BRPI0510988A - refino de metal em fusão - Google Patents
refino de metal em fusãoInfo
- 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
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)
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 (de) |
EP (1) | EP1749109B1 (de) |
JP (1) | JP2007537355A (de) |
KR (1) | KR20070012478A (de) |
AT (1) | ATE437245T1 (de) |
BR (1) | BRPI0510988A (de) |
DE (1) | DE602005015575D1 (de) |
WO (1) | WO2005111247A2 (de) |
Families Citing this family (6)
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 |
WO2018190283A1 (ja) * | 2017-04-13 | 2018-10-18 | 新日鐵住金株式会社 | 水冷式ランス |
Family Cites Families (13)
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 |
US6125133A (en) * | 1997-03-18 | 2000-09-26 | Praxair, Inc. | Lance/burner for molten metal furnace |
US5814125A (en) * | 1997-03-18 | 1998-09-29 | Praxair Technology, Inc. | Method for introducing gas into a liquid |
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 |
-
2005
- 2005-05-12 KR KR1020067023784A patent/KR20070012478A/ko not_active Application Discontinuation
- 2005-05-12 WO PCT/GB2005/001857 patent/WO2005111247A2/en active Application Filing
- 2005-05-12 DE DE602005015575T patent/DE602005015575D1/de active Active
- 2005-05-12 JP JP2007512347A patent/JP2007537355A/ja not_active Withdrawn
- 2005-05-12 AT AT05744383T patent/ATE437245T1/de not_active IP Right Cessation
- 2005-05-12 US US11/596,500 patent/US20090229416A1/en not_active Abandoned
- 2005-05-12 BR BRPI0510988-4A patent/BRPI0510988A/pt not_active IP Right Cessation
- 2005-05-12 EP EP05744383A patent/EP1749109B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
WO2005111247A2 (en) | 2005-11-24 |
JP2007537355A (ja) | 2007-12-20 |
DE602005015575D1 (de) | 2009-09-03 |
KR20070012478A (ko) | 2007-01-25 |
US20090229416A1 (en) | 2009-09-17 |
ATE437245T1 (de) | 2009-08-15 |
WO2005111247A3 (en) | 2006-04-13 |
EP1749109A2 (de) | 2007-02-07 |
EP1749109B1 (de) | 2009-07-22 |
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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. |