynoye proizvodetvo, no. 10, 1960, 34 - 36 TEM The authors point out that the motion of the liquid melt dur- ing the crystallization process affects to a considerable degree the forma- tion of the castAng struoture. It was attempted to prove the nature of these motions on the basis of the theory of thermodynamics LRef. It G. P. Ivantsov. Teplocbmen mezhdu slitkom i izlozhnitzey (Heat exchange between Ingot and ingot mold), Metallurgizdat, 1951], but experimental investiga- tions have never been carried out hitherto. In the tests described the aluminum master alloy contained 1~.' of the radioactive Ca45 isotope, i.e. approximately 0.7 millicurie per lkg of melt in the pipe hole. The ingots were radiographed with the aid of an XX grade X-ray film exposed some 20 - 25 days. The ingots 280 mm In diameter of commercial aluminum (0.10~. re; 0.12~o Si; 0.006~.' Cu) were cast in a crystallizer 180 mm high. Asbestoa- Card'11/3 24486 S/1213/60/000/010/014/016/XX Investigatin- the crystallization of... A033/A133 0 lined casting fwinels were used for the casting. The aluminum tapping tem- perature was 7000CP the hole 210 - 220 mm deep. The authors describe the obtained radiographs of transverse and longitudinal templets out from the ingot, and po:int cu'. that, with the aid of radioactive isotopes, in con- trast to all other methods, not only the shape of the holes but also the peculiarities concerning their geometry can be disclosed. It was possible to conclude on the cyolic motion of the ingot in the crystallizer and on the formatlon of a forced allowance between ingot and crystallizer. It is emphasized that, in order to prevent ruptures, beading and cracks, it is necessary to reduce the crystallizer height. It is also recommended to avoid any horizontal displacement of the ingot during the casting process, which would cause the formation of a forced allowance. Some structural non-homogene-itles of thp ingot can be fully exposed on the macro-radiogram, including isolated dendrites originating on the open ingot surface. The authors present a number of radiograms showing the various crystallization zones of alternating intensity, the formation of tapered and non-tapered peripheral casting skins, isolated dendrite inclusions, etc., which prove the applicability of the method of radiography to investigate the mechanics Card 2/3 24486 S/128/60/000/010/014/016/XX Investigation the crystallization of ... A033/A133 of hot crack formation. There are 9 figures and 2 referencest 1 Soviet- bloc and 1 non-Soviet-bloo. Thereference to the English-language publica- tion reads as follows: U'. L. Putman. 11J. Inst. of Metals", no. 6 (62)1 1953 - 54- - Card 5/3 FRIDIYANDER, I.N., doktor tekbm. -naukv red.; _DOBATKI!!-'-Y!-I-.' doktor tnkhn. nauk, red.; ZAKHAROV, Ye.D... kand. tekhn. nauk, red.; BAZMIOV,, M.F., inrh.p retsenzent; MAXOVSKIY, G.H., inzb.,, redo; VINOGRADSUYA~ S.I., red. izd-va; GARNUMNAl L.A.~j tekhn. red. [Malleable aluminum alloys] Deformimerye aliuminievye splavy; sbornik statei. Moskva, Gos. nauchno-tekhn. izd-vo Obcrongiz, 1961. 234 P. (MIRA 15:1) (Aluminum alloys) S/68 61/000/001_`/01711/01v~ D205YD303 -C at' ALM Dobo kin, V.I. T IT LEJ: Eechu--nical properties of pressed a-rticles in trancrrerse Sections SOURC13: Fridlyander, N.I., V.I. Dobatkin, and Ye.D. Zah"I'arov, cds. Deformiruyemyye alyuminiyevyye splavy; sbornik statey, 1:oscow, 1961, 104 - 112 T:3XT: It is often assumed that every force actin,-, in a trcqnsvc:~se section is cut-~inr, across the fibers. Actually 0,11v tl~oSe forces -wIL-lich are directed across the thickness of the viall ol~' the -orofile cut the fibers. Therefore, the mechanical properties are hiGher In bhe direction of the loneer -axis of the t-.-ans~erse section. The cor.-- ceDt of fibers is only conventional. In a ISeneral case, after defoi- ination an ellipsoid will be formed froiii the cast grain. The cal nro'oerties in the ~ nain directions will be r..etcri,,ined by 'L_hc axis of ratio3 of the ellipsoid; they vill be hic.-hest in t`le direc- tion of the '-longest axis and lowest in the direction o.-'L' tl,.e shorte-st C,,z-d 1/3 S/68 61/00VON/013/071" "U 17echeilic-,,! properties of pressed D205%3rj3 o,ne. The fiber direction coincides with the Ion-ost a:.-is of the de- SeC4-ion for:..ation ellipsolds, this bein- the longitudinal U A nr--.-.? t;) 0 - rameter is introduced which enables estinat-ion of th-c- pert.-Les from %he dimensions o-LC the rolled strips. ThiS is called the 0 - , given by KV, = -%,/b-/rh-, where b 'conventional' drawin, coefficient 1~11 is the width and h the thickness of the st.-ip. G-railn of the S,4u--"-iT) &I will not be deformed in the direction of the-width, but an --I tion will appear which is assessed by this coefficient. As;~;uning tI"',,:.t t1te influence of the pre::s-effcct on the stronLth of the duct depends mainly on the orientuation of -rains rend sub.-r-ains, _Jt ce.n be said that in the direction of the vidth suZ~,`,- strenc-th 'te U attained which corresponds to that att-Aned in tl,.e lonr itu,linal rection at K calculated for this cross-section. On 'U'--is basis it v, vi--s deduced that for DI wid D16, hal-f of the strengt'-~. by rolling -is attained atu bA = 6.2, three ouarters at b/h, 2 5 (1-, 2.5 and 5 respectively). The strength -ains durin- the --ollinG c-~, str-i,as of 4-1 (AK4-1 ) nere me-sured in vara-cu- C-i2ccticlls, SIIC71- Card 2/3 Mrs !.'echanicad properties o-f pros,-,ed ... D205yi)303 in- th,-A in this case the nain differences awnerz in the I elon:~-.-tion v"'llues. Applicability of 1~.,, =V9711 vias c1l,.ec"Led or u " e-Immples and was found to be sufficiently -reliable. There -.re res, 3 tables, an6 2 Soviet-bloc references. %bard 3/3 S/66 9/6 1 /000/000/0 --) 51/0-~5 C, D-005/D303 U- 2"GR: Dobatkin, V.I. 4vbw~ leTTLE: III-:'luciice of coolinL; and Jicatinf,~ of the open surf-ce on structure of the ingot 2-- dlya-nder, V. I. Dobatlkin, and' Ye. D. lr~!-harov, c" Deffori'lliruyenyye alyurainiyevyye splavy; sb,~rnik statey. "oscow, 10 I . -,61, 174 - 180 T--'XT DurirE; the continuous c--stin- of alloys the u-)~)c-1- -,e- 4-ains uncovered un to the -IL-.emination of the liquid rietal feec~11'n.,-.. T-11-e chlaracter of cooling, whether throu-h cove-I-ect Cr uncovered su--r- fLces, ,*Ihi -le not- affectin6 the rate of crystallization cznsi~.er---bly influences -uhe nucleation of crystals, Erain-si-ce, density, struczu- re homo-eneity and )roi)erties of the castin-. ~A-.Lc --*ves so.-C; axaml)ies of the influence of the heat-removal zille uncovo~--Id Surf&ce on the structure of the ingot and discusces -6,ie exD~c~.,-,.ic;ncy of ..A ill r- C sing a protective cover of the o-pen sur-fac.- dur -L, ontinuous 'bard 1/2 S/b~cj9/61/030/'CUO/ 027"-5 10 C' Influence of cuoilin.- ani licLatinL of ... D2 0 5,, J.) 0 j ~n~~- under indUStr_al COnditiO21S. 0001ill-r Of t'00 V.IICOVO-'-ed L) 0 4- _L ads to the formation nd -roi:th of dendrites on The Q, Srain, development of vol-ume crystallization _-nd = _4 -L c i, es e 2. n + i--.icro---Liiho,-r,o,,-er.ei'uy of the structure. Heati,.-IG of the uncovered ce can su-,j,)ress the volume crystallization and czm also !cad to :-:C---- ser ineots. It' is recon-iqended desiSnin'r, a s-Decial fr a r, ab o ve f o r th e c on t inuou s c & sir 5 oa:,-- e a i e c e s o f-12- s ..I aluminum alloys. The.-e are 5 IL--*-I-u--es,, 1 table and 5 refe-rence-s: Soviet-bloc and 1 non-Soviet-bloc. Card 2/2 2n20 3/149/61/000/003/003/004 19 75DD AOo6/Ajo6 AUTHORS: Dobatkin, V. I., Boohvar, G. A., Potapenko, Yu. I. TITLE: Comparative investigation of properties of titanium alloy ingots and deformed work PERIODICAL: Izvestiya vysshJkh uchebnykh zavedeniy, Tsvetnaya metallurgiya, no. 3, 1961, 120 - 124 TEXT: The main causes for the difference of properties in ingots and defoll. med work are defects of the cast structure. For titanium alloys, however, this dif- ferenad may also be connected with peculiarities of phase recrystallization. The temperature of rearvstallization annealing of titanium is considerably below the temperature of allotropic transformation. During the cooling of an ingot the alloy is Inevitably in the 6 -range and, when passing into the (o~+IS) and thed -range, suffers phase recrystallization at a comparatively slow transformation rate. A de- formed alloy, however, does not pass through thelg-range during annealing. If pressure working is performed at the /3-range temperature,'phase recrystallization takes place In both the ingot and the deformed work, but at different transformation rates. The authors attempted to determine which of the aforementioned causes was Card 1/ 5 21120 S/149/61/000/003/003/004 Comparative investigation of properties ot ... A006/A106 decizive, by heating both cast and forged s,)ecimens to a ti-range temperature and by subsequent slow or speeded-up cooling. L'ingle and bi-phass alloys were prepared from Tro (TgO) and TrOO(TgOO) sponge. (Composition see table). The, content of im- purities did not exceed 0.15% Fe, 0.11%Si, 0.07% C, 0.06% N. All the ingots were obtained by double vacuum melting in a water-cooled copper crystallizer. Rods of 12 - 15 mm diameter were forged with a deformation degree not less than 90%; forg- ing was terminated at, 800 - 8500C. The blanks were annealed at 7500C. Cast blanks were out out of the rods on an anodio-mechanical saw. Specimens of'12 mm in diame- ter or 12 x 60 mm section were heat-treated as follows: heating to 1,1000C for 30 min; cooling with the furnace at 30 degrees per h to 6000C, or in water at 200C with subsequent annealing at 7500C for one h. The specimens were then subjected to teneile and impact tests. The following reguliarities were stated in the change of properti9s: Ultimate strength of forged single-phase alloy specim 9ns was by about 10 kg/mm higher than that of ingots; the difference was 15 kg/mm for bi-phase alloys. Ultimate strength of cast and forged specimens after heating to 1,100 0C and s' -ow cooling approached that of the ingot, and that of forged specimens after heat- ing to 1,1000C and high-speed cooling. Elongation and contraction of the cross Zec- tions'of single-phase alloys varied little, depending on the cooling conditions from the /3-range; in forged specimens they exceed in all states the corresponding Card 2/ 5 2.1120 s/149/61/000/003/003/004 Comparative 'Investigation of properties of Aoo6/Alo6 values of cast specimens. Elongation, contraction and toughness of forged bi-phase alloy specimens are higher than those of ingots. After heating to 1,1000C and both slow or rapid cooling, the indicated characteristion approach those of an ingot. R can be concluded that the main cause for a reduced ductility of bi-phaae alloy ingots is the fact of cooling them from the a -range i.e., beta embrittlement. The main cause for a reduced strength of single- and bi-phase alloy ingots is the low cooling'rate during the transition through the bi-phase (& + f,) range. The effect of crystallization was less noticeable than that of phase recrystallization, because the defects in the ingots are not strongly developed due to the small range of the liql.dd-solid state in titanium ingots and low-alloyed titanium alloys. The main differenoe in the structure of cast and forged specimens treated at 1,1000C is the grain size, which is coarser in cast specimens. The internal structure of the gratz in specimens cooled from.1,1000C does not depend on the preliminary treatment but on the cooling rate. The results obtained by the study show the possibility of ob_ taining the same strength in commeroial titanium-alloy castings and in deformed work by proper heat treatment. On the other hand, the results obtained,show reduced duc- tility values of ingots, in partioular for bi-phase (c~ + 8) -alloys. Higher ductili- ty and an optimum strength-ductility ratio in annealed state can not be obtained by deformation in the r,-range but only by deformation in the bi-phase or thece -range. Card 3/5 23.120 s/149/61/000/003/()03/004 Comparative investigation of properties of ... A006/A106 There are 3-tables and 2,figures ASSOCIATION: Krasnoyarskiy institut tsvetnykh metallov (Krasnoyarsk -Institute of Non-Ferrous Metals) Kafedra metallovedeniya (Department of Metal Science) SUBM-r=. August 15, 1960 Table Chemical composition and transformation temperature of the titanium alloys investi- Kated Alloy Ingot Content. % Transformation diam. temperature mm Al V Mo Sn Fe Oc 13T1 (VTI) 120 - - BT 5 (V'-P5) 200 4.87 - 1000 B15-IM15-1) 380 4.69 - 2.6 1000 Cardk/5 21120 s/149/61/000/003/00-~/004 Comparative investigation of properties of ... Aoo6/Aio6 BT'6 (W6) -4 0 ,8 5.13 4.07 - - - 970 BT-6 (VT6) 120 5.45 3.55 - - - - TIAIMo 120 5-35 - 2.69 - - - TlAlMoFe 200 3.78 - 2.75 - 1.5 94o Card 5/5 ROVIROV., Illya Izrielovich; ZAMMOV., Mikhail Vaoillyevich. Prinimal uchastiye BORINI F.A.j dots. j_pQR&TAIN,_V~I.,f_doktor tekhn. nauko retsenzent; Prinimal uchastiye VISI]NAYKOV2 D.Ya,p prof., doktor tekbn- nauk; ARKWOELISKAYA, M.S.., red. izd-va; KARASEV, A.I.) taklm, red, [Heat treatment of metals and alloys]Termicheskaia obrabotka me- tallov i splavov. Pod obshchei red. I.I.Novikova. Moskva, Me- tailurgizdat, 1962. 429 p. (141RA 15:12) (Metals-Heat treatment) S/806/62/000/003/003/018 AUTHOR: Dobatkin V I TITLE: On the press effect in aluminum alloys. SOURCE: Akademiya nauk SSSR. Institut metallurgii. Issledovaniye splavov tavetnykh metallov. no. 3. 1962, 19-Z5. TEXT: The paper analyzes new experimental data on the structure and proper- ties of extruded parts; confirmation is found for the conclusion that conservation of a nonrecrystallized structure appears to be a mandatory prerequisite for the existence of the press effect, that the fundamental reason of the press effect is a comminution of the structure in nonrecrystallized extruded parts, and that the magnitude of the press effect is determined by the condition of the grain and sub- grain boundaries. Hypothetical views are set forth on the character of the charge in solubility of the fundamental alloy-ing elements along the grain boundaries as a function of the temperature (T), thereby providing an explanation for a number of peculiarities of the structure and properties of Al alloys. The paper is a contri- bution to the study of the increase in strength of extruded Al-alloy parts after quenching and aging. A brief state-of-the-art survey is made, culminating in a reference to the postulate of L. P. Luzhnikov and 0. A. Romanova (in sbornik Card 1/3 On the press effect in aluminum alloys. S/806/62/000/-003/003/018 I'Legkiye splavy." Izd-vo AN SSSR, 1958) that not all Mn-containing alloys are subject to press effect, but that a "substantial effect is exerted by the presence of Mg, without which no press effect can obtain. The author attributed the effect observed by Luzhnikov-Romanova not to the presence of Mg as such, but to re- crystallization. Jointly with V. K. ZinovI yev he tested his hypothesis by preparing 100- and 1ZO-mm diam rods of A?O (137-0) alloy with 6.3876 Cu, 0.176 Ti, 0.19% Fe, 0.1716 Si, and < 0.017o Mg by indirect extrusion (for better uniformity). Heat transfer: 30 min soaking at 5400C, quench, 16 hrs aging at various T (140-2200C). X-ray metallography rhowed a nonrecrystallized structure in all rods aged at any of the tested aging T. The press effect was present in all specimens, most markedly so in those aged at 1600C. All that Luzhnikov-Romanova appear to have proved is that the press effect is not' -1ways in evidence in Mn-containing Al alloys, and that it is more difficult to preservi- a nonrecrystallized structure in the almost Mg-free D20 alloy than in the Mg-containing Dl and D16 alloys. A similar experi- mental investigation was undertaken jointly with Z. N. Chernykh to disprove the hypothesis that a press effect does not occur in Al alloys not containing Mn, Cr, or Zn. Under certain favorable circumstances the press effect was found to e~dst even in AKZ, AK4, and AK4,-1 alloys containing no more than 0.0796 Mn. Heat treatment: 30 min soaking at 5350C, quenching, 10-hr aging at 1950. The nonrecrystallized structure was preserved in the central portion of the rods. Strength tests confirmed Card 2/3 Orr' the press effect in aluminum alloys. S/806/62/000/003/003/018 the existence of a press effect in the nonrecrystallized portion of the rods. In summary, the strength- governing basic factors that distinguish a nonrecrystallized structure after hot-deformation from a -recrystallized structure, are: (1) The presence of the deformation texture, and (2) comminution of the structure produced by the formation of oriented subgrains as a result of fragmentation and subsequent polygonization. Reference is made to Kozlovskiy, V. P., in "Issledovaniye splavov tsvetnykh metallov." sbornik 2, Izd-vo AN SSSR, 1960, an-dDickens c hied, W., Seemann, H.J., Zeitschr. f. Metalikunde, v.49, no.10, 1958. The losses of press effect discussed in these two references are examined in the light of the above- outlined nonrecrystallization and s truc tural- comminution hypothesis. There are 4.figures and 9 references (7 Russian-language Soviet, Z German). ASSOCIATION: None given. 10 Card 3/3 DOBHXINt,V,I.; BOCHVARq G.A. High-temperature treatment of titanium alloys with an instable P -phase. Metalloved. i term. obr. met. no.2:59-62 F 163.,, (Titanium x1loys--Metallography) (mi4A 160) (Metals, Effect of temperature on) DOBATKIN, V.11 Cr7Btallization of ingots prepared ty arc smelting with a sonmmble electrc4e. 1991. splav. tsvet. met. no.4:U7- 129 163. (MIRA 16:8) (Titanium alloys-Electrometallurgy) (Cry8talUzation) DOBATKIII, V.I.; KOZIDVSKAYA, V.P.; GOIDKHMATIOVA, T.N. Slaty structure of the fracture of extruded D16 aluminum alloy. products. Metalloved. i term. obr. met. no.12:7-12 D163. (MIRA 17:2) MAL'TSEV, Mikhail Vasillyevich; DOBATKIN, V.I., prof., doktor tekhn. nauk, retsenzent,*'ALTMAN;-W*i'B.0 doktor tekhn. nauks retsenzent; VIGDOROVICH, V.N.., red. [Mod$P'ing the structure of metals and alloys] Modifi- tsiri*anie struktury metallov i splavov. Moskva, Izd- Vo "Fletallurgiia," 1961+. 212 p. (MIRA 17:6) LOKTIONOVA, N.A.; RASTVOROVA, N.M.; KOVRIZIUIYKH, V.G.; KCHAROVA, N.K.; TELIS, M.Ya DOBAT III .jL,j1,,t.V,~Ls rukovoditell raboty; Prinimali IV. uchastiye: ~RMMRV, NAGAYBO, Yu.N.; PERETYKINA, I.Nj BIJLGAKOV, G.F.; PYATUNINA, V.I.; TITKOV, S.M.; KALMYKOV, K.V.; BRASLAVSKIY, D.N.; VEYSMAN, S.Ya.,, APERIYANOVA, N.N.; PANWUSHKOVA, N.S.; PRIMENTSEVA, T.V. Ways to reduce warping of large-size parts made of the AX4-1 alloy. Alium. splavy no.3;271-284 164. (MIRA 17:6) POV, Mg tv r, 4L I JP,; ~'D 637--~5 T (ir i t)/L kr-3cm6c8 uR/oi36/6s/ooo/oo7,1oc61!ooB6 ACC -SSTON in AMMOR Dobatkin, V. 2. AnoBbkin, W. F.; Mu tov M. ri kwil 01=.- Tavetwy 1 1 '* ~,L~ TOPIC TA-Mi zonal segregation~ tAinbum vL-Uvj ingot, homoge~neaus melt, titani-ani T-v cz! 'I component, ~rc Treitinq- C'()nSjjMFb1e lization su-fu,2e, 'i.vo phase region ABSTRACT , Contraxy to the general assump ion, the ~La uum ar a-r. 1T'-1 c __g~e if' the Ingots are b u -U-, r ,Irvolve the ~,c -71 r - MM i A I o f th -W -Wi ru~ F. authors -InTe~'Agetp,,; '.he basic Tnechanism ot- tnese ~rocesst-ii ~x! termin'~n,7, wa-.,f3 of prctiicing more uniforn, ingots. Inaots of Ti all-rvs diw-,eter, L-- --k Cu, -M, Mu, and Cr-, rt-s-,,e d lv, y. dete-Taine the patter-, )f d1stribution ~,4 the constlt~jenta. Tf- 'oum' 7-, th, meit~nr -,-irf n sk j pr e 8 en t i n g r u ue r c u E. a IW1 i f, c u Z increai3e in the content of allay components In the direction frcm the perApnery to- t V 3 Cord 3 13 -ACCESSION )M I AP501760B ward the center as well aa frcm the bottcm toward the top, and &1so the distinct de- pendence of the Intensity and direction of the SegTTRRt I cm or, t h d I nt r ~1-! efficierit Df al' -,- 'ndlcate n giml larlty belvf-f--7~ t!,- tribution of chem'cal comDosition in arc melting W'*h a Zone mtl'~ng. *he patterns nf of m~,-k,~-Aly. Arv meltl-,w is charar-T--f n crystallization 1B nearly conical compared witb the plant front of crystallizatio In 7or:~, mpltirw; b~ the front of c7E:i&UIzat1on Includer a -r. )1y jf'4'-_1 t~,_ Y-v chR7-L7'T-_z I's ~tmens!~ns, may ConS4,jerfl" Tbe ~rnolli I MPARI 7-_ ~Fl L of the ma-iznL-T_ic f-_e~'u anc if the aeed &rises, disj-er,sir,~ u-, field; in~rer%B!,v tii- rate of the ingot by perf.--n~t,,w -f, lium atmosphere or by developing a special melting, teclbn4Lque Lna- cool'ng ~:!f '-he iu?!.. An additional way to redliCE- Z(--T-~~ additives tbat alter the character of cryst&Uizatlon so rip to oricni rectioi. -'4' ar !nc,e&se 'r, the reslst&nce 11c the the two-pl.ase region. Orig. art. has: 5 figur2s. 4 _J' DRITS, M.Ye., doktor tekhn. nauk, otv. red.; DOCINAR', A.A., akademik, red.; BELOVO A.F., doktor tekhn. naukp red.; DQW doktor tekhn. nauk, red.; MALITSEV, M.V.) doktor tekhn. nauk, red.; FRIDLYANDER, I.N., doktor tekhn. nauk, red.; SVIDERSKAYA, Z.A.j kand. tekhn. nauk, red.; YELAGIN, V.I.., kand. tekhn. nauk, red.; BARBANEL', R.I., kand. tekhn. nauk, red.; SHAROV, NI.V., kand. tekhn. nauk, red.; LOANER, B.S., kand. tekhn.nauk, red.; TROKHOVA, V.F., red.; CHERNOV, A.N., red. (Metallography of light alloys] Metallovedenie legkikh spla- vov. Moskva, Naukas 1965. 226 p. (MIRA 18:10) 1. Moscow. Institut metallurgii. iACC NRs AT6016418 SOURCE CODE: TJR/0000/65/000/000/0116/0124 AUTHOR: Dobatkin, V, I, q1 ORG: none TITLE: Structural strengthening of aluminum alloys SOTJRCEi AN SSSR, Institut metallurgii, MotaLovodoniye legkikh splavov, (Metallog- Taphy of light alloys). Moscowl Izd-vo Nauka, 1965, 11.6-124 TOPIC TAGS: tensile strength, oluminim alloy / D1 aluminum alloy, ATsM aluminum alloy ABSTRACT: The structural strengthening effect in aluminum alloys is reviewed, and the desirability of retaining the noncrystalline state in aluminum alloys even after their annealing is pointed out. A schematic is presented based on literature data for the change of the tensile strength as a function of degree of crystallinity of the alloy and temperature of annealing (see Fig. 1). Photographs of the macro- and microstruoture of pressed aluminum alloy ATsM and Dl spo0imens are presented. The mechanical strength of specimens is directly q4endcRg on the degree of their orys- tallinity and is a mm-dnum for noncrystalline specimens. Future research in this field should be directed towards development of better annealing and forgin.&A-ech- niques and towards discovering now additives which inhibit the roe ization of, aluminum. The experiment results were obtained by-E. P, Belova, N. N, Aver~~J. Card 1/2 137170-66 ACC NRo AT6016418 EA. Fig.- 1. Diagram for the change in tensile strength as a fmotion of the annealing to"rature W the value of the tensile strength in the. Uenched and aged state for nonrecrystanized (a) and recrystaMzed b) alloye 1 am, X~ it. W"US. Orig, art. hast 7 figures. - WW 2- JP(c) JD/aD ACC NRe AT601W4 SOURCE CODE: IJR/0000/65/000/000/0166/0172 AUTHORSs. Dobatkin, V. I*; Kozlovskaya, V. P.; Be IG me ORG: none TITLE: Influence of structure on the mechanical properties of pressed products manufactured from alloy PL6..,for different types of applied loads .SOURCE: AN SSSR. Institut metallurgii. Metallovodeniye legkikh splavov (Metallog- Taphy of light anoys3i - moscov, 7-z-a--vo Nauka, 1965, 166-172 TOPIC TAGS- solid mechanical property, tensile strength, alumfnum alloy D16 .aluminum all R9Z-~ ABSTRACT% The effect of reorystallizationiton the mechanical properties of parts manufactured from alloy D16 vas Investigated. The invesiigation supplements the results of V. I. Dobatkin (0 pwesseffekte v alyuminiyevykh splavakh Sb. Issledovaniye splavov tsvetnykh metallov, vyp. 3 Izd-vo AN SSSR, 19L). The mechan- ical properties and microstructure of nonrearystallized and recrystallized specimens vere determiined as a function of the type and magnitude of applied load. The ex- perimental results arc(presented in graphs and tables (see Fig. 1). It was found that artificial aging .bf the alloy at elevated temperatures tended to smooth out any differences in the mechanical properties of non- and recrystallized specimens. Card 1/2 ACC NR: AT6016424 Fig. 1. Change in the :.f// tensile strength at I room temperature of 20_ 1 , mm diameter rods manu- I faotured from alloy D16 having a recrya- tallized (1) and non- .recrystallized (2) structure as a func- SO APIP Afe S047 tion of annealing Annealing time hours time at texperatures ,.. . .. . ii of 150C (a) P 1750 (b) ;SA 200C 9o)q and 2500 (do I 4 4 1 U TI 40 - - TN to t I I I Urige art, has: 2 tables and 5 figures, SUB Colas n/ SUBK DAM MepO/ ORIG WWt OD7/ OTH RIWs 002. r-.j -2/2 af L 0410A-67 ._.EViT.(m)/j/EWP(t)LET1 IJF(c) JD101JGI~Ii ACC NRa AP602SS86 SOURCE CODE: UR/0129/66/000/008/0027/0031 ,~AUMOR: Dobatkin, V. I.; Grishkovets, Ya. G. IORG: none TITLE: Recrystallization.of binary alloyr, of aluminum with_Sqpjanese and zirconium 1SOURCE: Metallovedeniye i termicheskaya obrabotka metallov, no. 8, 1966, 27-31 TOPIC TAGS: aluminvm alloy, manganese, zirconium, recrystallization, cold deformation structural property, metallographic examination, cast structure, heat treatment, quenel ing, grain size, electron microscopy ABSTRACT: The reci-Istallization behavior of binary aluminum alloys and its dependence on the predeformed ingot structure were studied. Ingot structure was varied by heat treatment, and alloying with manganese and zirconium. Ingots were prepared in three conditions: A--cast, with maximum supersaturation of the solid solution; B--quenche d from 6200C; C-slowly cooled at 5 deg/hr. The binary alloy contents ranged from 0.21 to 1.84% Mn and 0.03 to 0.45% Zr. The ingots were deformed to bars of 18 mm diameter and recrystallized. Recrystallization temperatures were determined metallographically and x-ray methods were used to study the texture changes. The recrystallization tem-/ peratures were given as a function of manganese and zirconium content for A, B, and C. UDC: 669.71172:669.29.296:629.166.5 ACC MR% AP6028586 '>~ For A, recrystallization did not occur at 1.04 and 1.85% Mn. For B, partial recrystal- lization occurred, while for C the entire volume recrystallized. The recrystallizatici temperatures varied from 320 to 5200C depending on the ingot condition and alloy con- ' tent. In bars alloyed with 0.05 and 0.21% Zr the greatest degree of recrystallization occurred in ingots which were not heat treated, while for 0.45% Zr it occurred for condition C. The increase-in recrystallization temperature with rise in manganese content in cast ingots was caused by supersaturation of the solid solution, as confirs- ed by lattice parameter and electrical resistivity,i6easurements. Electron microscopy showed partial decomposition of the selid solutlo-n1after holding alloys with 1.04 and 1.84% Hn at 620OC; the particles were situated along the dendritic boundaries and were about a micron in diameter. The structural inhomogeneity was related to widening of texture maxima on x-ray patterns. The texture maximum contracted with rise in al- loying of the solid solution and widened sharply when second phase particles were pre- sent in the structure before deformation. It established that heat tre ,~tment of Al- -Hn ingots lowers the recrystallization temperature, if solid solutionraecomposition occurs; however, Al-Zr alloys exhibit the opposit3 beha41or-.__Tn__tYe_?1rst case slow cooling strengthens the effect, while in the second case it weakens it. Orig. art. has: 2 figures, 2 tables. SUB CODE: U SUBM DATE: none/ . ORIG IREF: 003/ GTH FEF: 002 5 -D ii.1k) "'r7i'la, N/T/M;Nr, (~w 17WF (t I; Or~171,5-67 F,,,- kit" 71 r L __ ( Al ACC NR, AP6029674 SOURCE CODE: AUTHOR: Dobatkin, V. I.; Yelagin, V. I. UR/0136/66/000/008/0081/0086 ORG: none TITLE: Aluminum-.high melting metal alloys from rapidly cooled alloy shot SOURCE: Tsvetny3re metally, no. 8, 1966, 81-86 TOPIC TAGS: aluminum mnnga ... e alloy,-6-411i~ iron allov. &Ivm4~aum chromium alloy, zirconium containing alloy, aidv~-,qh_ extrusion Iq ) C"L.-LLO ABSTRACT: Small granules, 1-6 mm i iameter, of several experimental aluminum d alloys were obtained by centrifugingk iquid (700-750C) alloys in a perforated con- tainer and immediate;y water quen hing the alloy drops.,(The alloys contained 5 or 10% manganese (AL5Yx(,and AlloMnI or 12% iron (AllOFe),I'br 1 1.5 or 2.0% each of chromium and zirconi%6 (AITG Z -IZ-r Ml.5Gl.5Zr /and Al2Cr2Zr) i.e., several times morjik.- than the limit of solid-state ubillty of Aese-elementst aluminum. The eatimated average cooling rate varied from 500OC/sec for granules 3.0-3.5 mm in diameter to 18,OOOC/sec for granules Imm in diameter. The A15Mn, AllGlZr and All.5Crl.5Zr granules e found to have homogeneous or almost homogeneous structures,of solid solution W in the ether alloys, dendritic formation of intermetallic phases was observeD Granules encased in an aluminum envelope were hot extruded into bars Card L ACC NR, AP6029674 10.5-24 mm in diameter. ', ne structure of the bars was roughly simi to that of aged aluminum alloys. The beat combination of mechanical propert ~Nspecially`at elevated temperatures, was shown by aluminum-chromium-zirconium alloys, which had at: room temperature a tensile strength of 22.6-36.0 kg/mm2, a yield strength of 21.3-32.1 kg/mm2, and an elongation of 11.3-13.2%. Corresponding.,,figures for 350C were 9.2-9.8 kg/mm2, 8.5-9.6 kg/mm2 and 24.0-39.2Z; and fo 500C-3.2 to 4.7 kg/mm2' -.2.9 kg/mm2 and 19.8-38.22. The 100-hr rup - 6trength of these, alloys varied-Irom 9.0 b9.5 kg/mm at 250C, from 4.2 to 4.5 kg/mm' at 350C, and was 1.1 kg/MM2 for all three alloys at 500C. Orig. art. has: 4 figures and 3 tables. [D'V1 SUB CODE: 11, 13/ SUBM DATE: none/ ORIG REF: 006/ OTH REF: 001/ ATD PRESS: 50 ACC NR, AP6032622 (N) SOURCZ CODE: UR/0126/66/022/003/Oh24/043.li' AUTHOR: Duynov, N. N. ~ Dobatk#rj,_tt_jt_; Rakin,,V, G.; Romanova, H. R.; Shashkov, 0. D.; DobronWslov, A. V, ORG; Institute of Yetal Physics SAN SSSR (Institut fiiiki metallov, AN 'SSSR) TITLE: Investigation of the structure of ATsM and V92 heat-treatable aluminum alloys SOURCE: Fizika metallov i metallovedeniye, v. 22, no- 3, 1966, 424-431 metal &gin TOPIC TAGS: aluminum zfnpcamkawgdnensuimumbaaaleloayn, Tuminum alloy aging, aluminum alloy structure/ATsM aluminum alloy, V92 aluminum alloy, ABSTRACT: Aging-induced structural changes and the kinetics of aging in aluminum- base alloys ATsM (4.72% zinc, 1.84% magnesium, 0.69% manganese, 0.35% zirconium, 0.03% titanium, and 0.5% copper) and V92 (3-34% zinc, 4.48% magnesium 0.8% manganese, and 0.005% beryllium) have been studied by means of electron microscopy and x-ray diffraction analysis. The aging kinetics were found to be the sa me in both alloys. The decomposition of solid solution begins with the formation of Guinier Preston zones with a high density of vacancies, T -iich serve as nuclei for the precipitation of MgZn2-phase and play an inportant part in the age hardening of the alloys. The temperature and duration of aging has little or no effect on1he size of Guinier Preston zones, b~t a considerable effect on their composition. V92 alloy age hardens 5 47,46 548-o Card 2/2 11 1 '.1 r. ~ DOBAVM7.K, Alfonz, inz. Rationalization of transport through tariff system. Meduri transp 10 no.11:29-31 N 164. r" OU." U R~1' Rumania H - 26 CAV;"CIORY ABS. JCUR. RZII~h)ia., No. 16 1959, No. 8 8 3 9 AUTTiOR Silaghy, G. and Dobay, 1. IEST . Not given T IT L 3 :Improving the quality of Small Bakery Products by Changes in the Baking Process 0 Cr .PUB. Rev Ind Aliment Prod VeFetale, No 6, 29 (1950 ABSTRACT *-Crescents (~~O and 150 calateies (150 w-ms), and calt lbublikil of 40 ~:ms wt arc- proofed for 40-50 min after snaping from the dough and are then placed individually (not in trays) in the oven for 15 thin at 240-25W. A single baking yields 226 kglbr or 1520 crescents of 150 b-ts per hr. Savings In traterials (ahortening, shtiet met.A,I)were realized, the yield of oaked products wa6 increaeed, working conditions were improved, and the quality of the product was improved. A. Marin CARD: 1/1 DOUI I Sa dor Dr, GAJDAGS, Gyorgy, Dr, SZMEDI, Bela, Dr; National Animal A__j_ 4 Institute-Cdirectort KADAR, Tibor, Dr, cand. of vet. sci.) (Orszagos Allategeszsegugyi Intezet). and Animal Health Institute of Bekescsa~ba (directors PROKOPOVITSCH, Otto, Dr) (Bekesesabai Allategeszsegugy-i Intezet). "On the Methemoglobinemia of Sheep." Budapest, Magyar Allatorvosok Lapjaq Vol 21, No 2, Feb 66, pages 64-67. Abstract: [Authors' English summary modified] A few cases of methemoglobin- emia In sheep are reported. In 1963-64, the disease was diagnosed on 6 occasions in 20 carcassm. Losses caused by emeigency slaughter amounted to 114 animals, 5.7 per cent of the affected stocks. On 3 occasion, the disease was caused by the ingestion of nitrate fertilizers; in other cases, water was drunk by the animals which contained nitrate or nitrite. The diagnosis is established on the basis of the anamnesis, clinical symptoms and the ob- servation of pathological changes. Laboratory tests such as the nitrate content of the food in the rumen and of the blood and the blood methemo- globin level are also useful, To prevent the condition, animals must be kept away from such chemicals. Treatment consists of i.v. 3njection of 0.01-0.02 g/kg of methylene blue dissolved in water. The results of this treatment are reliable. 7 Eastern European, 29 Western references. 64 - 13DCHMV, Pm, - DQ. -.. ZAYTSIV. No -, KAIMSKIKH N. *, . EMIDGORTSEV, . N. ; MPMm-&*a.; MIKMYLIM, I.; PLIN MR, F.; FMHARDT, F.; RUMV. Me; SEMINDV, No; STAMROVq A.; USKOVj A,, - Yom Nvgeplevich Tiurin; aik obituary. Mart. ue"'.. 7 us-11:32 N '58. (MTRA 11:12) (Tiurin, Yom llvgenlevich, 1898-1958) W DOBBERT, N. N. "The Contribution to the Biochemistry of the Sparulating Gramicidin Producing Bacteria.," Mikrobiol., 13,, No-4, 1944 Lab. of Ghem. of Protein Metabolism., and Dept. of Biochem. of Microbes, Inst. Experimental Medicine,, Moscow DO DBER T, N. N. USSR/Medicine - facrobiology Medicine - Bacteriology Jan 1947 "Utilization of Various Sources of Nitrogen and Carbon by Sporeforming Bacterium B Drevisj" A, So Kordkoval N. No Dobbert, 8 pp "Bifthimiyall Vol XII, No 1 Tests -with susuensions of B brevis to, detect a new formation of amino acids from pyruvic acid and ammonium salts, and clarify the nature of the utilization of.--. amonium salts by this organism. PA 13T3 '-ht *-Acids 43~rdrogen of Aminoncids Aecava~. y of Alpba ;.lik,to the Zffeot of an AmInoyberaze A. S. kova, N. N. Dobbert, A. To. Mrannobteyn ~of Cbem of Nitrogen Zxcbange, Inst of B101 ~.ii~'Ywd Chem, Acad Jbd Bel, USSR, lab of Pbysiol .qu, Acad Bel USSR, 12 pr ~t.iakk,lm" Vol ni, Wo 6 "Its of experiments permit cUsolf1catiGn cif. of e=ynatic transamination Into, two 9. Firat pbase includes labilIzation au& Oclatiou of iapba-bydrogen by --f-o acids.' 62/4PAT t set 040 il. 0 f oo .0 0 . 0 ~63 All Its w 14 IS m 9 4 T z r 1_1 =W-1: I'm 44 A-A-A CA LabWastion of th# whydrojen of Antima acids In the pregme of NMI *41 .%I' A S M n= ., e - . tAvmi. miki A. It ~ 1,111 Z"i(III17). -1 wI% 011diol ml Ipr 139 11 00 1vt1eitle. and KIYO114. In tilt, 46S. Diwwu. withoill vW zoo slutall1k. Acid. and SimAx rc,ull, twellf %%ilh he"I Ill- ' l it activat"I al"Irlinsheraw. From 41.0a I - fer of d t ) =a 41 ram m ovit. (,I conclutte that ..If (Ii..v atlib," arc 2 ditinct cosevink tep* of a is an Indrisendent, rektively itmt~j%vilw atut firm rcsistant function of anditiopheraw. pIrrvillu'lle Im, hist -00 not mcmurily followetl by, b. K;III F. I'lluch 2 CataLi.e action of vwiotis catalyms (Kobotty) 2. * 9 Kinetics of twtilta%c (Writtlau") 2. Ell-CIIII'le atut valmlymq IvIlIVIII-I (Kol"'A.0 2. 4;0 0 :i~ ' ' ' __- '_ - -- --- - 7-7 lilloaf t -Vail- - 0v Got Is it 0 00100 0000 0 0 OALABLO-0- An A I a "d 0 it 0 0 0 0 * a 0 A-9- 0 0 0 0090 0 09 9 0 0 6i UBU/NedIcIne - Bacteria, Culture Mar/Apr 48 Medicine - Chemistry "Utilization of Amluo Acids of L and D Ccnfiguration In Cultures of B. Brevis." A. b. EmIkova, N. N. ' IcIJ RObbert,' Chem of'Nltrogenous 3t3cobange Lab, Blol. and F~ Mod Chan Inst, Aced Mod Soi UM, 9 pp '31okhIndye Vol XIn, No 2 Describes exparinents. Lists various l-am1no acids vh1oh nay be used byB. brevis as sole source of nitrogen and carbon. Addition of glucose a"eleraten growth. Lists various d-aldin acids In tvblch B. brevIs do not grow. Addition of g1nows lee these acids to Barre as nI't;rcgan-fe7Md' Jam/MedicIne - Bacteria, Culture (Contd) Mar/Apr 48! substrata) d-aslno'acids enter into coupositIon of S. brevis albumen. Submitted 25 May 4T.- 2 77- IIX , " - ' , EM - -, R -, -----~ kl -"- , , A~. S. Kbulk6va, A. 1. ChTI-11tiva, 6 4, lu ittlifilti in lulliblolk 1 itltd. ftbifi liver and k4 d d d W 0 W vbltt rats, 1% att 'mir 4 ar pow , in * i &, i tsk Amlirs, pectont, uati at 701forto win. in arfl I.W,or mm); &A. or and m4us. In can be opti 1% 15(~ mndpcld!;, t-nKMly by trl- Wroiretk atm. VOW ~thstroyg almost cumplettly tim. oxidam; ft nl5o dectcusti the. Muse by about 50%, ~ The d o 4c MY owbl of Wabove rubstmum is due r p y ~ N. N. From Russian for Dr. R. Carl Millican Biokhimiia 16 (6): 732-738; 4 figs; 1953 Biochemical Changes in Muscle After Its Denervation and TO-nectomy and at the Intergrowth in It of Nerve Fibers by N. A. Iudaev, M. I. Smirnov, P. 0. Pazina, and N. N. Dobbert (Institute of Biological and ~Ledical Chemistry of the Acad. of Med. Sciences, the USSR, m6scow). Translated at the Natictal Imtitutea of HwIth', Betheg&,, Maryland. Pull tranalation avallable in 41". DOBBUO A J-Ch Natural labor; experience of an Australian physteian. Ak-Usb. i gini 33 no.2:41-" Mr-Ap 157. (.KLRA 10:6) natural childbirth, management & sethods _i Australia) PERME, L.; CERNIGOJ, B.; Pq PLESNICAR, S.; VADNAL, A.; PEHAIII, B.; SZAVITS-NOSSAII, 0.; ZAJCf B.; LEONARDIS, S.; PEHANI, A.; JAGODIC, F.; KERSIG$ N.; STARIC, P.; VIRANT, J.; GO3.~R, P.; AVCI", F.; 1-1-LDAM, A.; KRALJ, A. New books and periodicals. Elektr vost 31 no.3/5: 113-120 Mr-My 164 IMFLER, E.; AVC111, F.; I.SIKLAVZIC, U.; FONIZ, H. ; GOM, P.; GRUDF;N, Y. -WBKEIG;~ J . . 1.1-, -,I,u VAJDA, B.; MAKA-ft, F.; VII-WiTI, J.; VDOVIC, j.; J::REIB, P.; 1.; OTARIC, P.; SKUBIG, T.; 1,1AGAJ14A, B.; KERSIC, N., LEONIARDIS, S.; PIRKMASER, E.; CAJILIN, It. New books naid periodicals. Elektr vest 17 no.1/2:46-56 Ja-F -64. ADAXSKI, Jan; BAROCZAK. Xofia; DOMM, Taoann; IRAJITIK, Joanna; ZIOLIC33WIGZ. Tadeuss "WWO. Converrative penicillin and streptoaqcin therapy based on bacterio- logical studies in oervicofacial actinoWcosts. Gzasoplemo stomatj 7,uo.8:320-328 Aug 54. i 1. Z Zakladu Chirurgii Stomatologlomej Akademil Hadycznej w Pommin. Kierownik: prof. dr L.lakner. 2 Zakladu Mikrobiologii akademii Nedymmej v Poznanlu. Iterowalk: prof. dr J.Adamski. (ACTINOKrOOSISO., cervic6faoial, therv.. penicillin & streptomycin) (FACE. diseases.' Iactinon7coste, ther., penicillin & straDtonTain) (PANICILLIN, therapeutic use, aotinolveosis, carvicofacial, with streptonVein) (STP3PTOMYCIN, therapeutic use, actinomycosts, cervicofaciali with penicillin) (NICIr. diseases. actinoviyaosim, ther., penicillin & streptonVein) --Sec. 6 Vo 11/8 Aug- 57 4869. D 1. Min. Chor. Wewnetrznych A.M - , Poz"ad - -'.:Skutki d1ugo- trwalego zarzucania zawartodes (twunastnicy do zolpAka, Results of long-lasting reflux of the duodenal content into the stomach POL.TYG.LEK. 1956. 11/29 (1284-1288) Graphs I On the basis of 42 personal observations of the loiiji-lasting reflux of duodenal content into the stomach, associated with chanfres iii the hydrochloric acid, it is concluded that the reflux is the principal factor M i,;lstric catarrh. The reflux is also a pathological phenomenon of motor duodk!n(vjYastrfc activity as is dysche- sia, dystonia, dyakinesia etc. The causes of the disorders were found to be: chole- cystopathy. cholecystitis. cholellithiasis and tumour o1 the bile dur*-j. B(lek - Prague DOBEK. J. DOBEK, J. Sand-lime materials and their application in the production of buildin- sectionsl P. 277. Vol. 11, no. 9. Sept. 1956. I-ATERIALY BUDC-WLANE. 0 Warszawa, Poland. SOURCE: EAST EMMAN ACCESSIONS LIST (EUL) VOL 6- NO 4 APRIL 1957 DOBRK, Jas Use of directly-enlarged roentgenograms in the diagnosis of pulmonary diseases. Polaki przogl.radiol. 25 to.3*.247-252 My--Te 161. 1. Z Zakladu Radiologii Sspita-U Hiejakiego im. J. Strusia v Pozaamiu Kierowniki dr mod. doe. B. Gladyaz. (LUNGS radiog) ~OP~Ja~n Hyprtropby of Brunnerin glands. Polski przegl. radiol. 25 no.2: 165-172 161. 1. Z Zakladu Radiologii Sspitala MieJakiego im. -T. Strusia v Poznanlu Kiero~nik: doo. dr mod. B. Gladyes, (DUODEM pathol) DOBEKI Jan - --- ---- Roentgenographic examination of the large intestine with thz use of tannin and hard rays. Polski tygod. lek. 16 no.50:1932-1936 11 D 161. 1. Z Zakladu Radiologii Szpitala Miejskiego im. J. Strusia w.Po7,naniu; kierowniki-doe. dr mad. Boleslaw Gladysz. (INTRSTINE IARM radiog) (TANNINS) DOBEK, Jan; LORKIEWICZ, Zbigniew Bulloua bronchiectasis. ,,Polski tygod. lok. 17 no.3:96-100 15 Ja 162. 1. Z Zakladu Radiologii S2pitala Mtej6kiogo im.,J. Strusia v Founaniu; kieroigiik; dod. dr.' med.--B.Glk0z'i z Oddzialu'Chirurgii Tordkalnej Szpitala Miejokiego'im. J.'Strusia Poznaniuj kiergwnik: doe. dr med. J. Moll. (BRONCHIECTASlS case reipoits) DOBEKs: J.1 MOLL, J.1 TYBORSKI, H. Drainage of the veine of the right lung into the inferior and superior venae amed Report of 2 cases. Kardiol. pol. 6 no.3sl6l-165 163, 1. Z Oddsialu Chirurgii Torakalzej Kierowaiks prof. dr J. Moll i a Zakladu Radiologii Sspitala Mieja)dego In. J. Strusis. v Fbznaniu Kierowaiks prof. dr B. Madras. PULMONARY VEINS) (EMT DWECTSA CONGENITAL), MORACTC RADIOGRAPHY) (VENAS CAVAN) (ABNOMMITIES) PO LAND .__)Pq,3EK. ..J;Lr~,and 011COWA, Halina; Department of Radiology ( Zak- lad- X-1 [Akademia,~edyczna, Medical Academy] in Poznan (Director: Prof.. Dr. med. 13. GLADYSZ) (IX-ray Picture of Digestive Tiact in Patients with Virus Hepatitis." Warsaw, Polsici jXgodnik LoIcarsici, Vol 18, No )1, 29 Jul 63, pp 1142-1146 Abstract. [Authors' English summary] X rays of the digestive tract of (170) patients with virus hepatitis revealed delayed- passage 6f barium contrast to duodenum, especially in first and last phases of evaluntion. Signs of hypotonia of duode- nal and intestinal wall and weak peristaltic and mixing move- ments were noted in 30 per cent of the cases, and none for the terminal and iliac parts. Irregular concentrations of contrast were noted in large inl~estine. All changes dis- appeared within a year in control examinations. There are ton references: one each Polish and English, 2 French, and 6 in German. 1/1