ATE487802T1 - Verfahren zur herstellung von hochreinen stählen - Google Patents

Verfahren zur herstellung von hochreinen stählen

Info

Publication number
ATE487802T1
ATE487802T1 AT06466007T AT06466007T ATE487802T1 AT E487802 T1 ATE487802 T1 AT E487802T1 AT 06466007 T AT06466007 T AT 06466007T AT 06466007 T AT06466007 T AT 06466007T AT E487802 T1 ATE487802 T1 AT E487802T1
Authority
AT
Austria
Prior art keywords
ladle
steel
heating
vacuum degassing
argon
Prior art date
Application number
AT06466007T
Other languages
English (en)
Inventor
Michal Adamik
Miroslav Sivy
Original Assignee
Trinecke Zelezarny A S
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 Trinecke Zelezarny A S filed Critical Trinecke Zelezarny A S
Application granted granted Critical
Publication of ATE487802T1 publication Critical patent/ATE487802T1/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
    • 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
    • C21C7/005—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using exothermic reaction compositions
    • 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
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • C21C7/076—Use of slags or fluxes as treating agents
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
AT06466007T 2005-07-26 2006-07-24 Verfahren zur herstellung von hochreinen stählen ATE487802T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CZ20050483A CZ297122B6 (cs) 2005-07-26 2005-07-26 Zpusob výroby vysocecistých ocelí

Publications (1)

Publication Number Publication Date
ATE487802T1 true ATE487802T1 (de) 2010-11-15

Family

ID=37006009

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06466007T ATE487802T1 (de) 2005-07-26 2006-07-24 Verfahren zur herstellung von hochreinen stählen

Country Status (4)

Country Link
EP (1) EP1752546B1 (de)
AT (1) ATE487802T1 (de)
CZ (1) CZ297122B6 (de)
DE (1) DE602006018089D1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113957197A (zh) * 2021-10-26 2022-01-21 北京科技大学 一种减少轴承钢中大尺寸夹杂物的转炉出钢冶金工艺

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114746567A (zh) * 2019-11-26 2022-07-12 日本制铁株式会社 热冲压成形品及热冲压用钢板
CN113466079B (zh) * 2021-06-30 2023-05-16 重庆钢铁股份有限公司 一种钢渣成分含量检测方法
CN114854935B (zh) * 2022-05-18 2023-06-27 宝武集团鄂城钢铁有限公司 一种板坯q235钢的脱氧冶炼方法和板坯q235钢
CN115181829B (zh) * 2022-07-29 2023-10-20 鞍钢股份有限公司 一种转炉冶炼控锰的生产方法
CN116254453A (zh) * 2023-02-09 2023-06-13 包头钢铁（集团）有限责任公司 一种美标中强度钢轨的冶炼方法
CN116479210A (zh) * 2023-03-19 2023-07-25 新疆八一钢铁股份有限公司 一种转炉冶炼中高碳钢的复合增碳方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956515A (ja) * 1982-09-25 1984-04-02 Nippon Steel Corp 鋼の真空インジエクシヨン二次精錬方法
IN172394B (de) * 1988-07-22 1993-07-17 Boest Alpine Stahl Donawitz Ge
CZ280941B6 (cs) * 1992-04-02 1996-05-15 Huť Poldi Ušlechtilé Oceli, Spol. S R.O. Způsob výroby ocelí s vysokou čistotou
CZ283552B6 (cs) * 1996-04-04 1998-04-15 Třinecké železárny, a. s. Způsob výroby ocelí pro valivá ložiska
DE19641383C1 (de) * 1996-09-27 1997-11-20 Mannesmann Ag Verfahren zur Herstellung von Stahlgüten mit einem Silizium-Gehalt kleiner gleich 0,08 Gewichtsprozent und hohem Reinheitsgrad
JP3922181B2 (ja) * 2002-12-27 2007-05-30 Ｊｆｅスチール株式会社 高清浄鋼の溶製方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113957197A (zh) * 2021-10-26 2022-01-21 北京科技大学 一种减少轴承钢中大尺寸夹杂物的转炉出钢冶金工艺

Also Published As

Publication number Publication date
EP1752546A1 (de) 2007-02-14
DE602006018089D1 (de) 2010-12-23
EP1752546B1 (de) 2010-11-10
CZ2005483A3 (cs) 2006-09-13
CZ297122B6 (cs) 2006-09-13

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