SE9403655D0 - Metod och anordning för tillverkning av rostfritt stål - Google Patents
Metod och anordning för tillverkning av rostfritt stålInfo
- Publication number
- SE9403655D0 SE9403655D0 SE9403655A SE9403655A SE9403655D0 SE 9403655 D0 SE9403655 D0 SE 9403655D0 SE 9403655 A SE9403655 A SE 9403655A SE 9403655 A SE9403655 A SE 9403655A SE 9403655 D0 SE9403655 D0 SE 9403655D0
- Authority
- SE
- Sweden
- Prior art keywords
- stainless steel
- ferroalloy
- manufacture
- production
- production unit
- 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5294—General arrangement or layout of the electric melt shop
-
- 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
-
- 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
- C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
-
- 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
- C21C7/068—Decarburising
- C21C7/0685—Decarburising of stainless steel
-
- 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
- C21C2007/0093—Duplex process; Two stage processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI934698A FI934698A (sv) | 1993-10-25 | 1993-10-25 | Foerfarande och anordning foer framstaellning av rostfritt staol |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9403655D0 true SE9403655D0 (sv) | 1994-10-25 |
SE9403655L SE9403655L (sv) | 1995-04-26 |
SE511767C2 SE511767C2 (sv) | 1999-11-22 |
Family
ID=8538830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9403655A SE511767C2 (sv) | 1993-10-25 | 1994-10-25 | Metod och anordning för tillverkning av rostfritt stål |
Country Status (10)
Country | Link |
---|---|
US (1) | US5514331A (sv) |
JP (1) | JP3563463B2 (sv) |
BR (1) | BR9404221A (sv) |
CA (1) | CA2133918C (sv) |
FI (1) | FI934698A (sv) |
GR (1) | GR1002628B (sv) |
NO (1) | NO308009B1 (sv) |
PH (1) | PH31314A (sv) |
SE (1) | SE511767C2 (sv) |
ZA (1) | ZA947953B (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6155333A (en) * | 1999-02-23 | 2000-12-05 | Techint Compagnia Tecnica Internazionale | Continuous electric steelmaking with charge preheating, melting, refining and casting |
KR100889685B1 (ko) * | 2002-12-24 | 2009-03-19 | 주식회사 포스코 | 스테인레스강의 고청정 정련방법 |
AT412349B (de) * | 2003-06-25 | 2005-01-25 | Voest Alpine Ind Anlagen | Verfahren zur herstellung einer legierten metallschmelze und erzeugungsanlage hierzu |
UA82962C2 (en) * | 2005-12-02 | 2008-05-26 | Sms Demag Ag | Method and smelting unit for obtaining steel with high manganese and low carbon content |
DE102007050478A1 (de) * | 2007-10-23 | 2009-04-30 | Sms Demag Ag | Verfahren zur Rostfreistahlerzeugung mit Direktreduktionsöfen für Ferrochrom und Ferronickel auf der Primärseite eines Konverters |
CN101928804A (zh) * | 2010-08-31 | 2010-12-29 | 振石集团东方特钢股份有限公司 | 奥氏体不锈钢的生产方法 |
TW201400624A (zh) * | 2012-06-28 | 2014-01-01 | Yieh United Steel Corp | 利用鎳、鉻礦生產沃斯田鐵系不銹鋼的方法 |
RU2539280C1 (ru) * | 2013-08-19 | 2015-01-20 | Иэ Юнайтед Стил Корп. | Способ изготовления аустенитной нержавеющей стали из латеритной никелевой руды и хромитовой руды |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947267A (en) * | 1973-07-23 | 1976-03-30 | Armco Steel Corporation | Process for making stainless steel |
-
1993
- 1993-10-25 FI FI934698A patent/FI934698A/sv not_active Application Discontinuation
-
1994
- 1994-10-06 PH PH49120A patent/PH31314A/en unknown
- 1994-10-12 ZA ZA947953A patent/ZA947953B/xx unknown
- 1994-10-13 GR GR940100464A patent/GR1002628B/el not_active IP Right Cessation
- 1994-10-20 CA CA002133918A patent/CA2133918C/en not_active Expired - Lifetime
- 1994-10-24 US US08/327,993 patent/US5514331A/en not_active Expired - Lifetime
- 1994-10-24 BR BR9404221A patent/BR9404221A/pt not_active IP Right Cessation
- 1994-10-24 NO NO944042A patent/NO308009B1/no not_active IP Right Cessation
- 1994-10-25 SE SE9403655A patent/SE511767C2/sv not_active IP Right Cessation
- 1994-10-25 JP JP28396394A patent/JP3563463B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE9403655L (sv) | 1995-04-26 |
GR940100464A (en) | 1995-06-30 |
US5514331A (en) | 1996-05-07 |
CA2133918A1 (en) | 1995-04-26 |
JPH07188831A (ja) | 1995-07-25 |
JP3563463B2 (ja) | 2004-09-08 |
BR9404221A (pt) | 1995-06-27 |
CA2133918C (en) | 2002-02-12 |
FI934698A (sv) | 1995-04-26 |
SE511767C2 (sv) | 1999-11-22 |
PH31314A (en) | 1998-07-06 |
NO944042D0 (no) | 1994-10-24 |
NO944042L (no) | 1995-04-26 |
FI934698A0 (fi) | 1993-10-25 |
GR1002628B (el) | 1997-03-03 |
ZA947953B (en) | 1995-05-22 |
NO308009B1 (no) | 2000-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |