TW325500B - Process of smelting steel by calcium addition twice - Google Patents

Process of smelting steel by calcium addition twice

Info

Publication number
TW325500B
TW325500B TW084105939A TW84105939A TW325500B TW 325500 B TW325500 B TW 325500B TW 084105939 A TW084105939 A TW 084105939A TW 84105939 A TW84105939 A TW 84105939A TW 325500 B TW325500 B TW 325500B
Authority
TW
Taiwan
Prior art keywords
steel
molten steel
metal
containing alloy
pouring funnel
Prior art date
Application number
TW084105939A
Other languages
English (en)
Inventor
Yoshihide Kato
Masakoto Nara
Kenichi Sorimachi
Original Assignee
Kawasaki Steel Co
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 Kawasaki Steel Co filed Critical Kawasaki Steel Co
Application granted granted Critical
Publication of TW325500B publication Critical patent/TW325500B/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • 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
    • C21C7/0006—Adding metallic additives
    • 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
    • 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
    • C21C7/10—Handling in a vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Continuous Casting (AREA)
TW084105939A 1994-06-14 1995-06-10 Process of smelting steel by calcium addition twice TW325500B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6131981A JP2999671B2 (ja) 1994-06-14 1994-06-14 Ｃａ添加鋼の溶製方法

Publications (1)

Publication Number Publication Date
TW325500B true TW325500B (en) 1998-01-21

Family

ID=15070762

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084105939A TW325500B (en) 1994-06-14 1995-06-10 Process of smelting steel by calcium addition twice

Country Status (6)

Country Link
US (1) US5609199A (zh)
EP (1) EP0696645A1 (zh)
JP (1) JP2999671B2 (zh)
KR (1) KR100189209B1 (zh)
CA (1) CA2151675C (zh)
TW (1) TW325500B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI585209B (zh) * 2013-07-10 2017-06-01 杰富意鋼鐵股份有限公司 鋼材的製造方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3417311B2 (ja) * 1998-09-04 2003-06-16 住友金属工業株式会社 高清浄耐ｈｉｃ鋼の製造方法
JP2001107178A (ja) * 1999-10-06 2001-04-17 Kawasaki Steel Corp 発錆増加の少ないＣａ含有鋼
KR100554739B1 (ko) * 2001-12-14 2006-02-24 주식회사 포스코 칼슘 함량이 높은 용강의 제조방법
CN100436603C (zh) * 2007-03-28 2008-11-26 北京科技大学 一种脱氧、脱硫、控制钢中非金属夹杂物的方法
JP5262075B2 (ja) * 2007-11-14 2013-08-14 新日鐵住金株式会社 耐サワー性能に優れた鋼管用鋼の製造方法
JP4571994B2 (ja) * 2008-07-15 2010-10-27 新日本製鐵株式会社 低炭素鋼の連続鋳造方法
KR101193729B1 (ko) * 2010-06-28 2012-10-22 현대제철 주식회사 연연주 방법
KR101185275B1 (ko) 2010-09-29 2012-09-21 현대제철 주식회사 청정강 제조방법
KR101185334B1 (ko) 2010-09-29 2012-09-21 현대제철 주식회사 청정강 제조방법
CN102634638A (zh) * 2012-04-16 2012-08-15 东北大学 一种棒线材合金钢的钙处理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56139613A (en) * 1980-04-03 1981-10-31 Nippon Kokan Kk <Nkk> Production of clean steel
JPS583913A (ja) * 1981-07-01 1983-01-10 Nippon Steel Corp 硫化物形態を制御した低水素鋼の製造方法
JPS61179811A (ja) * 1985-02-06 1986-08-12 Nippon Kokan Kk <Nkk> 耐硫化物腐食割れ性に優れた清浄鋼の製造法
JPH0699737B2 (ja) * 1989-02-01 1994-12-07 株式会社メタル・リサーチ・コーポレーション 清浄鋼の製造方法
US5228902A (en) * 1992-09-03 1993-07-20 Usx Corporation Method of desulfurization in vacuum processing of steel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI585209B (zh) * 2013-07-10 2017-06-01 杰富意鋼鐵股份有限公司 鋼材的製造方法
US10072320B2 (en) 2013-07-10 2018-09-11 Jfe Steel Corporation Method of producing steel material

Also Published As

Publication number Publication date
US5609199A (en) 1997-03-11
JP2999671B2 (ja) 2000-01-17
JPH083620A (ja) 1996-01-09
CA2151675A1 (en) 1995-12-15
KR100189209B1 (ko) 1999-06-01
EP0696645A1 (en) 1996-02-14
CA2151675C (en) 2001-01-16

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