BRPI0510988A - refino de metal em fusão - Google Patents

refino de metal em fusão

Info

Publication number
BRPI0510988A
BRPI0510988A BRPI0510988-4A BRPI0510988A BRPI0510988A BR PI0510988 A BRPI0510988 A BR PI0510988A BR PI0510988 A BRPI0510988 A BR PI0510988A BR PI0510988 A BRPI0510988 A BR PI0510988A
Authority
BR
Brazil
Prior art keywords
oxygen
primary
molten metal
lance
jet
Prior art date
Application number
BRPI0510988-4A
Other languages
English (en)
Portuguese (pt)
Inventor
Andrew Miller Cameron
Andrew Peter Richardson
John Kelvin Batham
Mark A Wilkinson
Michael James Strelbisky
Original Assignee
Boc Group Inc
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
Priority claimed from GB0410835A external-priority patent/GB0410835D0/en
Priority claimed from GB0425540A external-priority patent/GB0425540D0/en
Application filed by Boc Group Inc filed Critical Boc Group Inc
Publication of BRPI0510988A publication Critical patent/BRPI0510988A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BRPI0510988-4A 2004-05-14 2005-05-12 refino de metal em fusão BRPI0510988A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0410835A GB0410835D0 (en) 2004-05-14 2004-05-14 Refining molten metal
GB0425540A GB0425540D0 (en) 2004-11-19 2004-11-19 Refining molten metal
PCT/GB2005/001857 WO2005111247A2 (en) 2004-05-14 2005-05-12 Refining molten metal

Publications (1)

Publication Number Publication Date
BRPI0510988A true BRPI0510988A (pt) 2007-12-04

Family

ID=35115962

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0510988-4A BRPI0510988A (pt) 2004-05-14 2005-05-12 refino de metal em fusão

Country Status (8)

Country Link
US (1) US20090229416A1 (ko)
EP (1) EP1749109B1 (ko)
JP (1) JP2007537355A (ko)
KR (1) KR20070012478A (ko)
AT (1) ATE437245T1 (ko)
BR (1) BRPI0510988A (ko)
DE (1) DE602005015575D1 (ko)
WO (1) WO2005111247A2 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT506984B1 (de) * 2008-06-17 2010-06-15 Siemens Vai Metals Tech Gmbh Sauerstoffblaslanze mit schutzelement
US9863013B2 (en) * 2011-02-22 2018-01-09 Linde Aktiengesellschaft Apparatus and method for heating a blast furnace stove
US9151492B2 (en) 2011-02-22 2015-10-06 Linde Aktiengesellschaft Heating apparatus
US10240218B2 (en) 2015-06-17 2019-03-26 Larry J Epps Coaxial material-stirring lance and method of use
US10344343B2 (en) 2016-06-15 2019-07-09 Larry J Epps Multiple chamber material-stirring lance and method
CN110177888A (zh) * 2017-04-13 2019-08-27 日本制铁株式会社 水冷式喷枪

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730505A (en) * 1970-07-01 1973-05-01 Centro Speriment Metallurg Double delivery lance for refining the steel in the converter processes
FR2496699B1 (fr) * 1980-12-22 1985-06-21 Siderurgie Fse Inst Rech Lance de soufflage de gaz oxydant, notamment d'oxygene, pour le traitement des metaux en fusion
NL8104474A (nl) * 1981-10-01 1983-05-02 Estel Hoogovens Bv Vloeistofgekoelde lans voor het blazen van zuurstof op een staalbad.
NL8400393A (nl) * 1984-02-08 1985-09-02 Hoogovens Groep Bv Vloeistofgekoelde lans voor het blazen van zuurstof op een staalbad.
JPH01219116A (ja) * 1988-02-26 1989-09-01 Sumitomo Metal Ind Ltd 二次燃焼比率を高めた転炉精錬法
FI94152C (fi) * 1992-06-01 1995-07-25 Outokumpu Eng Contract Tapa ja laite pulverimaisen polttoaineen hapettamiseksi kahdella eri happipitoisuuden omaavalla kaasulla
JP3655659B2 (ja) * 1995-03-03 2005-06-02 新日本製鐵株式会社 歩留りの良い転炉上吹き送酸方法
US5865876A (en) * 1995-06-07 1999-02-02 Ltv Steel Company, Inc. Multipurpose lance
JP3167888B2 (ja) * 1995-07-27 2001-05-21 川崎製鉄株式会社 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
US5814125A (en) * 1997-03-18 1998-09-29 Praxair Technology, Inc. Method for introducing gas into a liquid
US6125133A (en) * 1997-03-18 2000-09-26 Praxair, Inc. Lance/burner for molten metal furnace
US6432163B1 (en) * 2001-06-22 2002-08-13 Praxair Technology, Inc. Metal refining method using differing refining oxygen sequence
US6932854B2 (en) * 2004-01-23 2005-08-23 Praxair Technology, Inc. Method for producing low carbon steel

Also Published As

Publication number Publication date
WO2005111247A2 (en) 2005-11-24
EP1749109B1 (en) 2009-07-22
JP2007537355A (ja) 2007-12-20
US20090229416A1 (en) 2009-09-17
EP1749109A2 (en) 2007-02-07
DE602005015575D1 (de) 2009-09-03
WO2005111247A3 (en) 2006-04-13
KR20070012478A (ko) 2007-01-25
ATE437245T1 (de) 2009-08-15

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2158 DE 15/05/2012.