IN187548B - - Google Patents

Info

Publication number
IN187548B
IN187548B IN1312CA1996A IN187548B IN 187548 B IN187548 B IN 187548B IN 1312CA1996 A IN1312CA1996 A IN 1312CA1996A IN 187548 B IN187548 B IN 187548B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Hiroshi Nishikawa
Masaru Washio
Tomomichi Terabatake
Original Assignee
Kawasaki Steel Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of IN187548B publication Critical patent/IN187548B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/068Decarburising
    • C21C7/0685Decarburising of stainless steel
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005Manufacture of stainless steel
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/46Details or accessories
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/46Details or accessories
    • C21C5/4606Lances or injectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/22Arrangements of air or gas supply devices
    • F27B3/225Oxygen blowing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge
    • F27D3/16Introducing a fluid jet or current into the charge

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
IN1312CA1996 1995-07-27 1996-07-19 IN187548B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19198495A JP3167888B2 (ja) 1995-07-27 1995-07-27 含クロム溶鋼の脱炭精錬方法及び精錬ガス用上吹ランス

Publications (1)

Publication Number Publication Date
IN187548B true IN187548B (es) 2002-05-18

Family

ID=16283702

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1312CA1996 IN187548B (es) 1995-07-27 1996-07-19

Country Status (8)

Country Link
US (1) US5769923A (es)
EP (1) EP0756012B1 (es)
JP (1) JP3167888B2 (es)
KR (1) KR100221350B1 (es)
BR (1) BR9603163A (es)
DE (1) DE69604542T2 (es)
IN (1) IN187548B (es)
ZA (1) ZA966280B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6171544B1 (en) * 1999-04-02 2001-01-09 Praxair Technology, Inc. Multiple coherent jet lance
US6773484B2 (en) * 2002-06-26 2004-08-10 Praxair Technology, Inc. Extensionless coherent jet system with aligned flame envelope ports
MXPA05000456A (es) * 2002-07-10 2005-08-16 Corus Technology Bv Contenedor metalurgico y metodo para fabricar hierro por medio de reduccion directa.
EP1380656A1 (en) * 2002-07-10 2004-01-14 Corus Technology BV Direct melting furnace and process therefor
AT411530B (de) * 2002-08-21 2004-02-25 Voest Alpine Ind Anlagen Verfahren und vorrichtung zur entkohlung einer stahlschmelze
BRPI0510988A (pt) * 2004-05-14 2007-12-04 Boc Group Inc refino de metal em fusão
JP5277979B2 (ja) * 2009-01-15 2013-08-28 新日鐵住金株式会社 溶融金属精錬用上吹きランス
BR112017021087B1 (pt) * 2015-03-30 2021-08-31 Jfe Steel Corporation Método de operação de conversor de sopro superior e inferior
CN113862551B (zh) * 2021-12-06 2022-03-04 北京科技大学 氩氧精炼炉喷吹不锈钢除尘灰冶炼不锈钢的工艺控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB872368A (en) * 1959-05-01 1961-07-05 United Steel Companies Ltd Improvements relating to lances for use in steel-making
BE648779A (es) * 1963-10-23 1964-10-01
LU56392A1 (es) * 1967-07-04 1968-10-21
FR2474531B1 (fr) * 1980-01-24 1986-08-14 Ugine Gueugnon Sa Procede de decarburation des fontes au chrome, pour l'elaboration d'aciers inoxydables, par jet d'oxygene supersonique
US4514220A (en) * 1984-04-26 1985-04-30 Allegheny Ludlum Steel Corporation Method for producing steel in a top-blown vessel
JPH0243803A (ja) * 1988-08-04 1990-02-14 Nippon Telegr & Teleph Corp <Ntt> パラボラアンテナ

Also Published As

Publication number Publication date
DE69604542T2 (de) 2000-04-13
JPH0941018A (ja) 1997-02-10
US5769923A (en) 1998-06-23
BR9603163A (pt) 1998-05-05
JP3167888B2 (ja) 2001-05-21
DE69604542D1 (de) 1999-11-11
KR100221350B1 (ko) 1999-09-15
KR970006516A (ko) 1997-02-21
EP0756012A1 (en) 1997-01-29
ZA966280B (en) 1997-02-11
EP0756012B1 (en) 1999-10-06

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