WO2005111247A3 - Refining molten metal - Google Patents
Refining molten metal Download PDFInfo
- Publication number
- WO2005111247A3 WO2005111247A3 PCT/GB2005/001857 GB2005001857W WO2005111247A3 WO 2005111247 A3 WO2005111247 A3 WO 2005111247A3 GB 2005001857 W GB2005001857 W GB 2005001857W WO 2005111247 A3 WO2005111247 A3 WO 2005111247A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- oxygen
- molten metal
- primary
- 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)
Abstract
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT05744383T ATE437245T1 (en) | 2004-05-14 | 2005-05-12 | FINISHING OF MELTED METAL |
EP05744383A EP1749109B1 (en) | 2004-05-14 | 2005-05-12 | Refining molten metal |
BRPI0510988-4A BRPI0510988A (en) | 2004-05-14 | 2005-05-12 | melting metal refining |
US11/596,500 US20090229416A1 (en) | 2004-05-14 | 2005-05-12 | Refining Molten Metal |
JP2007512347A JP2007537355A (en) | 2004-05-14 | 2005-05-12 | Molten metal refining |
DE602005015575T DE602005015575D1 (en) | 2004-05-14 | 2005-05-12 | FINE OF MELT LIQUID METAL |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0410835A GB0410835D0 (en) | 2004-05-14 | 2004-05-14 | Refining molten metal |
GB0410835.3 | 2004-05-14 | ||
GB0425540.2 | 2004-11-19 | ||
GB0425540A GB0425540D0 (en) | 2004-11-19 | 2004-11-19 | Refining molten metal |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005111247A2 WO2005111247A2 (en) | 2005-11-24 |
WO2005111247A3 true WO2005111247A3 (en) | 2006-04-13 |
Family
ID=35115962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2005/001857 WO2005111247A2 (en) | 2004-05-14 | 2005-05-12 | Refining molten metal |
Country Status (8)
Country | Link |
---|---|
US (1) | US20090229416A1 (en) |
EP (1) | EP1749109B1 (en) |
JP (1) | JP2007537355A (en) |
KR (1) | KR20070012478A (en) |
AT (1) | ATE437245T1 (en) |
BR (1) | BRPI0510988A (en) |
DE (1) | DE602005015575D1 (en) |
WO (1) | WO2005111247A2 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT506984B1 (en) * | 2008-06-17 | 2010-06-15 | Siemens Vai Metals Tech Gmbh | OXYGEN BLASLANT WITH PROTECTIVE ELEMENT |
US9151492B2 (en) | 2011-02-22 | 2015-10-06 | Linde Aktiengesellschaft | Heating apparatus |
US9863013B2 (en) * | 2011-02-22 | 2018-01-09 | Linde Aktiengesellschaft | Apparatus and method for heating a blast furnace stove |
WO2016205312A1 (en) * | 2015-06-17 | 2016-12-22 | Epps Larry J | Coaxial material-stirring lance and method for use |
US10344343B2 (en) | 2016-06-15 | 2019-07-09 | Larry J Epps | Multiple chamber material-stirring lance and method |
WO2018190283A1 (en) * | 2017-04-13 | 2018-10-18 | 新日鐵住金株式会社 | Water-cooled lance |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4396182A (en) * | 1980-12-22 | 1983-08-02 | Institut De Recherches De La Siderurgi Francaise | Lance for blowing an oxydizing gas, especially oxygen, onto a bath of molten metal |
JPH01219116A (en) * | 1988-02-26 | 1989-09-01 | Sumitomo Metal Ind Ltd | Converter refining method of improved secondary combustion ratio |
JPH08246017A (en) * | 1995-03-03 | 1996-09-24 | Nippon Steel Corp | Method for blowing oxygen by top-blowing in converter having good yield |
EP0756012A1 (en) * | 1995-07-27 | 1997-01-29 | Kawasaki Steel Corporation | Decarburization refining process for chromium-containing molten metal, and associated top blowing lance |
WO1997041270A1 (en) * | 1996-05-01 | 1997-11-06 | Ltv Steel Company | Multipurpose lance |
US6432163B1 (en) * | 2001-06-22 | 2002-08-13 | Praxair Technology, Inc. | Metal refining method using differing refining oxygen sequence |
Family Cites Families (7)
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 |
NL8104474A (en) * | 1981-10-01 | 1983-05-02 | Estel Hoogovens Bv | LIQUID COOLED LANCE FOR BLOWING OXYGEN ON A STEEL BATH. |
NL8400393A (en) * | 1984-02-08 | 1985-09-02 | Hoogovens Groep Bv | LIQUID COOLED LANCE FOR BLOWING OXYGEN ON A STEEL BATH. |
FI94152C (en) * | 1992-06-01 | 1995-07-25 | Outokumpu Eng Contract | Methods and apparatus for the oxidation of fuel in powder form with two gases with different oxygen levels |
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 |
US6932854B2 (en) * | 2004-01-23 | 2005-08-23 | Praxair Technology, Inc. | Method for producing low carbon steel |
-
2005
- 2005-05-12 JP JP2007512347A patent/JP2007537355A/en not_active Withdrawn
- 2005-05-12 DE DE602005015575T patent/DE602005015575D1/en active Active
- 2005-05-12 KR KR1020067023784A patent/KR20070012478A/en not_active Application Discontinuation
- 2005-05-12 US US11/596,500 patent/US20090229416A1/en not_active Abandoned
- 2005-05-12 AT AT05744383T patent/ATE437245T1/en not_active IP Right Cessation
- 2005-05-12 WO PCT/GB2005/001857 patent/WO2005111247A2/en active Application Filing
- 2005-05-12 EP EP05744383A patent/EP1749109B1/en not_active Not-in-force
- 2005-05-12 BR BRPI0510988-4A patent/BRPI0510988A/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4396182A (en) * | 1980-12-22 | 1983-08-02 | Institut De Recherches De La Siderurgi Francaise | Lance for blowing an oxydizing gas, especially oxygen, onto a bath of molten metal |
JPH01219116A (en) * | 1988-02-26 | 1989-09-01 | Sumitomo Metal Ind Ltd | Converter refining method of improved secondary combustion ratio |
JPH08246017A (en) * | 1995-03-03 | 1996-09-24 | Nippon Steel Corp | Method for blowing oxygen by top-blowing in converter having good yield |
EP0756012A1 (en) * | 1995-07-27 | 1997-01-29 | Kawasaki Steel Corporation | Decarburization refining process for chromium-containing molten metal, and associated top blowing lance |
WO1997041270A1 (en) * | 1996-05-01 | 1997-11-06 | Ltv Steel Company | Multipurpose lance |
US6432163B1 (en) * | 2001-06-22 | 2002-08-13 | Praxair Technology, Inc. | Metal refining method using differing refining oxygen sequence |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 013, no. 536 (C - 660) 29 November 1989 (1989-11-29) * |
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 01 31 January 1997 (1997-01-31) * |
Also Published As
Publication number | Publication date |
---|---|
EP1749109B1 (en) | 2009-07-22 |
WO2005111247A2 (en) | 2005-11-24 |
EP1749109A2 (en) | 2007-02-07 |
ATE437245T1 (en) | 2009-08-15 |
JP2007537355A (en) | 2007-12-20 |
DE602005015575D1 (en) | 2009-09-03 |
BRPI0510988A (en) | 2007-12-04 |
US20090229416A1 (en) | 2009-09-17 |
KR20070012478A (en) | 2007-01-25 |
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