JPS5743918A - Method for preventing spouting in bottom-blown converter jointly using top blow - Google Patents

Method for preventing spouting in bottom-blown converter jointly using top blow

Info

Publication number
JPS5743918A
JPS5743918A JP11900480A JP11900480A JPS5743918A JP S5743918 A JPS5743918 A JP S5743918A JP 11900480 A JP11900480 A JP 11900480A JP 11900480 A JP11900480 A JP 11900480A JP S5743918 A JPS5743918 A JP S5743918A
Authority
JP
Japan
Prior art keywords
vibration
lance
feed rate
oxygen
blown oxygen
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.)
Pending
Application number
JP11900480A
Other languages
English (en)
Inventor
Hirosuke Yamada
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.)
JFE Steel Corp
Original Assignee
Kawasaki 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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP11900480A priority Critical patent/JPS5743918A/ja
Publication of JPS5743918A publication Critical patent/JPS5743918A/ja
Pending 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
    • 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
    • C21C5/4673—Measuring and sampling devices
JP11900480A 1980-08-30 1980-08-30 Method for preventing spouting in bottom-blown converter jointly using top blow Pending JPS5743918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11900480A JPS5743918A (en) 1980-08-30 1980-08-30 Method for preventing spouting in bottom-blown converter jointly using top blow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11900480A JPS5743918A (en) 1980-08-30 1980-08-30 Method for preventing spouting in bottom-blown converter jointly using top blow

Publications (1)

Publication Number Publication Date
JPS5743918A true JPS5743918A (en) 1982-03-12

Family

ID=14750607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11900480A Pending JPS5743918A (en) 1980-08-30 1980-08-30 Method for preventing spouting in bottom-blown converter jointly using top blow

Country Status (1)

Country Link
JP (1) JPS5743918A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5757820A (en) * 1980-09-25 1982-04-07 Nippon Kokan Kk <Nkk> Method for preventing slopping in top and bottom blown converter
JPH02149610A (ja) * 1988-11-30 1990-06-08 Kobe Steel Ltd 溶融鉄処理炉のスロッピング検出方法
JPH04308017A (ja) * 1991-04-04 1992-10-30 Nippon Steel Corp スラグフォーミング防止法
WO2013072170A3 (de) * 2011-11-15 2013-08-22 Sms Siemag Ag Blaslanze für einen bof-konverter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5757820A (en) * 1980-09-25 1982-04-07 Nippon Kokan Kk <Nkk> Method for preventing slopping in top and bottom blown converter
JPS6050842B2 (ja) * 1980-09-25 1985-11-11 日本鋼管株式会社 上下吹錬転炉におけるスロツピング防止方法
JPH02149610A (ja) * 1988-11-30 1990-06-08 Kobe Steel Ltd 溶融鉄処理炉のスロッピング検出方法
JPH04308017A (ja) * 1991-04-04 1992-10-30 Nippon Steel Corp スラグフォーミング防止法
WO2013072170A3 (de) * 2011-11-15 2013-08-22 Sms Siemag Ag Blaslanze für einen bof-konverter

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