DE60001576D1 - Verfahren zur entkohlung und entphosphorung einer metallschmelze - Google Patents

Verfahren zur entkohlung und entphosphorung einer metallschmelze

Info

Publication number
DE60001576D1
DE60001576D1 DE60001576T DE60001576T DE60001576D1 DE 60001576 D1 DE60001576 D1 DE 60001576D1 DE 60001576 T DE60001576 T DE 60001576T DE 60001576 T DE60001576 T DE 60001576T DE 60001576 D1 DE60001576 D1 DE 60001576D1
Authority
DE
Germany
Prior art keywords
dephosphorisation
decarburisation
detphosphoration
decoloring
present
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60001576T
Other languages
English (en)
Other versions
DE60001576T2 (de
Inventor
Poucke Niek Van
Leo Peeters
Frank Haers
Danny Dobbelaere
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SMS Mevac GmbH
Original Assignee
SMS Mevac GmbH
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 SMS Mevac GmbH filed Critical SMS Mevac GmbH
Publication of DE60001576D1 publication Critical patent/DE60001576D1/de
Application granted granted Critical
Publication of DE60001576T2 publication Critical patent/DE60001576T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • C21C7/068—Decarburising
    • 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
    • C21C7/10—Handling in a vacuum

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE60001576T 1999-05-07 2000-05-05 Verfahren zur entkohlung und entphosphorung einer metallschmelze Expired - Lifetime DE60001576T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99870098 1999-05-07
EP99870098 1999-05-07
PCT/BE2000/000050 WO2000068442A1 (en) 1999-05-07 2000-05-05 Method of decarburisation and dephosphorisation of a molten metal

Publications (2)

Publication Number Publication Date
DE60001576D1 true DE60001576D1 (de) 2003-04-10
DE60001576T2 DE60001576T2 (de) 2004-08-26

Family

ID=8243835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60001576T Expired - Lifetime DE60001576T2 (de) 1999-05-07 2000-05-05 Verfahren zur entkohlung und entphosphorung einer metallschmelze

Country Status (14)

Country Link
EP (1) EP1190104B1 (de)
JP (1) JP2002544376A (de)
KR (1) KR20020005741A (de)
CN (1) CN1350594A (de)
AT (1) ATE233828T1 (de)
AU (1) AU4528900A (de)
BR (1) BR0011233B1 (de)
CA (1) CA2371652A1 (de)
DE (1) DE60001576T2 (de)
ES (1) ES2193954T3 (de)
PL (1) PL353443A1 (de)
TR (2) TR200201466T2 (de)
WO (1) WO2000068442A1 (de)
ZA (1) ZA200108634B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100351399C (zh) * 2001-02-07 2007-11-28 新日本制铁株式会社 生铁熔体脱磷的方法
DE102010007119B3 (de) * 2010-02-05 2011-07-28 Technometal GmbH, 47058 Vakuumumlaufentgasungsanlage mit Zündbrenner
CN103966400A (zh) * 2014-04-21 2014-08-06 鞍钢股份有限公司 一种利用rh精炼炉脱磷的方法
JP7052585B2 (ja) * 2018-06-18 2022-04-12 日本製鉄株式会社 溶鋼の脱燐処理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55107718A (en) * 1979-02-14 1980-08-19 Nippon Steel Corp Production of molten steel
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
AU653294B2 (en) * 1992-08-26 1994-09-22 Nippon Steel Corporation Process for vacuum degassing molten steel
JP3708966B2 (ja) * 1995-08-28 2005-10-19 新日本製鐵株式会社 溶鋼の真空精錬方法及びその装置

Also Published As

Publication number Publication date
BR0011233A (pt) 2002-03-19
ATE233828T1 (de) 2003-03-15
TR200201466T2 (tr) 2002-07-22
JP2002544376A (ja) 2002-12-24
CN1350594A (zh) 2002-05-22
BR0011233B1 (pt) 2009-01-13
EP1190104B1 (de) 2003-03-05
TR200103025T2 (tr) 2002-03-21
ZA200108634B (en) 2003-01-20
CA2371652A1 (en) 2000-11-16
PL353443A1 (en) 2003-11-17
WO2000068442A1 (en) 2000-11-16
AU4528900A (en) 2000-11-21
EP1190104A1 (de) 2002-03-27
ES2193954T3 (es) 2003-11-16
DE60001576T2 (de) 2004-08-26
KR20020005741A (ko) 2002-01-17

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition