JPH029645B2 - - Google Patents

Info

Publication number
JPH029645B2
JPH029645B2 JP7352985A JP7352985A JPH029645B2 JP H029645 B2 JPH029645 B2 JP H029645B2 JP 7352985 A JP7352985 A JP 7352985A JP 7352985 A JP7352985 A JP 7352985A JP H029645 B2 JPH029645 B2 JP H029645B2
Authority
JP
Japan
Prior art keywords
molten steel
ladle
blowing
oxidizing
heating
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
Application number
JP7352985A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61235506A (ja
Inventor
Mutsuo Nakajima
Ryoichi Sakomura
Kosuke Yamashita
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP7352985A priority Critical patent/JPS61235506A/ja
Publication of JPS61235506A publication Critical patent/JPS61235506A/ja
Publication of JPH029645B2 publication Critical patent/JPH029645B2/ja
Granted 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
JP7352985A 1985-04-09 1985-04-09 取鍋内溶鋼の昇熱法 Granted JPS61235506A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7352985A JPS61235506A (ja) 1985-04-09 1985-04-09 取鍋内溶鋼の昇熱法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7352985A JPS61235506A (ja) 1985-04-09 1985-04-09 取鍋内溶鋼の昇熱法

Publications (2)

Publication Number Publication Date
JPS61235506A JPS61235506A (ja) 1986-10-20
JPH029645B2 true JPH029645B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-02

Family

ID=13520851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7352985A Granted JPS61235506A (ja) 1985-04-09 1985-04-09 取鍋内溶鋼の昇熱法

Country Status (1)

Country Link
JP (1) JPS61235506A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008105051A (ja) * 2006-10-25 2008-05-08 Shinagawa Refract Co Ltd 発熱材

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6456816A (en) * 1987-08-27 1989-03-03 Sumitomo Metal Ind Heating method for molten steel in ladle
JPH07103415B2 (ja) * 1990-05-29 1995-11-08 新日本製鐵株式会社 取鍋内溶鋼の吹酸昇熱方法
GB0010393D0 (en) * 2000-04-28 2000-06-14 Qual Chem Limited Steel making
JP5119528B2 (ja) * 2007-08-09 2013-01-16 新日鐵住金株式会社 鍋内の溶鋼温度制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008105051A (ja) * 2006-10-25 2008-05-08 Shinagawa Refract Co Ltd 発熱材

Also Published As

Publication number Publication date
JPS61235506A (ja) 1986-10-20

Similar Documents

Publication Publication Date Title
US5902374A (en) Vacuum refining method for molten steel
JPH029645B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0510406B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA1157276A (en) Method for preventing slopping during subsurface pneumatic refining of steel
JPH0233779B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3604311B2 (ja) 取鍋内溶鋼への炭材添加方法
US3860418A (en) Method of refining iron melts containing chromium
JPH093523A (ja) 取鍋内溶鋼の昇熱方法
KR100334945B1 (ko) 간이 레들 정련방법
US4726033A (en) Process to improve electric arc furnace steelmaking by bottom gas injection
KR20000042528A (ko) 저린강 제조를 위한 전로정련방법
JP3239691B2 (ja) アーク炉溶解法
JP3655512B2 (ja) 中高炭素鋼の吹酸昇熱方法
RU1319561C (ru) Способ продувки низкомарганцовистого чугуна в конвертере
KR20020005741A (ko) 용융 금속을 탈탄 및 탈린하는 방법
JPS63266017A (ja) 取鍋内溶鋼の昇熱精錬方法
JPH07268438A (ja) 溶鋼の昇熱方法
JPH07103415B2 (ja) 取鍋内溶鋼の吹酸昇熱方法
SU1708863A1 (ru) Способ выплавки стали в мартеновской печи
JP3861618B2 (ja) 転炉を用いた溶銑の脱りん方法
KR20050037076A (ko) 저류강의 제조방법
JP2000054020A (ja) 高炭素溶鋼の精錬方法
JPH0348247B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS62116752A (ja) 低・中炭素合金鉄の製造方法
JPH08225823A (ja) 溶融金属の精錬方法