ATE156196T1 - Verfahren zur entschwefelung von eisenschmelzen bei minimalem schlacke-anfall und eine dafür geeignete vorrichtung - Google Patents
Verfahren zur entschwefelung von eisenschmelzen bei minimalem schlacke-anfall und eine dafür geeignete vorrichtungInfo
- Publication number
- ATE156196T1 ATE156196T1 AT93903828T AT93903828T ATE156196T1 AT E156196 T1 ATE156196 T1 AT E156196T1 AT 93903828 T AT93903828 T AT 93903828T AT 93903828 T AT93903828 T AT 93903828T AT E156196 T1 ATE156196 T1 AT E156196T1
- Authority
- AT
- Austria
- Prior art keywords
- max
- slag
- weight
- na2o
- sio2
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4206091A DE4206091C2 (de) | 1992-02-27 | 1992-02-27 | Verfahren zur Entschwefelung von Eisenschmelzen bei minimalem Schlacke-Anfall und eine dafür geeignete Vorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE156196T1 true ATE156196T1 (de) | 1997-08-15 |
Family
ID=6452754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT93903828T ATE156196T1 (de) | 1992-02-27 | 1993-02-25 | Verfahren zur entschwefelung von eisenschmelzen bei minimalem schlacke-anfall und eine dafür geeignete vorrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5466275A (de) |
EP (1) | EP0627012B1 (de) |
JP (1) | JP3902223B2 (de) |
KR (1) | KR100269897B1 (de) |
AT (1) | ATE156196T1 (de) |
CA (1) | CA2130996A1 (de) |
DE (2) | DE4206091C2 (de) |
WO (1) | WO1993017131A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19546738C2 (de) | 1995-12-14 | 1997-12-18 | Eko Stahl Gmbh | Verfahren zur Entschwefelung von Roheisenschmelzen |
DE19609606A1 (de) * | 1996-03-12 | 1997-09-18 | Dillinger Huettenwerke Ag | Verfahren zum Entschwefeln von Roheisen |
AT407260B (de) | 1998-05-20 | 2001-02-26 | Voest Alpine Ind Anlagen | Verfahren zum herstellen von stahlschmelzen |
AT409141B (de) * | 2000-09-12 | 2002-05-27 | Voest Alpine Ind Anlagen | Verfahren und vorichtung zur entschwefelung von roheisen |
US20050056120A1 (en) * | 2003-09-15 | 2005-03-17 | Flores-Morales Jose Ignacio | Desulphurization of ferrous materials using sodium silicate |
US20050066772A1 (en) * | 2003-09-26 | 2005-03-31 | Flores-Morales Jose Ignacio | Desulphurization of ferrous materials using glass cullet |
US7950841B2 (en) | 2005-02-23 | 2011-05-31 | Air Liquide Industrial U.S. Lp | Concrete cooling injection unit and method of injecting a coolant into a concrete mixture |
FI122348B (fi) | 2008-05-30 | 2011-12-15 | Rautaruukki Oyj | Menetelmä kalsiumkarbonaatin tuottamiseksi jäte- ja sivutuotteista |
DE102013113197A1 (de) | 2013-11-28 | 2015-05-28 | Voestalpine Stahl Gmbh | Verfahren zum Bearbeiten von Entschwefelungsschlacke |
JP6263144B2 (ja) * | 2015-03-23 | 2018-01-17 | 日新製鋼株式会社 | 製鋼スラグからカルシウムを含有する固体成分を回収する方法、および回収された固体成分 |
RU2588915C1 (ru) * | 2015-03-23 | 2016-07-10 | Общество С Ограниченной Ответственностью Ооо "Экос" | Способ десульфурации чугуна |
CN105021776B (zh) * | 2015-07-28 | 2017-06-27 | 西安交通大学 | 一种生物质锅炉硅酸盐结渣趋势的判定方法 |
DE102016002419A1 (de) * | 2015-11-19 | 2017-05-24 | Sms Group Gmbh | Verfahren und Vorrichtung zum Reinigen von Schlacke |
CN107447156B (zh) * | 2017-08-01 | 2019-06-04 | 江油市长祥特殊钢制造有限公司 | 热作模具钢及其生产方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3802865A (en) * | 1969-08-29 | 1974-04-09 | Nippon Kokan Kk | Self soluble slag forming agents for use in steel making |
DE2246615C3 (de) * | 1972-09-22 | 1978-06-22 | Stahlwerke Peine-Salzgitter Ag, 3150 Peine | Verfahren und Vorrichtung zur Entschwefelung von Roheisen |
CA1060214A (en) * | 1974-02-27 | 1979-08-14 | Masaru Takashima | Method for desulfurizing molten iron |
JPS5159714A (en) * | 1974-11-21 | 1976-05-25 | Nippon Steel Corp | Yosenno datsuryuzai |
JPS609565B2 (ja) * | 1978-02-27 | 1985-03-11 | トヨタ自動車株式会社 | 溶融スラグによる鋳鉄溶湯の精錬方法 |
DE3331046A1 (de) * | 1983-08-29 | 1985-03-14 | Wacker-Chemie GmbH, 8000 München | Verfahren zum behandeln von silicium und ferrosilicium mit schlacke |
DE3535280A1 (de) * | 1985-10-03 | 1987-04-09 | Hoechst Ag | Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung |
DE3837249A1 (de) * | 1988-10-31 | 1990-05-03 | Salzgitter Peine Stahlwerke | Verfahren zur aufbereitung von schlacken metallurgischer prozesse unter rueckgewinnung von soda |
-
1992
- 1992-02-27 DE DE4206091A patent/DE4206091C2/de not_active Expired - Fee Related
-
1993
- 1993-02-25 JP JP51445593A patent/JP3902223B2/ja not_active Expired - Fee Related
- 1993-02-25 CA CA002130996A patent/CA2130996A1/en not_active Abandoned
- 1993-02-25 AT AT93903828T patent/ATE156196T1/de not_active IP Right Cessation
- 1993-02-25 US US08/295,733 patent/US5466275A/en not_active Expired - Lifetime
- 1993-02-25 DE DE59307023T patent/DE59307023D1/de not_active Expired - Fee Related
- 1993-02-25 EP EP93903828A patent/EP0627012B1/de not_active Expired - Lifetime
- 1993-02-25 KR KR1019940703002A patent/KR100269897B1/ko not_active IP Right Cessation
- 1993-02-25 WO PCT/DE1993/000165 patent/WO1993017131A1/de active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE59307023D1 (de) | 1997-09-04 |
KR100269897B1 (ko) | 2000-10-16 |
DE4206091C2 (de) | 1994-09-22 |
JPH07504230A (ja) | 1995-05-11 |
US5466275A (en) | 1995-11-14 |
EP0627012A1 (de) | 1994-12-07 |
JP3902223B2 (ja) | 2007-04-04 |
EP0627012B1 (de) | 1997-07-30 |
DE4206091A1 (de) | 1993-09-02 |
KR950700427A (ko) | 1995-01-16 |
WO1993017131A1 (de) | 1993-09-02 |
CA2130996A1 (en) | 1993-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |