CS237440B1 - Method for steel melting - Google Patents

Method for steel melting Download PDF

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Publication number
CS237440B1
CS237440B1 CS815896A CS589681A CS237440B1 CS 237440 B1 CS237440 B1 CS 237440B1 CS 815896 A CS815896 A CS 815896A CS 589681 A CS589681 A CS 589681A CS 237440 B1 CS237440 B1 CS 237440B1
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Czechoslovakia
Prior art keywords
blowing
oxygen
molten steel
consumption
metal
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CS815896A
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English (en)
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CS589681A1 (en
Inventor
Vladimir I Selskij
Alexandr N Glazov
Nikolaj V Tolstoguzov
Valerij F Cirichin
Anatolij L Nikolajev
Michail M Privalov
Original Assignee
Vladimir I Selskij
Alexandr N Glazov
Nikolaj V Tolstoguzov
Valerij F Cirichin
Anatolij L Nikolajev
Michail M Privalov
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Application filed by Vladimir I Selskij, Alexandr N Glazov, Nikolaj V Tolstoguzov, Valerij F Cirichin, Anatolij L Nikolajev, Michail M Privalov filed Critical Vladimir I Selskij
Priority to CS815896A priority Critical patent/CS237440B1/cs
Priority to DD81232489A priority patent/DD230263A3/de
Publication of CS589681A1 publication Critical patent/CS589681A1/cs
Publication of CS237440B1 publication Critical patent/CS237440B1/cs

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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  • Crystals, And After-Treatments Of Crystals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

1 ϋ3ΟόρβΤΘΗΗβ OTHOCHTCfl Κ OÓJiaCTH ΉβρΗΟΐ ΜΘΤδΛί^ρΓΟ,ΚΟΗΚρβΤΗΘβ - Κ cnOOOÓaM BHUJiaBKH CTaJIH Β ΠΟβΟΒΗΧ cTaxe-ΠΛβΒΗΛΒΗΗΧ ΘΓρβΓβΤβΧ, Τ3ΚΗΧ Κ3Κ ΜθρΦβΗΟΒΟΚΘΗ ΠΘΉΒ ΗSByxBaHHná οτθΛβΕπβΒίΜΒΗΗ® arperaT. Κ300ρθΤΘΗΗβ ΗβΗόΟΛΘβ ΕζβΛΘCOOÓpa3HO Η0Π0ΛΒ30Β3ΤΒ bMapTeHOECKHx nenax, padOTanirax Ha ojucom nyryHe c npo-JQTBKOfi BaHHH KHCJIOpOJIOM. Η3Ο0ρβΤ8ΗΗΘ Τ3Κ.'® MOK0T HaííTK ΠρΗΜΘΗΘΗΗΘ ΠρΗ EHHJiaB—Κβ CTaJIH Β OCJIOpOJIHHX KOHBepTOpaX H CTaJleiBiaBHJIBHHXarperaTax HenpepHBHoro ,πβΕοτβηη. ΗβΒθοτβΗ cnocoó BHiuiaBKH CTann, BKJWHaioqHíi BjiysaHnenopomKOO<5pa3HHx yiTLepoacoAepjRamnx MaTepnajiOB b BaHHyMapTeHOBCKOft ΠΘΗΗ b cTpye ra3a C UBJIilO ΚΟρρβΚΤΗρΟΕΚΗ co-BBpraHHH yrjiepojia η οηη^θπηη óKHCJieHHOCTH MQTaJUia h uma—Ka. BjjyBaHHQ yrxepoíco^epxaqzx waTepnaJiOB (rpa$HT, koko,yroju, η ΛΡ.) npoH3BOjyiT β kohi# imaBJíeHHH: mra b nepnojiÍOBOJOCH ΠΛ3ΒΚΗ C ΗΗΤΘΗΟΗΒΗΟΟΤΒΙΟ ΠΟ»ΊΗ ΠΟρΟΠΙΚΘ 0,27 - 8,3ΚΤ/τ.ΜΗΗ., KOr^a MeTaJIJIHHeCKHg JIOM, ΠΟ,ΠΗΗΗΚϋ Β 3aBaJIKy,ΠρβΚΤΗΗΘΟΚΗ ρθΟΠΛΗΒΛΘΗ. PaCXO# ΠΟρΟΜΚΘ ΠρΗ Β^ΒΒΗΗΗ ΟΠρβ-ΛΘΛΗΘΤΟ» ΗΟΚΛΗΗΗΤΘΛΒΗΟ ΚΟΛΙΠΘΟΤΒΟΜ yrxepOJia, HeOÓXOJIJÍMHMjyra κορρβκτκροΒΚΗ θγο cojuepacaHHH β μθ Tajme (I).
BjiyBaime yrjiepojicojiepscainero nopomeca c ηητθηοηβηοοτβιοóojiee 0,2 κγ/t.mhh. , πρπ οολθρμηηη okhcjiob xeJie3a bumane 25-40$, xapaKTepHOM mh BHcoKOHHTeHCHBHoií khojiopojb-HOH npOJiyBKH, ΟΟΠρΟΒΟΚίΒΘΤΟΗ tíypHHM Ρ33ΒΗΤΗΘΜ OÓe3yTJiepO- 237440 - 2 - ΜΒΘΗΗΗ C BHÓpOCaMH ΜΘΤ3ΑΑ3 0 ΠΙΛδΚΘ 03 ΠΘΗ0. ΗθϋόΟΛΘθ ÓA03K0M K Η300ρθΤΘΗΕΠΟ ΠΟ ΤδΧΗΗΊΘΟΚΟ^ ΟξΑ“hocth 0 flocTiiraeMQMy pe3yjihTaTy ηβαηθτοη cnocoó βημθεκηΟΤΘΛΗ C 0ΟΠΟΛΒ3ΟΒ3Η0ΘΜ ΜΘΤ3ΑΛΟΗΙ0ΧΤΗ 03 HyryHa 0 CTa-HhRO“ro JiOMa, BKJiEORaioimiM npo^yBKy μακογο μθτβααη khcaopoaomh BjiyBaHHe nopouKOoópa3HHX yTAepOAConep&amp;aiHKX MaTepnaaoB(2).
Taxoíi cnocoó βηπλββκη cTao Ηβ moxbt óhtb peaAH3O-BaH b yattOBHax paóOTH Ha makom nyryHQ h hhtchchbhqhnpOAyBKH B3HHN ÓC3 3Η3Β0ΤβΛΙ>ΗΟΓΟ CHHJKCHHA Πρθ03ΒΟΑ0ΤβΛΒ-HOCTH ΠΘΒΗ, ΙξθΛΒίΟ HaCTOBqerO 03Ο0ρβΤΘΗ0Η ΗΒΑΗΟΤΟΗ 0Ηίί®Μ8 paC“xoAa μακογο nyiyHa η ποβηιπθβηθ βηχοαβ-Μακο^ cthah πρπΒΗΠΑ3ΒΚΘ CTcUIH C npOAyBKOÍi ΒβΗΗΗ KHCAOpOAOM. ΠθΟΤ3ΒΑΘΗΗ3Η ΙξβΑΒ ΑΟΟΤΗΓΗΘΤΟΗ ΤΘΜ, 0ΤΟ Β ΟΠΟΟΟόθΒΗΠΛβΒΚΗ CT3AH C 0ΟΠΟΛΒ3ΟΒ3Η0βΜ ΜΘΤΘΑΛΟΒΙΗΧΤΗ ΠρθΗΪ^ΓΠίθΟΤ“B6BHO 03 ΜΑΚΟΓΟ HyTyHa 0 ΟΤΗΛΒΗΟΓΟ AOMa, ΕΚΑΕΜΗΚΑΘΜnpoAyBKy μακογο μθτ8ΑΛ3 khcaopoaom 0 βατβθηηθ ποροωκοοό-pasHHx yrAQpoACOAepxaAHx μθτθρηθλοβ, coraacHO Η3οόρβτθ-hhkj, BAyBaHne noponiKOOópa3Horo yrAepoAcoAspoKamero μθτθ-paaAa b makhS mctsaa ηββηηθ&amp;τ ποοαθ βθληβκη nyryna zΒΘΑΖΤ AO KOHna HAaBKH HapHAy o npOAyBKOĚ KHCAOPOAOM,πρκηθΜ οτηοιπθηηθ MaccoBoro pacxoAa noponnca b θαηηηι^ΒρθΜΘΗΗ K OÓÍ>eMHOMy paCXOJiy KHCAOpOA9 COCTaBAflCT0,05-1,0 kt/m3. Πρπ BAyBaHHH β μθτθλλ yTAeponcoAep»ainero MaTepaaAaCOBM0CTHO c KHCAOPOAOM Β ρβΜΜΘ Η3ΟόρβΤβΗΗΗ npHpOOTaCOAQP^aHHH yrAepOAa Β ΜΘΤΘΑΑΘ ΗΘ ΠρΟΗΟΧΟΑΗΤ. ΪΓΑβρΟΑBAysaBMoro noponnca οκηοληθτοη khcaopoaom, pacTBopeHHHMΒ ΜΘΤ3ΑΑΘ, OKHCAaMH ΗΘΛΘ33 Β ΙΙϋΙ3ΚΘ , a Τ3ΚΧΘ CrOpaGT BKHCAOpOAHHX CTpynX. ΒΗΑΒΛΘΗΗΘ Τ9ΠΑ3 npH OKHCA0HHH BAZBae-Moro yrAepoAa πο3βοαηθτ κομπθηοηροβθτβ ηθαοοτθτοκ TenAa,κοτορκη oópa3yeTcn πρπ chhmhhh pacxoAa nyryHa z ποβηπιθ-hhh pacxoAa οτηλβηογο Aowa.
KpoMe 3Toro, npe,nAaraeMítíí cnocoó βηπαθβκη xapaKTepa- 237440 - 3 -
SyeTCfl, ΠΟ ΟρβΒΗβΗΗΚ) c H3B6CTHHM CnOCOÓOM EHIUtaBKH CTaJIHC ΗΗΤβΗΟΗΒΗΟβ npOíyBKOfi BaHHH KHCJIOpOJÍOM, ΠΟΗΕΠΚβΗΗΗΜ CO-ΕβρκβΗΗβΜ OKHCJIOB KeJle3a B UIJlaKQ K3K B ΚΟΗΓζθ, T3K Η ΠΟxojy iwaBKH. Upja jyiHTejiLHofi nojtane nopomKOOÓpa3Horo Ma-TepnaJia (ot 3aJinBKn nyryHa λο BHnycKa mtaBKn), ECJiejt-CTBHe CHWKBHHfl TeMHepaTypH B peaKUHOHHOH 30Ηβ, Ο0ΘΟΠΘΗΗ-BaOTCíE Τ3ΚΣΒ Μ3Κ0ΗΜ3ΛΒΗ0 Β03Μ0)ΚΗ0θ CHHIEteHHe ΠΟΤβρΒ MOT3JI-Jia b βητιθ muiH, 00pa3yKmefic.fr sa οηβτ ncnapeHHH xeJiQ3a.
EojLbmaH wmiejiBHOoTB BjyBaHHH nopoiiKa πο3βοληθτnojjyHHTL 3Η3ηϋΤθΛΒΗ0θ οΗΗκθΗΗθ pacxojia nyryHa npn MaJiofiηητθηοηβηοοτη nonann yrjieponco,n;epKamoro r.aTepnaJia (μθηθθ0,2 κγ/τ.μηη.), KOTopan He πρηβολητ κ BnópocaM MQTaJDia znuiaKa H3 πθήη. JUh MapTSHOBCKHx nenefi Tanan ηη3Κ3η yjiejiB-H3H ΗΗΤΘΗΟΗΕ^ΟΟΤΒ BjyBaHHH IIOpOIIKa ΗΕΛΗΘΤΟΗ ^ΟΠΟΛΗΗΤβΛΒ-HHM ΟΤΛΗΊΗΤβ JIBHNM ΠρΗ3Η8Κ0Μ Η300ρθΤβΗΗΗ. yKa3aHHoe οτηοπηηηθ pacxojra noponnca z icncjiopona oóyo-Λ0ΒΛ6Η0 τθμ, ητο pacxo# ΜβΗββ 0,05 κγ/μ3^ Ηβ oóecnennBa-βτ ηοοτβτοΉΗο 33Μ8τηογο οηηχθηηη pacxona HyryHQ Η ΟΚΗΟΛΘΗ-hocth nuiana, a pacxoji tíojiee I κγ/μ3&amp;> npnBojniT κ ncnoJiB-3OB3HH1Q KHCJIOpOjra B OCHOBHOM Ha ΟΚΜβΗΖΘ yTJiepOJia BJiyBae-μογο noponnca.
HpHMep. B 250-TOHHyiQ MapTQHOBCKyio není», paóoTammyio onpojiyBKOfi BaHHH kkcJiopo£om, 3arpptaiOT 9 τ ηθβθοτη, IC2,5tCTaHBHOrO JÍOMa, nOCJie ΗΘΓΟ 3aJIZBafOT JKHffiCHfi HyryH B KOJIH-ηθοτβθ 147,5 τ. Πρη yica3aHH0fi ιπηχτοβκθ πληβκη yneJiBHHfipaoxojr nyryHa Hnáte Ha 70 κγ/t cTajin no cpaBHeHHD c τβχΗο-Jiornefi πρη η3βθοτηομ cnocotíe βηππθβκη cTaJin o npojiyBKOfiBaHHH KHOJIOPOSOM. CJIBJíyeT ΟΤΜβΤΗΤΒ, ΗΤΟ ΤβΚΟΘ ΟΗΟΘΗΗΘpacxojia nyryHa co3,naeT ηθλοοτητοκ Tóiwa n cojiepjKaHHH yrjie-po.ua MOTaJUoninxTH jym HopMaJ&amp;Horo βθλθηηη nponecca, toecTB ΒΒΟΛ .nonoJiHHTeJiBHoro yrjiepojicpAepJKamero TOiuíma hb-JineTcn ΗβοόχοΛΗΜΗΜ K3K c τοηκη 3ρβΗΗΗ τθπλοβογο óaJiaHca,TaK n nojiyneHHH cTaJin eaflaHHofi Mapo. IlocJie saJizBO ny-ryHa B JKH,mcyiQ BaHHy onycKaDT τρη ΟΒΟ,ΐξΟΒΗβ BOTrooxjiaTOewHe$ypí^i n HannHaffiT coBMecTHyD nponyBKy BaHHH ocJiopojipM c 237440 - 4 - cyMMapHHM pacxoBOM 5000 H3/nac h BjyBaHHQ. nopoinKOoópasHO- ro KOKca c hhtqhchbhoctbk) 2260 Kr/nac bo BtipyoKa μθτηλλη 03 ΠΘΒΗ np0 ΒΟΒΘΒΘΗΗΗ ΠΟΟΛΘΒΗΘΓΟ BO 38Β9ΗΗ0Γ0 COCTaBS 0 TQMHQpaTypu. ΟτΗΟΠΙβΗΗΘ MaCCOBOfl HHT6HCHBHOCTH Π0Β3ΗΗ ΠΟρΟΙΠΚβ KoófceMHOjQr pacxojy κκοΛορο® οοοτ3βληθτ πρκ otom0,466 κγ/μ3. ϊjíejiBHafl ηητθηοηβηοοτβ ποβ^πη noponnca coo-τββληθτ 0,156 κτ/τ. mhh.
BeOB B OEJUCHÉ ΜΘΤ3ΛΛ ΒΟΠΟΛΗΗΤΘΛΒΗΟΓΟ Τ0ΠΛΗΒ3 B ΒΗΒθyrBepoBCOBepsamero MaTepaaJia TpeóyeT o yaeTOM yMeni, πίθηκε:βολή nyryHa a θκβηββλθητηογο ποβηπιθηηη βολή οτβλβηογοJlQMa ΛΟΠΟΛΗΗΤΘΛΒΗΟΓΟ Κ0ΛΗΒΘ0ΤΒ3 ΚΗΟΛΟρΟΒΘ Ηβ ΟΚΗΟΛΘΗΗΘβεοβημογο yrBepojia nopnBKa 0,79 μ3&amp;>/κγ noponnca. Η3ΟόρβΤΘΗΗΘ ΠΟ3ΒΟΛΗΘΤ CHH3HTB paCXOB ΟΒΚΟΓΟ HyTy-Ha Η yBeBHHHTB ΒΗΧΟΒ KHBKOS 0Τ8ΛΗ. 237440 - 5 - ΦΟΡΜΑ tBQBFETEHHH . . "CnOCOtí ΒΗΠΛβΒΚΗ ΟΤΘΛΗ C ΗΟΠΟΛΒ30Β8ΗΗΘΜ MQTaAJIOUIHX--τη, npeiflMymecTBQHHo, H3 wíKoro nyryHa η οτθλβηογο jioms,BKJncraaiouHií npojiyBKy ojccoro MeTaoa ocJiopoaoM h BjyBa-ηηθ noponiKOoópa3HiGC yrjiepojtcojíepjKaiqiix MaTBpnaJiOB, otjui-^afflUHScH τθμ, a to, c hqjibio chobhhh pacxGjia HyryHa Ά ΠΟ-ΒΗΠΙΘΗΕΉ BHXOJía OJ5CO0 CTaJIH, Β^ΒΘΗΗΘ nopOUIKOOÓpa3HOIOyrjiepoícojiepcKamero MaTepnaJia ηθηηηθιοτ ποολθ 38JIhbkh ny-ryHa h Be/iyT £0 KQHiia iwaBKH Hapa^y o npojiyBKOft ocJiopo-HOM, ΠρίΠΘΜ ΟΤΗΟΠΙβΗΗθ MaccoBoro paoxoj© nopoiiKa B QJUIHií-Hy ΒρβΜβΗΗ κ oÓBQMHOMy pacxojiy KHCJiopo.na οοοτθβληθτ0,05-1,0 κγ/μ3". 237440 6
AHtíl/fAIUlH
Cnocotí ΒΗΠΛβΒΚΗ ΟΤΘΛΗ O Η0Π0ΛΒ30Β8ΗΗΘΜ ΜΘΤΒΛΛΟΠίΗΧΤΗ,npeHMymecTBeHHO na jkhhkcto nyryHa h cTaJiBHoro λομ3, βκλκηqawtíl npojjyBKy xHjjKoro WTaJLaa KHCHopojipM η BjjysaHHQ no-pomKooópa3HHx yr^epo^co^epsanííix μθτθρηηλοβ. Bjiysanne no-ponKoodpasHoro yrjiepo^coHepKaniero waTepnana HanHHaioTnocjie saJiHBKH nyryHa h BejiyT ho κοηι© nnaBKH Hapnjiy cnpojjyBKOfi KHCJiopojotOM. OrHonieHHQ μθοοοβογο pacxona ποροππKa b QHHHEray βρθμθηη k oóBGMHOMy pacxojjy racaopona coc-ΤΘΒΛΗΘΤ 0,05-1,0 kt/íí3. 237440

Claims (1)

  1. 7 237440 PŘEMĚT VYNÁLEZU Způsob tavení oceli s použitím kovové vrstvy, výhodné z roztavené oceli a odpaduoceli, zahrnující profukovéni kovové lázně kyslíkem a vhánění práškovítých, uhlík obsa-hujících materiálů, vyznačující se tím, že za účelem snížení spotřeby surového železaa zvýšení výtěžku roztavené oceli se začne vhánět práškovitý materiál obsahující uhlíkpo nalití lázně a vede se do konce tavby zároveň s profukováním kyslíkem, přičemž poměrhmotnostního výdaje préškovitého materiálu za jednotku času k objemové spotřebě kyslíkuje 0,05 až 1,0 kg.m"-\ Uznáno vynálezem na základě výsledků expertizy, provedené Státním výborem pro vy-nálezy a objevy SSSR, Moskva, SU. v Severografia, n. p., MOST Cena 2,40 Kčs
CS815896A 1981-08-03 1981-08-03 Method for steel melting CS237440B1 (en)

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Application Number Priority Date Filing Date Title
CS815896A CS237440B1 (en) 1981-08-03 1981-08-03 Method for steel melting
DD81232489A DD230263A3 (de) 1981-08-03 1981-08-10 Verfahren fuer das schmelzen von stahl

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Application Number Priority Date Filing Date Title
CS815896A CS237440B1 (en) 1981-08-03 1981-08-03 Method for steel melting
DD81232489A DD230263A3 (de) 1981-08-03 1981-08-10 Verfahren fuer das schmelzen von stahl

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CS589681A1 CS589681A1 (en) 1984-11-19
CS237440B1 true CS237440B1 (en) 1985-08-15

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CS589681A1 (en) 1984-11-19

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