JPH07100807B2 - 低ｓ含クロム溶鉄の製造方法 - Google Patents

低ｓ含クロム溶鉄の製造方法

Info

Publication number
JPH07100807B2
JPH07100807B2 JP63039722A JP3972288A JPH07100807B2 JP H07100807 B2 JPH07100807 B2 JP H07100807B2 JP 63039722 A JP63039722 A JP 63039722A JP 3972288 A JP3972288 A JP 3972288A JP H07100807 B2 JPH07100807 B2 JP H07100807B2
Authority
JP
Japan
Prior art keywords
molten iron
mgo
chromium
slag
cao
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
JP63039722A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01215914A (ja
Inventor
睦 多田
啓造 田岡
純夫 山田
一 馬田
Original Assignee
川崎製鉄株式会社
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 川崎製鉄株式会社 filed Critical 川崎製鉄株式会社
Priority to JP63039722A priority Critical patent/JPH07100807B2/ja
Priority to EP89301795A priority patent/EP0330482B1/en
Priority to DE8989301795T priority patent/DE68906920T2/de
Priority to ZA891412A priority patent/ZA891412B/xx
Priority to CA000591872A priority patent/CA1336745C/en
Priority to KR1019890002213A priority patent/KR910009962B1/ko
Priority to CN89101847A priority patent/CN1020115C/zh
Priority to IN158/CAL/89A priority patent/IN171215B/en
Publication of JPH01215914A publication Critical patent/JPH01215914A/ja
Priority to US07/617,424 priority patent/US5028388A/en
Publication of JPH07100807B2 publication Critical patent/JPH07100807B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C21C5/005—Manufacture of stainless steel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture Of Iron (AREA)
JP63039722A 1988-02-24 1988-02-24 低ｓ含クロム溶鉄の製造方法 Expired - Fee Related JPH07100807B2 (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP63039722A JPH07100807B2 (ja) 1988-02-24 1988-02-24 低ｓ含クロム溶鉄の製造方法
EP89301795A EP0330482B1 (en) 1988-02-24 1989-02-23 Method for producing chromium containing molten iron with low sulphur concentration
DE8989301795T DE68906920T2 (de) 1988-02-24 1989-02-23 Verfahren zur herstellung von chromhaltigem, fluessigem eisen mit geringem schwefelgehalt.
ZA891412A ZA891412B (en) 1988-02-24 1989-02-23 Method for producing chromium containing molten iron with low sulphur concentration
CA000591872A CA1336745C (en) 1988-02-24 1989-02-23 Method for producing chromium containing molten iron with low sulphur concentration
KR1019890002213A KR910009962B1 (ko) 1988-02-24 1989-02-24 황농도가 낮은 함크롬 용철의 제조방법
CN89101847A CN1020115C (zh) 1988-02-24 1989-02-24 生产低硫含铬铁水的方法
IN158/CAL/89A IN171215B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-02-24 1989-02-24
US07/617,424 US5028388A (en) 1988-02-24 1990-11-19 Method for producing chromium containing molten iron with low sulphur concentration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63039722A JPH07100807B2 (ja) 1988-02-24 1988-02-24 低ｓ含クロム溶鉄の製造方法

Publications (2)

Publication Number Publication Date
JPH01215914A JPH01215914A (ja) 1989-08-29
JPH07100807B2 true JPH07100807B2 (ja) 1995-11-01

Family

ID=12560878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63039722A Expired - Fee Related JPH07100807B2 (ja) 1988-02-24 1988-02-24 低ｓ含クロム溶鉄の製造方法

Country Status (9)

Country Link
US (1) US5028388A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0330482B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH07100807B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR910009962B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1020115C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1336745C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE68906920T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN171215B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA891412B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100194133B1 (ko) * 1989-06-02 1999-06-15 얀 로버트 난키벨 용융조반응기를 사용한 합금철의 제조방법
CN1040553C (zh) * 1994-08-10 1998-11-04 中国核动力研究设计院 用稀盐酸处理高炉渣的方法
JP4798073B2 (ja) * 2007-06-25 2011-10-19 Ｊｆｅスチール株式会社 溶融還元炉スラグの改質方法
EP3957756B1 (en) * 2019-04-19 2024-02-07 Nippon Steel Corporation Method for producing chromium-containing molten iron
CN114855003B (zh) * 2021-07-06 2023-05-12 丰镇市华兴化工有限公司 一种低钛低硫铬铁及其生产方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT237000B (de) * 1962-09-18 1964-11-25 Guszstahlwerk Witten Ag Verfahren zur Herstellung von legiertem Stahl
JPS6023182B2 (ja) * 1979-12-01 1985-06-06 新日本製鐵株式会社 中炭素高クロム溶湯の溶製方法
JPS5770219A (en) * 1980-10-21 1982-04-30 Nisshin Steel Co Ltd Method for dephosphorizing, desulfurizing and denitrifying iron alloy
JPS609815A (ja) * 1983-06-29 1985-01-18 Nippon Steel Corp 溶融還元による高クロム合金製造方法
DE3518555C1 (de) * 1985-05-23 1986-01-09 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Reduktion von eisenhaltigen Chromerzen

Also Published As

Publication number Publication date
ZA891412B (en) 1989-10-25
EP0330482A2 (en) 1989-08-30
CN1020115C (zh) 1993-03-17
KR910009962B1 (ko) 1991-12-07
KR890013198A (ko) 1989-09-22
IN171215B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-08-15
CN1036797A (zh) 1989-11-01
JPH01215914A (ja) 1989-08-29
EP0330482B1 (en) 1993-06-09
CA1336745C (en) 1995-08-22
DE68906920D1 (de) 1993-07-15
EP0330482A3 (en) 1990-03-07
US5028388A (en) 1991-07-02
DE68906920T2 (de) 1993-09-23

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