CN100532581C - 用于钢熔体脱碳的方法和装置 - Google Patents

用于钢熔体脱碳的方法和装置 Download PDF

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Publication number
CN100532581C
CN100532581C CNB038197626A CN03819762A CN100532581C CN 100532581 C CN100532581 C CN 100532581C CN B038197626 A CNB038197626 A CN B038197626A CN 03819762 A CN03819762 A CN 03819762A CN 100532581 C CN100532581 C CN 100532581C
Authority
CN
China
Prior art keywords
steel melt
winding
oxygen
pipe
decarburization
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 - Fee Related
Application number
CNB038197626A
Other languages
English (en)
Chinese (zh)
Other versions
CN1675383A (zh
Inventor
翟宇友
约翰尼斯·米勒
约翰尼斯·斯皮斯
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.)
Primetals Technologies Austria GmbH
Original Assignee
Voest Alpine Industrienlagenbau 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 Voest Alpine Industrienlagenbau GmbH filed Critical Voest Alpine Industrienlagenbau GmbH
Publication of CN1675383A publication Critical patent/CN1675383A/zh
Application granted granted Critical
Publication of CN100532581C publication Critical patent/CN100532581C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005—Manufacture 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
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C7/068—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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
CNB038197626A 2002-08-21 2003-07-15 用于钢熔体脱碳的方法和装置 Expired - Fee Related CN100532581C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0125002A AT411530B (de) 2002-08-21 2002-08-21 Verfahren und vorrichtung zur entkohlung einer stahlschmelze
ATA1250/2002 2002-08-21

Publications (2)

Publication Number Publication Date
CN1675383A CN1675383A (zh) 2005-09-28
CN100532581C true CN100532581C (zh) 2009-08-26

Family

ID=3687818

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038197626A Expired - Fee Related CN100532581C (zh) 2002-08-21 2003-07-15 用于钢熔体脱碳的方法和装置

Country Status (8)

Country Link
EP (2) EP1764421A3 (de)
CN (1) CN100532581C (de)
AT (2) AT411530B (de)
AU (1) AU2003257462A1 (de)
DE (1) DE50307383D1 (de)
ES (1) ES2287557T3 (de)
RU (1) RU2319750C2 (de)
WO (1) WO2004018714A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009049896A1 (de) * 2009-01-22 2010-08-05 Sms Siemag Ag Impulsspülung mit Inertgas beim BOF- und AOD-Konverterprozess
DE102014222727A1 (de) * 2014-11-06 2016-05-12 Sms Group Gmbh Verfahren und Vorrichtung zur Erzeugung eines Rostfreistahls
WO2024100435A1 (en) * 2022-11-10 2024-05-16 Arcelormittal Post combustion lance

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT216032B (de) * 1959-02-20 1961-07-10 Arbed Vorrichtung zum Beblasen eines Metallbades von oben
NL6710354A (de) * 1966-07-27 1968-01-29
JPS5589395A (en) * 1978-12-26 1980-07-05 Sumitomo Metal Ind Ltd Gasification of solid carbonaceous material and its device
JPS6040486B2 (ja) * 1979-07-03 1985-09-11 住友金属工業株式会社 鋼の精錬法
JPS6063307A (ja) * 1983-09-14 1985-04-11 Kawasaki Steel Corp 極低炭素鋼の転炉製鋼法
LU86322A1 (fr) * 1986-02-25 1987-09-10 Arbed Lance de soufflage d'oxygene
LU88023A1 (fr) * 1991-10-30 1993-05-17 Arbed Lance de soufflage
JPH06158142A (ja) * 1992-11-24 1994-06-07 Sumitomo Metal Ind Ltd 高クロム鋼の真空脱炭精錬装置
JP3410553B2 (ja) 1994-07-27 2003-05-26 新日本製鐵株式会社 含クロム溶鋼の脱炭精錬法
JP3167888B2 (ja) * 1995-07-27 2001-05-21 川崎製鉄株式会社 含クロム溶鋼の脱炭精錬方法及び精錬ガス用上吹ランス

Also Published As

Publication number Publication date
AT411530B (de) 2004-02-25
EP1530648A1 (de) 2005-05-18
ATE363546T1 (de) 2007-06-15
WO2004018714A1 (de) 2004-03-04
CN1675383A (zh) 2005-09-28
RU2319750C2 (ru) 2008-03-20
EP1764421A2 (de) 2007-03-21
RU2005107698A (ru) 2005-09-10
DE50307383D1 (de) 2007-07-12
ATA12502002A (de) 2003-07-15
EP1530648B1 (de) 2007-05-30
ES2287557T3 (es) 2007-12-16
AU2003257462A1 (en) 2004-03-11
EP1764421A3 (de) 2007-12-26

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: Linz, Austria

Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co.

Address before: Linz, Austria

Patentee before: VOEST-ALPINE INDUSTRIEANLAGENBAU GmbH & Co.

TR01 Transfer of patent right

Effective date of registration: 20161202

Address after: Linz, Austria

Patentee after: PRIMETALS TECHNOLOGIES AUSTRIA GmbH

Address before: Linz, Austria

Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH

Effective date of registration: 20161202

Address after: Linz, Austria

Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH

Address before: Linz, Austria

Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090826

Termination date: 20170715