SCIENTIFIC ABSTRACT POPEL, S. I. - POPELAR, V.

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SCIENTIFIC ABSTRACT
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DERYAB1N, A.A.; POPELI S 1 YF-qlNj O.A. Effect of the polarization of liquid copper or, 5tz interphase tension with slags. 1zv.-rfs.ucheb.zav., tsvet.mat. 8 no,202-38 165. (MiRA 1921) 1. Kafedra teoril metallurgicheski.kh protsessov Ural'skogo politekhnicbeskogo instituta. Submitted November 29, 1901^~. PAVLOV, V.V.; POPEW, SJ Dependence of th; ion of real solutions on corp- position and te fiz. Aim. 39 no. lt;84!-186 a 165. (MIRA 19il) 1. Urallskiy insti-but iment S.M. Xiror7a. SUbmitted Decemb~ PAVLOV, V.T.; O.A. Calculation of the surface tension and adsorption of the co&- ponWtq on the interface of condensed phases. Zhur. fiz. khim. 39 no. 1t214-218 Ja 165 (MIRA 19:1) 1. trrallskiy politekhnicheskiy Institut. Submitted February 18, 1964. ACC NR- idi6D35412 SOURCE CODE: Ul~/013'(/"6/000/009/A,~).Ll!!!~-"' 'AWHOR: Popel', S. I.; Sherstobitov, 14, A.; Tsarevjjkiy, B. V. TITLE ; DeterMInation of the speed of penetration of molten oxides in capillary- porous material5 SOURGE.. Ref. zb. Metallurgiya, Abs. 9A70 REF. SOURCE: Sb. Poverkhnostnt yavleniya v resplavakh i voznikayushchik.:-, .1z nikh tverd. fazalh. Nallchik, 1965, 550-557 -jOPT C TAGS: porosity, metal surface impregnation, powder metallurgy, refractory oxidel .USTRACT: The authors deter-mined the rate of impregnation of pressed samples of powders of fused magnesium by iron-silicate melts at 1220 -- 1l1200. For the inves- tigatted coimpositions, the height Z of the impregnated part grew with time parabol- ically, 1~ke Z2 = k-r, where k is a constant. It is established that k decreases with increasin,g fraction of SiO in the meld and increasee exponentially vith-increasing 2 temperature. As the grain dimension increases from 0.10 to 0.60 mm, the value of k increases ar. l3h50 from 0.31 to 1.26 cm 2/ace, The influence of the temperature on the'- a:' to tbech nge in the Yi3cosity and the contact angle. 3 Le of impregnation is due &' i r illustrations. Bibliography, 15 titles. D. Kasheyeva. (Translattion of abstract) SUB CODE-.. 20, 11 Card uDc: 669.o46-587:666.764.1 SHERSTOBITOV, M,,A.,- TSAREVSKIY~ B.V, Methods of determining the rate of penetration of Aellt IAWo capillary porous materials. Forosh. met. 5 no.8-.50-54 Ag 165. (MIRA 1889) 1. Urallskly politekhnicheskiy institut imeni Kira7a, -2nd PAVLOV, V.V.;,_PDPELl, S.I. -face -,f Calculating surface tension an~ tLhe Vul components in oxide raelts. Izv. v,~,s. uchelb.,zav.; tsvet. raet. 7 no.6:30-37 164. (14LU 18: 3) 1. Urallskiy polite Iduii cheqkiy institut, kafedra teorli met,11- lurgicheskikh protsessov. POPZLI S I. (Svt, TiOnvivk); SMIRNOV, L erdlovsO-, TSAREV '~~~erdlow L.); DMEMILEV, N.K. PASTUMMI, Effect of =f-stim on thee ddenss surface propartie- Izv. AN Sr'.JL*. Met. no.1:62-67 165. SMIRNOV., L.A.; POPELI, S.I.; PASTUKHOVP A.I. Effect of vanadium on the density and tl,.e surface properties of iron-carbon alloys. Izv.vys.ucheb.zav.; chern. met. 8 no.4: 13-17 165. (MIRA 18:4) 1. Ural'skiy politekhnicheskly institut i Urallskiy nauchno- issledovatellskiy institut chernykh metallov. 01-89 2904- 1, cr. his 60-4h "Lz. klilm. 38 no.9t2331-2332 5 2,641. 77- HMMW M--~ PAVI-OV) V.V.; POPEP, S.T. Kinetic dharactoristics of the C 0 Go roaction devoloping at the 3urface of bubLIes of a holling bath. Izv..vys. ucheb. .,zav. chern. met 7 no. 6,~5-lo 64. (WRA l717) 1. Urallskiy polltekhnich6skiy Institift. PAVLOV, V.V.;.POPELI, S.I.; YESIN, O.A. (Sver Culetilittion of thtj iturfaco tantilott of isoebore-isotherm patentlal. Part Z. Z 797-801 Ap 163. I. Urallskiy po)itekhnicheakiy Inotitu 'we -m 1271-11 DERYABIN, A.A.; POIIE Effect of i'l Cao-Al 203 anc chern. met. 1. Urallskiy -:~ig n Inle of nan- tsni~ llte~&,. :_i , - -1 , . - POPE111 ) S. I.; IIAVLOV, V. V. Rate liundting reaction in a converter bath. Izv. v-ys-ucheb. zav.; chern met. 7 no. 4:5-10 164- IMIRA 17:5) 1. Urallskiy politekhnicheskiy institut. "L',-S.,_L.; PAVLOV, V. V.; YESIN, 0. A. Calculation of the surface tenSjon of liquids by means of the excess isochore-isotherm potential. Part 1. 2hur. fiz. khim. 37 no. 3:622-627 Mr 163. (MIRA 17:5) 1. Ural'skiy politekhnichekaiy institut imeni Kirova, Sverdlovsk. - - ff; ----m "I YESIN, O.A.; GELID, P.V.; POPELI, S.I.; NIKITIN, Yu,P. Review of "Physical chemistry" by AA. Zhuklovitskii and L.A. Shvartsman. Zhur. fiz. khim. 37 no.6:1435-1436 Je 163. (MIRA 16:7) 1. Urallskiy politekhnichesIdy institut imeni S.M. Kirova. (Zhukhavitskii, A.A.) (Shvartsman, L.A.) (Chemistry, Physical and theoretical) V.Gip; YWINI O.A&; ting the compos oxide molts* Ixre ouchebo7Av*; chernem- (MM 16 t2) Ural'skiy polit Muface ~-- I.-~I-I'MN, ~-- PEMMOV., A.A.; POPELI, S.I SIMIRNOV,, N.Se Adhesion of simple boron deausle to low-carbon steel. lwr.ryv. ueheb.zav,,; abernemet. 5 no.Utl5D-155 162. (MIRA 15212) 1. UrsIlskiy vauelmo-ineledovatellekly inatitut, chernykh metallov i Urallskiy politekhnichookiy institut, (Enamel and enameling) (Steel-Analysis) (Surface cheraistry) s/148/63/000/001/001/019 E039/EI51 AUTHORS. Korpachev, V.G., Yesin, O.A., and Lo-pelS.I. .;TITLE: The composition of surface layers in molten iron containing oxides ,..PERIODICAL. Izvestiya. vysshikh uchebnykh zavedeniy, Chernaya metallurgiya, no.l,,1963, 5-7 A TEXT;.' As was'priivi6usly'found for the system FeO-Fe2O3, the. -~iurface of liquid melts can apparently remain heterogeneous even on superheating up to 200 OC above the liquidus. To examine the differences in composition between the surface layer and body of the melt, X-ray examinations were made of,specimens taken from the top surface of a solidified cylinder (surface specimens) and from ~the centre of the cylinder (qentral specimens) using rotating polished specimens and Fe-K,,, p radiation. The'results for,a melt containing 11% Fe203 and 89% Fe (in iron crucible) showed that the :Central specimen gave only w~istite lines and weak magnetite.lines, .,!.but the surface specimen showed only Fe203 and Fe304 lines. ;Similar results were obtained for the same melt, using a magnesia W. fcrucible either in vacuo or under argon. Similar investigations ! Card 1/2 ----------- - 5/1118/63/000/001/001/019 The composition of surface ... E039/E151 were carried'out for the'following systems: 1) 70. 1% FeO + 2), 64% FeO + 26.7% Fe203 + 9-301 CaO; 4.8% Fe203.+ 25-1% SiO2; /0 7.6% Fe 20 3+ + 22.3% Si02 + 11. 0% mgo; 4) 78.8%,FeO + 3) 59. 1~'O' FeO + 0 The central specimen of system (1) showed 11.5% Fe203 + 9.7% Na20' lines close to those of fayalite, and the surface specimen an increased concentration of Fe203' Similar results were obtained for systems (2) and (3). Surface specimen of system (4) had Fe2031 Fe Na Fe and FeO lines. Conclusion: the heterogeneity 304 2 204 surface layers in the systems studied is caused by increased concentration of Fe The introduction of sodium oxide into the 9-03 -!melt causes some,homogenis'ation of the surface layer and the body. IThere is 1 figure. ASSOCIATION: Urallskiy politekhnicheskiy institut (Ural Polytechnical institute) SUBMITTED: October 23, 1962 Card 2/2 KONOVALOV, G.F.; POPELI, S.I. Interphase tension at the boundary of steel, s2ag, and vroducts of their deoxidation. Trudy Ural. politakh. inst. no.93:73-79 '59. (MA 15:3) (Steel-Y,etallography) (Surface chemistry) S/18o/62/00o/oo6/003/022 E071/E151 AUTHORS. Tsarevskiy, B.V*j.T9Vet_! S.1 and Lazarev, L.L. (Sverdlovsk) TITLE. The-pen:etration of iron alloys into packed sand PERIODICAL: Akademiya nauk 555H. izvestiya.'Otdeleniye tekhnicheskikh naA. Metallurglya i toplivo', u no.6, 1962, 49-54 TBXT-.-- The. presi;ure (pk) at which cast iron, steel and Fe-C-Si penetrate into pores between.rounded grains of quartz sand of known size distribution was determined. Using the determined Values Of PkI a (surface tension-of the'alloys) and 0 (wetting: angle),- the effective mean radius of the poiles was calculated. .,:.~:The experimental procedure and apparatus used are described in A some detail. Sand specimens (20.2 mm diameter, 23 mm in height) 1'were made by compression under a standard load M.5 kg) of mixtures of washed quartz sand with 4% of bentonite and 5~0' of water: and subsequent drying at 200 0C. The reproducibi:lity of the' results was about 10%. The mean radius of pores:for a maj ority of, sand fractions tested was found to be 0.31 0.41 of the radius of. Card-1/2 ~S/18o/62/000/0o6/oO3/022 The penetration of iron alloys E071/E151 sand grains. with increasing temperature fro n, 1380 OC the penetration pressure of an iron.alloy containing 4.6% carbon showed a slight local decrease at about 1615 OC and then fo llowed ~i- a sharp increase on approaching 1700 OC. These changes are related to the surface melting of sand grains and their subsequebt, sintering. With increasing concentrat.ion of carbon and silicon in: iron'the penetration pressure decreases comparatively uniformly from 334 to 250 mm Hg (at 4.61,1~ C) or to 264 mm Hg,(at 3.6% Si). Sulphur causes a more 'marked decrease in the penetration pressure. Increasing the sulphur concentration from 0.004 to o.136% causes A. the value of pk to decrease from 24 5. to 107 mm~lig- There are 4 figures and 3 tabless SUBMITTED: April.lo., 1962 'Card 2/2 PEPOINUV, A.A.; POPELI, S.I.; SMDUIOV, N.S. Adhesion cf simplest silicate melts to o)rddized and unoxidized steels. Zhur.prikJ..khim. 35 no.2:271-275 F 162. (MIRA 15:2) 1. Ural'skiy nauchno-insledovatel'Bkiy institut chornykh metallov i Ura.Vskiy politekhnicheakiy institut imeni S.M.Kirova. (Silicates) (Metallic oxides) (Adhesion) YISIN. O.A.,:_POPBL. S. I.; CIUMIMAM, S.K. --_- ~ ~~ ~ j.- . . ~ - ., Sulbar removal from slag b7 slectr~lyals. Izv.vys.ucbeb.zav.;k chern.met. n0.3:5-9 160. (MIRA 13:4) 1. UrallskI7 politakhnicheskI7 Institut. (Slag) (Desulfuratioa) PERMINOV, A.A.; POPEV , S.I.; SMIMOV, N.S. Effect of replacing sodium oxide by oxides of other metals on the surface tension of silicate melts and their adhesion to solid steel. Izv. vys. Ucheb. zav.; chern. met. 4 no.12:5-7 61. (mi~ 15:1) 1. Urallskiy nauchno-issledovaLtel'skiy institut chernykh metallov i Ural'skiy politekhnicheskiy institut. (Silicates) (Surface tension) KCRPACUV., V.G. I POPELI., S.I.; YESINV O.A. Surface and volume viscosity of thi simplest ferrous slags. Izv. vys.-ucheb. zav.; cherh n,tet. 5 ni'o,141-47 162. (KIRA 15:2) I* Urallskiy politelchni. skir institut. Slag) ecosity) M s/o8l/62/000/008/013/057 B166/B101 -AUTHORS: Tsarevskiy, B. V., Popell, _SI :...TITLE: The adhesion'of liquid iron and ferroalloys to solid oxides PERIODICAL: Referativnyy zhurnal. Khimiya, no. 8, 1962, 72, abstract 8B516 (Sb. "Fiz.-khim. osnovy proiz-va stali". M., AN SSSR 1961, 97-105) TEXT: The surface tension a and the contact angles 9 of iron alloyed with -0 C and Si-on oxide backings were determined simultaneously. The results o tained are used to calculate..the adhesion of liquid iron to solid oxides. 2 The (f~of theziron studied amounts to 1710 ergs/cm , the 9 on a plate made -from are gs/cm . It is established Al 0 1410, and the adhesion,is 380 er 2 2 3 -and Si-have a slight influence on a and 0. Increasing the concentra-,- that C tion of C to 4-1 and Si to 5.1 ~-,reduces the magnitude of a to 2 ergs/cm and G,decrease by 8Y150- High capillary activity of 0 in 2 s! iron on it :.interface with a gas and with solid aluminum oxide is Card 1/2-- S/081/62 '/000/006/013/057 The adhesion of liquid iron... 31,0606/jiGi c 0 nr,-,i e d .It is established that the adhesion of iron-carbon and iron- .silicon alloys to solid oxides is smalls amountingto 12-20 of the cohesion of the metal and decreasing smoothly with increase in the C and Si content.. The introduction of 0 2 into iron gives an extremely sharp increase in adhesion. With a concentration of 0.076 0 the adhesion 2 2.. eaches 1235 er.,-S/cm it is confirmed that a.more intense reduction 4n 'd results from the.introduction of C and Si into commercially pure iron. This intensification is apparently brought about by -the high concentration of sulfur, whose activity is increased by the introduction of C and Si. The adhesion of the commercial alloys to oxides is higher than that of pure iron. [Abstracter's note; Complete translation.] Card 2,12 PERMINOV, A.A.; POPEL', S.I.- SMIMM, N.S. Surface tension of melts and their adhesion to low-carbon steel. Izv. vys. ucheb. zav.; chern. met. 4 no.8:5-8 '61. (MIRA 14:9) 1. Ural'skiy nauchno-issledovatel'skiy,institut chernykh metallov i Urallskiy pol.itekhnicheskiy institut. (Surface tension) (Oxides) (Steel) GOLIDSHTBM4, Vison LIvovich; VOSKOBOYNIKOV, V.G.p prof,O doktor teklme nauX. reteenzent; NEKRASDVy N.K., dots.,,-kand. tekhne n&ukp re- tsanzent; VATOLINp N.A.v kand. tekhn. mauk# retsenzent; LEPINSKIKII, B.M.,, rotsenzentj tq.P-zL,,_Pj,-,-prof. doktor tekhn. nauk, red.; BURIKOV, M.M., red. izd-va; TURKINA, Ye&Doy tekhno red. (Short course on the theory of metallurgical processes] Uatkii, kurs teorii metallurgicheskikh protseseov. Sverdlovskp Goo. nauchno-tekhn.izd-vo lit-ry po chernoi i tovetnoi rntallurgiiq 196-1. .334 P. (MIRA 15:2) (Metallurgy) S/148/61/000/012/001/009 E040/E435 AUTHORS: Perminov, A.A., Popell, S.I.J_Smirnovi N.S. TITLE; Effect of subs ting sodium oxide by the oxides of other metals on the surface tension of silicate melts and their adhosion to solid steel PERIODICAL: Izvestiya vysshikh uchebnykh zavedeniy. Chernaya metallurgiya, no.12, 1961, 5-7 TEXT: A study was made of the effect of replacing 20 mol % sodium oxide by the oxides of Li, K, Mg, Ca, Sr, Ba, Mn, Fe, Ti and B in silicate enamels (64% SiO2, 36% Na20) for steel containing 0.084% C, 0.04% Si, 0.038% Mn, 0.037% S, 0.028% P, 0.14% Cr, 0.046% Ni, 0.002% Al and 0.09% Cu impurities. The tests were made at the temperature of 11000C, the adhesion of the enamel being evahated in terms of the surface tension and contact angle of the molten enamel. The.highest increase in the energy of the Interparticle bonds in the melt (cohesion) and the highest strength of adhesion to metal was found for the addition of 20% of Fe203 when the adhesive strength rose from 465 erg/CM2 (startiiig silicate melt) to 625 erg/cm2. The effect of other oxides is much less pronounced, MnO, BaO and SrO producing some Card 1/2 5/148/61/000/012/001/009 Effect of substituting sodium E040/E435, improvement in the adhesion and B203 even reducing it. The oxides of Li, K, Mg, Ca and Ti have no significant effect on the adhesion of silicate enamels to low carbon steel surfaces. There are 1 table and 10 references: 9 Soviet-bloc and I norjL-Soviet-bloc, The reference to an English language publication reads as follows,, Ref.10: B.W.King, H.P.Tripp, W.H.Duckworth, J. Amer. Ceramic Society, v.42, no.11, 1959, 6-26. ASSOCIATIONS: Urallskiy nauchno-i6sledovatellskiy institut chernykh metallov i Urallskiy politekhnicheskiy institut (Ural Scientific Research Insti.tute of Ferrotis Metnis,nil(i (11-nj. Polyt.oclillical jjistiflite) SUBMITTED: December 25, 1960 Card 2/2 PHASE I BOOK EXPLOITATION SOV/5411 v Konferentsiya po fiziko-khimicheakim oanovam proizvodstva stall. 5th, Moscow, 1959. Fiziko-khimicheskiye osnovy proizvodstva stali; trudy konferentaft (Physicochemical Bases of Steel Making; Transactions of the Fifth Conference on the Physicochemical Bases of Steelmaking) r Moscow, Metallurgizdat, 1961. 512 p. Errata slip inserted. 3, 700 copies printed Sponsoring Agency: Akademiya nauk SSSR. Ifistitut metallurgii imeni A.A. Baykova. Responsible Ed.: A.M. Samarin, Corresponding Member. Academy of Sciences USSR; Ed: of Publishing House: Ya. D. Rozenteveyg. Tech. Ed.: V. V. Mikhaylova. Card 1/16 W'a A9_%kM_ Physicochernical Bases of (Cont.) -',OV/54n PURPOSE: This collection of articles is Intended for 4fqq=rs and technicians of metallurgical and machine-building plants, senior students Of schools of higher education, staff members of design bureaus and planning institutes, and scientific research i),rkers. COVERAGE: The collection contains reports presented at IM fifth annual convention devoted to the review of the ical bases of the steelmaking process. These reports de with gA-Z- ems of the mechanism and kinetics of reactions taking place in the 9-olten metal in steelmaking furnaces. The following are also -MM =..- problems involved in the production of alloyed steel, the structure -if the ingot, the mechanism of solidification. and the converter ;iM- Mking process. The articles contain conclusions drawn.from IM! results of experimental studies, andare accompanied by z4fTZTT4es of which most are Soviet. Card 2/16 Physicochemical Bases of (Cont.) SOV/5411 Zaykov, S. T. Using Lime-Iron-Ore Briquettes for Processing Pig Iron in a Converter With Oxygen [Blast] 319 PARTIH. NONMETALLIC INCLUSIONS AND THE PROPERTIES OF STEEL Popell, S. 1. , and G. F. Konovalov. Removing High -Temperature Me ~tinj Inclusions From Rimmed Steel 325 Volkov, S. Ye. , and A.M. Samarin. Effect of Deoxidation on the Desulfurization of Steel 331 Butakov, D. -K. Effect of Hydrogen on the Separation of Sulfur in the Structure of the Cast Steel 337 Rostovtsev, S. T. P D. 1. Turkenich, V. 1. Baptizmanskiy, and K. S. Prosvirnin. Nonmetallic Oxide Inclusions in Rail Steel Made in a Converter 344 Card 12 /16 AUTHORS: TITLE: 10 4.5' 19? 23617 S/148/60/000/012/002/020 A161A133 Tsarevskiy, B. V., and Popelt, S, I. The effect of alloying elements on i-be surface properties of iron PERIODICALR Izvestiya vysshikh uchebnukh zavedenly. Chernaya metallurgiya, no. 12, 1960, 12 16 TEXT% The data existing in literature,are contradictory. The purpose of the described investigation was the simultaneous measurement of the sur- face tension and the angle of contact and an evaluation of the adhesion of iron alloys in liquid state to aluminum oxide by the obtained Lf and & values The test equipment and techniques had been described previously by B. V. Tsarevskiy, S. I. Popell (Ref. 10:-Izv. vyssh~ uch. zav. Chern. metallurgi- ya- 1960, no. 8)-in conpep~ion with.a study of the surface properties of Fe-C alloys. The 6 and & at 1,5k'06 were determined by the "method of im- mobile drop", in argon. Carbonyl -.*ron purified from C and 0 was used for solvent; alloys were prepared with highr.puXity S4 Lnd electrolytic Ni. Mn- and Cr, the latter in the form of preliminarily prepared alloy with 26.7% Card 1/6 23617 S/148/60/000/012/002/020 The 'effect of alloying elements on the... A161/A133 Or. The alloying elements were held in hot dried hydrogen and subsequently aegassed in the vacuum at 8000C. The backings were made of A1203. The den- sity values of iron and the.most part of alloys were determined using the handbook of G., Mellor (Ref. ll:-Comprehensive Treatise of Inorganic and ~Theoretical Chemistry,-1.4, 2. 1934) and oxtrapolation; the density of nAcla-1 by data of P Kozakevitch, G. Urbain (Ref. 5t Journal of Iron and Steel Inst., 186, i, !679 1957); the surface tension by the graphs in the work of S. I. Popell, N, N. Krasnovskiy, 0. A- Yesin, Yu. P~ Nikitln_(Ref~ 12t -Trudy Urallskogo politekhnicheskogo instituta, sb. 49, 76, Metallurgizdat. 1954). The aetermination error of e was and of 0 *30. The results are given in a table and 3 graphs (Fig. 1, 2 and 3)- Increase of Si content to 5.15 (weight) in iron caused 6 decrease to 1,615 erg/--m2; Mn reduced the surface tension even more, and 6 in alloy with 12.2~. Mn was only 1,365 erg/ CM2; N4. increases the surface tension; to 1,790 erg/cm2 at 19.811fo content; pure nickel had 6 = 1,810 erg/CM2. The ratio of 6 to the Ni-content was expressed by a straight line (Fig. 2, curve 1); Cr content to 27% reduced 6 to 1,600 erg/GM2 (Fig. 2, curve 2). The much higher effect of Ni and Cr on 6may be due to thecontent of capillary-active impurities in other in-, Card 2/6 23617 S/148/60/000/01-2/00?,JO20 The effect of alloying elements on the_., A161./i133 vestigations, particularly of S. Oxygen which proved to have the highest effect - 0.076% 0 caused 6 drop -in.Fe-O to 1,235 erg/cm2 (Fig, 3), and these- results are 01GSe to already.available.data. It wasevident that an addi- tion of Si, Ni, Cr and C changed the bond forces insignifi c antly - at 10% (at) Si or 12~'. (at) Cr the cohesion dropped 5%, and at 12% (at) Mn the drop exceeded 205. It is-not excluded that the cffect of I-An will be lower in complete absence of oxygen and sulfur. The higher cohesion of melts con-. taining Mn or 0 with oxide surfaces obviously makes the liberation of solid inclusions from metal into slag more difficult., It seems to be one of the reasons for the sticking of manganese steel and oxidated low-carbon steel to refractories. Conclusionst. The adhesion of iron alloys to solid alu-, ,minum oxide is not high in syptems-Fe-Si, Fe-Ri, and Fe-Cr, and. amounts-to 20% of the iron cohesion. It raises with raising-Si and Ni content".and. drops,.when Cr is added. Addition of Mn and oxygen.into iron increases the adhesion, -and at 14" Idn or O-OM' O-it equals 1,065 and 1,235.erg/cm2. re- speotively. There is-T.table, 3--figures and 14 references: '9 Soviet-bloc and 5 non-Soviet-bloc. The four references to English-language publications read as followsr P. Kozakevich, G.'Urbain. J. of Iron and Steel.Inst., !86, 2~ 167, 1957; F. A..Halden, W. D. Kingery. J. of Physical Chemistry, 59, Card. 3/6. The effect o f,alloying 577, 1955; G. Mellor soc- 37, *2~ 42, 1954. ASSOCIATION: Urallskjy tute) SUBMITTED: April 28, Card 4/6 I T IL I T S A -F E 1E I IJ' d ",An Ijvrjs'ir--Pt'L--n of the 41 1. . Voldima 1-:sterials" rerbrt T'reoented at the 7th Conference cn the Intemctiop. o--f' -;~-'Le -:'tsting '-~Qi-dd and tl-.e Casting, sponsored by the Inst. of I~eclnardcal En-lvecri,:c7, Acad. Sci. .3 '7 -20 Jahuan-, 19-61. 25 8/148/'bO/000/011/001/015 A161/AO30 AUTHORS t Yesin, &,t A.; Pastukhov, A. I.; popelfp 3, 1.; Dzemyan, S.K. TITLEr Desulfuration of steel. and alag*wilh the electric current in an are furnace PERIODICAL: Izvestiya vysshi.kh uchebnykh ziviedeniy. Chernaya metallurgiyca, no ~.' 11 196o,,. 20 - 26 TEXT: It waq stated in several. Previous investigations that sulfur reduction from Iron and steel can be 6peede& up by direct current when liquid metal is the cathode. Information is.givern on experiments with D.C. .and A.C. in a 500-kg three-,phase are furnace normally working with 1500 amp. A.C. from a 400 kva transformer. The transf6rmer was connected by means of switches to a mercury reotifier to produon 1500 - 2000 amp D.C. Slag was deoxidized with 2 - 2.5 kg ferrasilioon and It kg coke, and liquefied with fluorspar or with sodium silicate. Llqiz6fiers, and,particUlarly fluor- spar, raised the desd1furation rate considorably Evaporation of S was observed along with electrolysis by D.C. as woll as A.C., which shows that Card 1/4 3/140/60/000/011/001/015 Desulfuration of,steel and slag .... A16l/AO30 S elimination is possible through the irradiation with electrons and photons from the arc. A perceptible FeO content in slag and slowed desulfuration was observed,at C below 0.27 %$ ands a -reg-alar. increase of desulfuration rate with ine'Teased initial. S contentg wh1oh ftl)p*&rn to lie due to the S content in the laye at , the ele a-trode and on the slagr surfane. The slag layer depth had a consiaerable effect. it had been stated in previous work (Ref. 7s Yesing Popell and Chuchmarevvllzv. vraBh. uch. zav. Chern. metallurgiya, 1960, No. 3P 5) that electrochemical S elimination into gas takes place when.~alteznating current passes -through the alag, and the process goes on the electrode which is the anode at the moment;.the S elimination is rela- tively intense also when A.C. is brought into the slag by arcs. To compare the effect of D.C. and A.C., one electrode in the A.C. process was submerged trodes -.1osed the circuit with the into the slagy, and the two other else arcs. Desulfuration in this case was slightly lower with A.C. than with~ D.C. In tivo heats electrodes were not submerged and three A.C. area burned;, 0 ~Ontent in metal was about 1 %, a-ad fluorspar was used for the slag lique- fier. The result was a lower S content in the me tal.and slag, and the final S content in the metal wa-9 0-003% (or 12 % of the initial S content). The desulfuration rate was practically equal with the three A.C. arcs with 1500 Card 2/4 A S/148/60/000/0111/001/015 Desulfuration ofsteel and slag A161/0~0 There are 3 figures and 9 Soviet and 2 non-Sov!aL references; the refe.rence to the English-languaga-publication r--ads a-4 followe; (Ref. 10) R. E. Boni, G. Derge, Journal of Metals, 0, 59, 19r,6. ASSOCIATIONt Ural'skiy polittskhnlc~ei;kly inatitut (Ural Polytechnical Institute) SUBMITTEDt April 19, 1960 Card 4/4 S/1148/60/000/008/013/018/xx A161/AO29 AUTHORS: Tsarevskly, B.V.; Popell, S.I. TITLE-. Surfaee Properties of Iron-Carbon Alloys PERIODICAL., Izvestlya vysshikh uchebnykl,. zw~redeniy. Chermaya metallurglya, 1960, No . 8, pp. 15 - 21 TEXT: The existing data on the surfaoe tension of i-ron-carbon alloys being .different and contradictory (Refs. 1,2,7), the described investigation has been carried out to obzaln more accurate data on -the effect, of carbon on szurface ten- sion of iron and to deter-mine the wettabilitv of aluminum oxide and molten magne- sia by iron-carbon alloys. The value of surfai:~e te6sion and contact angles was used as a criterion of adhesion In the liquid and solid phase. The "imwobile drop metho(P waa employed for simultaneous determination of.aurfa~3e tension and contact angles. 'The experimental installation is bri.efly desorlbed and shown in a diagram (Fig. 2). Fe-C alloy was placed Into a cormWese tube ("2") inserteO into a corundum tube CT) and with it into the carbon tube of the installation furnace, with a'slight Incline; the tube with the sample was rinsed with pure argon before switching on the furnacie and brought Into horizontal position when the sample became brightly lumine5cent at 1,100 - 1,2000C to make the drop (Figs, Card 1/3 S/148/6Q/000/008/013/018/XX Surface Properties of IrQn-,Carbon Alloys A161/A029 2, 11411) symmetrical and prevent flowing. The drop was heated to 1,5600C, held for,.12 - 15 min and photographed on supercontrast diapositive plates. The follow- ing facts have been observed. 1).With a C content Increase to 4.1% az 1,5600C and o.oo4% s the effect of C on the surface tension of Iron drops from 1,710 to 1,620 erg,/om ; saturation of the surface lwjer with C is not reached at. a _~~% C content. 2) Addition of C produces a more intensive drop of the surface tension in alloys containing 0.026 - O.Oa% S. This Is caused by additional adsorption of sulfur, the activity of which grows with growing carbon content. 3) With.the carbon content In pure carbonyl iron raised to 4.11%.. -the contact angles or, a lin- ing of aluminum oxide are reduced from 141 to 13-po. 4) With the car-bon content in pure iron raised to 4.1%., its adheBion to aluminum oxide increases from 380 to 540 erg/=2. The adhesion of commercial iron to molten magnesia is of 660 erg/cm2; at 3.15% C it increases to 890 erglom?. There are 4 figures, 2 tables and 1.3 references: 10 Soviet, 2 English and I French. ASSOCIATION; Urallskly politek!Lni,~heskiy inst-itot (Ural Polytechnical institute.) SUBMITTED: March 7, 1960 Card 2/3 13 S/1,33/60/000' '00410011010 A054/AO26 AUTHORS; Kovyryalov, I.P., Engineer; Popell, S.I., Candidate of Techr,.il~ cal Sciences; Konovalov, G.F., BngineeF; Polzunov, A.M., En.. gineer TITLE: The Effect of Deoxidation of Stee and its Treatment by Sodium Silicate on the Percentage of Non-Metallic Inclusions PERIODICALs Stall, 1960, No. 4, pp. 305 - 307 TEXT: At the Severskiy metallurgicheskiy zavod (Seversk Metallurgic- 'a! Plant) the effect.of deoxidation by ferromanganese and ferrosilicon, as wel.1 as the effect of a treatment with sodium silicate and a sand-scale mixture on the steel in the furnace were investigated. The steel tested had the following composition: c: o. 13 - o. 16Yo; Mn; 0. 30 - 0.40%oz Si: < 0~0351fo,- P:,< 0-05* st 0.055%. Melting was carried out according to the scrap process, in a basic, black oil fired-Siemens-Martin open-hearth furnace. To deoxidation ferromanganese and an addition of blast-furnace ferrosilicon were applied, while for the slagging of floating inclusions onthe surface of the molten metal a sand-scale mixture (65~/.: 35%) was dispersed. The per- centage of inclusions in the metal varied between 0.03 0,077o' and of this Card 1/4 S/133/60/000/00A/00-/O~O A054A026 'The Effect of Deoxidation of Steel and its Treatment by Sodium Silicate on the Percentage of Non-Metallic Inclusions percentage the high-melting components (corundum, spinel) were 70 90'/7~', deteriorating the quality of steel. The analysis of the test showed thai upon adding ferrosilicon the percentage of high-melting inclusions de- creased by about 20 - 30%, whereas that of the silicate inclusions in- creased by about 30 - 50%, while the grain size of the glasslike inclu- sions also increased (up to 0.3 - 0.5 mm2 and more). Thus, under the in fluence of deoxidation with ferromanganese and ferrosilicon the high-mel ing components could be slagged more efficiently. Tochinskiy and Perren (Ref. 6) applied low-melting silicates to the removal of inclusions and impurities from the steel. In the process described in the present paper low-melting sodiu Im silicate powder (24-1% Na20 and 62.8% Si02) was applied as fluxing agent which easily forms drops.on account of its low surface tension at the gas zone (300 erg/cm2). Sodium silicate was a) either sprinkled on the metal aurface in the ingot mold or b) it was added partly to the metal when tapped from the furnace, partly to the ladle when one third full and finally it was also put into the ingot mold. In both test Card 2/4 S/133/60/000/004/001/1010 A054/AO26 of Deoxidation of Steel and its Treatment by Sodium 54licate The Effect the Percentage of Non-14atallic.Inclusions series the metal was reduced.in the furnaceby ferromanganese only. 300 g of.amixture of,6% of sand and 35% of scale was added to one part of the. ingot molds, whereas an equal amount of sodium silicate to the other inpt mold.s. In the slag samples taken from the castings treated without fluxing agents3 30 401111b spiliel,_15%.ferric oxide, 10% silicate glass and up to 40% manganeae orthou.ilicate were.found., Table 1 shows that.when adding sodium silicate to the ladle and to the ingot mold the.total amount of incluainne is not affected, but their chemical compouition is changed. S1.02 tricrottoe-1; from 10 - 15% UP.to 40ot whereas the content Iof the hig)Ii-melting componente (manganese oxide and in many-,cases ferro-oxide content) decreased, sometimes magnesium and chrome oxide. were even completely lacking. The amount of waste products was also reduced by this process. When milling strips f-rom 139tons of casting treated by sodium silicate, the waste products amounted to 1,529 kgf whereas.the corresponding.figare from an equal amount of cast- ingstreated by sand-scale mixture was 2,125 kg. The plastic properties of I .0f% -the steel also improved (relative elongation increased from 31.8 to 33-7-1 Card - -------- -- - POPELI, S.I. kand.tekhn.nauk, dots.; KOJVVATk)V, G.F.. ilIZ11. Interfacial tension in 16w-carbon steel at boundaries with oxidation products. Izv.vys.ucheb.zav.; chern.t2et. 2 no.8: 3-7 Ag '59. OCM 13:4) 1. Urallsl-.iy politekbnicb9skiy inatitUt I Severskiy metal- lurgich skiy zavod. Relromendovano kafedroy teorii motal- lurgicheakikh proteessov Ural'skogo politekhnicheskogo institu- ta. (Steel--Metallurgy) (Surface chemistry) ~-,2068420W' man= -77 L19~,rPWPP~~P, IY; li-T~g7 slurn-anld ' ~Iii!6Morc yin b` (Y. tr is L 31888-66 EWT(M)/FWP(J)/T RK: ACC.NRs AP6012530 SOURCE CqJDE: UR/0062/66/000/003/0478/0482 AUTHOR: PoDeleva. G. S. Andrianov, K. A.; G61ubts6v. S. A. ORG.. none TITIX: Study of the reaction of me~hyl(chlorophi~nyl)chlorosilanes ith hydrochloro- silanes ~W SOURCE:. AN SSSR..Izvestiya. Seiriya khimicheskaya, no. 3,'1966, 478-482 TOPICIAGS: silane organic synthesis, condensation reaction, substitution reaction co densaiion method [Authors Certi- ABSTRACT: Using the'previously described thermal n Z' ficate No. 134699; Zh. obahoh.khimii,,32, 557 (1962)) Alkylchlorosilane hydrides were condensed with alkyl(chlaroaryl)chlorosilanes by the following scheme: C13-~-. (CH3) IISiC-GffICI + HSiIt.,CI3-. CI-,-,,R.SiCj~SiR..CL-. + HCI where n=O, 1, 2, 3; m=O ' 1, 2. The condensation reaction is accompanied by a side re- 11 actioninvolving the reduction of chlorine in the aryl radical by the hydrogen of chlo- rosilane hydride...:The products of substitution of hydrbgen at the silicon by chlorine can be formed also by the decomposition xvaction,L-. hydrogen chloride medium as fol- lows: HSiR,C13-,i + IICI -4- SiR.CI4-. + Hz C13-nRnSiCJhSiR,,CI3.-M + HCI Q3-nRnSiC*H3 + ClSiRmC13' Card 1/2 UDC-, 542 91+546,287 I I- ~ - Pl--WD~-%tRWM PFMINDV, A.A., IrLzb..-__?R kand.tekhn.nauk dota.; SHIRSDVI, M.S., kand.tekbn.ii~uk; ZHMVA. V.P., inzb. r- Adhesion of molten silicates to low-alIO7 steels. Izv-vrso ucheb.~zav.; cbern.met. 2 n0-10:3-7 0 '59. OGRA 130) 1. Urallskiy politekhniabookiy institut. Rekomendovano kafe- dray toorli astallurgicbeskikb protsessov Urallskogo politakhnichaskogo Institutao (Steel-Retalluray) (Silicates) r&4LU I Boot srrr ITA IGN SOY/211T" 30"abehaniye pa eksporlsental-noy toch-firs'i atitodso wyookotempers- .' turmM iseledovanly, 1956 UNPIPLoontal Poore tokhnika I notody Isslodavanly prl wynokuh ten- psriaturakhS trudy saveshchanlys. JExperimantal Techniques and Methods of Investigation at H1g1f Temperatures; Transactions of the :7 Conference an 1Xporlmontal Techniques and Methods of Investigation - at High Temperatures) Moscow, AX SSSR, 1959. 789 1. (Sorlost Akadowlys nauk SSSR. Inatitut metallur 1. Xcaloslym po irlsiko- khInIaheskin ost3ovan proizvodstva stall 2,200 copies printed. ftsp. 14.8 A.M. 3amarin, Corresponding Member, USSR Academy of S4Lsnosaj Id. of PubLishing Housot A.L. Bankvitser. P%R?Ms ?his book Is Intended for astallurg-lats and metallurgical engineers. COVERAGNs This collection of scientific papers Is divided Into six -Partst 1) thermodynamic activity and kin-t-lea of high-temporaturt ;ram studies 13) physical pro isS :Memo*$ 2) constitution dim part Lquid metals and slage 4) now amalrtical methods and pro- *04tion of pure 110*ALS 5) pyr=otry, and 6) general questions. ftr more specific coverage, see Table of Ccntocts~ Raporlmental Techniques and Methods (Cont.) 30V/2117 '*v3kay&' Conatitu- Terosanko, V.N.' O.Y. Z.d"11.vs, and L.A. Ga' 224 tics Diagram or the System Chro=1ux-XIob1um "S"Nou. T. Quantitatir& Relationships Zzisting Between componacita Under Conditions of Equilibrium of Slags in the b:AAt-FurnRO0 Hearth 23T M. PHYSICAL FROMItTIES W LIQUID RMLS AXD SLAGS S.P , and O.A.