ATA87598A - Verfahren zum herstellen von stahlschmelzen - Google Patents

Verfahren zum herstellen von stahlschmelzen

Info

Publication number
ATA87598A
ATA87598A AT0087598A AT87598A ATA87598A AT A87598 A ATA87598 A AT A87598A AT 0087598 A AT0087598 A AT 0087598A AT 87598 A AT87598 A AT 87598A AT A87598 A ATA87598 A AT A87598A
Authority
AT
Austria
Prior art keywords
steel melt
producing steel
melt
producing
steel
Prior art date
Application number
AT0087598A
Other languages
English (en)
Other versions
AT407260B (de
Inventor
Hermann Dipl Ing Pirker
Original Assignee
Voest Alpine Ind Anlagen
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
Application filed by Voest Alpine Ind Anlagen filed Critical Voest Alpine Ind Anlagen
Priority to AT0087598A priority Critical patent/AT407260B/de
Priority to KR1020007013032A priority patent/KR100581468B1/ko
Priority to DE59900753T priority patent/DE59900753D1/de
Priority to US09/700,432 priority patent/US6506225B1/en
Priority to CA002332909A priority patent/CA2332909A1/en
Priority to EP99908667A priority patent/EP1086254B1/de
Priority to JP2000549779A priority patent/JP2002515545A/ja
Priority to PCT/AT1999/000069 priority patent/WO1999060173A1/de
Publication of ATA87598A publication Critical patent/ATA87598A/de
Application granted granted Critical
Publication of AT407260B publication Critical patent/AT407260B/de

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for 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
    • C21C7/0075—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
    • C21C7/064—Dephosphorising; 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
    • C21C7/0645—Agents used for dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
AT0087598A 1998-05-20 1998-05-20 Verfahren zum herstellen von stahlschmelzen AT407260B (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
AT0087598A AT407260B (de) 1998-05-20 1998-05-20 Verfahren zum herstellen von stahlschmelzen
KR1020007013032A KR100581468B1 (ko) 1998-05-20 1999-03-18 선철 및 용강의 통합 탈황 방법
DE59900753T DE59900753D1 (de) 1998-05-20 1999-03-18 Verfahren zum integrierten entschwefeln von roheisen- und stahlschmelzen
US09/700,432 US6506225B1 (en) 1998-05-20 1999-03-18 Method for integrated desulfurizing of pig iron melt and steel melt
CA002332909A CA2332909A1 (en) 1998-05-20 1999-03-18 Method for integrated desulfurizing of pig iron melt and steel melt
EP99908667A EP1086254B1 (de) 1998-05-20 1999-03-18 Verfahren zum integrierten entschwefeln von roheisen- und stahlschmelzen
JP2000549779A JP2002515545A (ja) 1998-05-20 1999-03-18 溶銑及び溶鋼の統合脱硫方法
PCT/AT1999/000069 WO1999060173A1 (de) 1998-05-20 1999-03-18 Verfahren zum integrierten entschwefeln von roheisen- und stahlschmelzen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0087598A AT407260B (de) 1998-05-20 1998-05-20 Verfahren zum herstellen von stahlschmelzen

Publications (2)

Publication Number Publication Date
ATA87598A true ATA87598A (de) 2000-06-15
AT407260B AT407260B (de) 2001-02-26

Family

ID=3501835

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0087598A AT407260B (de) 1998-05-20 1998-05-20 Verfahren zum herstellen von stahlschmelzen

Country Status (8)

Country Link
US (1) US6506225B1 (de)
EP (1) EP1086254B1 (de)
JP (1) JP2002515545A (de)
KR (1) KR100581468B1 (de)
AT (1) AT407260B (de)
CA (1) CA2332909A1 (de)
DE (1) DE59900753D1 (de)
WO (1) WO1999060173A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2412666A1 (en) * 2000-06-14 2002-12-12 Nkk Corporation Method for manufacturing hot metal desulfurizing agent and apparatus for same
US6772713B2 (en) * 2002-12-12 2004-08-10 United Dominion Industries, Inc. Method and apparatus for providing and utilizing outside air for boiler combustion
KR100911966B1 (ko) 2004-08-26 2009-08-13 주식회사 포스코 극저황 스테인리스 용강의 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE195C (de) * 1877-07-19 R. BEECROFT & F. H. WRIGHT in Halifax, England Verbesserte Maschine zum Kämmen von Wolle und anderen Faserstoffen
FR2297914A1 (fr) * 1975-01-20 1976-08-13 Siderurgie Fse Inst Rech Procede de desulfuration de la fonte par voie gazeuse
DE3836549C1 (en) * 1988-10-27 1990-01-18 Krupp Stahl Ag, 4630 Bochum, De Process for desulphurising molten crude iron
DE4206091C2 (de) * 1992-02-27 1994-09-22 Anton Dr More Verfahren zur Entschwefelung von Eisenschmelzen bei minimalem Schlacke-Anfall und eine dafür geeignete Vorrichtung
US5397379A (en) * 1993-09-22 1995-03-14 Oglebay Norton Company Process and additive for the ladle refining of steel
DE19546738C2 (de) * 1995-12-14 1997-12-18 Eko Stahl Gmbh Verfahren zur Entschwefelung von Roheisenschmelzen
US6179895B1 (en) * 1996-12-11 2001-01-30 Performix Technologies, Ltd. Basic tundish flux composition for steelmaking processes

Also Published As

Publication number Publication date
JP2002515545A (ja) 2002-05-28
KR100581468B1 (ko) 2006-05-23
WO1999060173A1 (de) 1999-11-25
EP1086254A1 (de) 2001-03-28
DE59900753D1 (de) 2002-02-28
AT407260B (de) 2001-02-26
EP1086254B1 (de) 2002-01-09
CA2332909A1 (en) 1999-11-25
KR20010025066A (ko) 2001-03-26
US6506225B1 (en) 2003-01-14

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee