JPS60177122A - 溶鋼内吹込ガスの切換方法及び装置 - Google Patents

溶鋼内吹込ガスの切換方法及び装置

Info

Publication number
JPS60177122A
JPS60177122A JP3139784A JP3139784A JPS60177122A JP S60177122 A JPS60177122 A JP S60177122A JP 3139784 A JP3139784 A JP 3139784A JP 3139784 A JP3139784 A JP 3139784A JP S60177122 A JPS60177122 A JP S60177122A
Authority
JP
Japan
Prior art keywords
gas
pressure
low
switching
flow rate
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.)
Granted
Application number
JP3139784A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05444B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Shozo Murakami
村上　昌三
Mutsuo Nakajima
中嶋　睦生
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 JP3139784A priority Critical patent/JPS60177122A/ja
Publication of JPS60177122A publication Critical patent/JPS60177122A/ja
Publication of JPH05444B2 publication Critical patent/JPH05444B2/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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases

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)
JP3139784A 1984-02-23 1984-02-23 溶鋼内吹込ガスの切換方法及び装置 Granted JPS60177122A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3139784A JPS60177122A (ja) 1984-02-23 1984-02-23 溶鋼内吹込ガスの切換方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3139784A JPS60177122A (ja) 1984-02-23 1984-02-23 溶鋼内吹込ガスの切換方法及び装置

Publications (2)

Publication Number Publication Date
JPS60177122A true JPS60177122A (ja) 1985-09-11
JPH05444B2 JPH05444B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-06

Family

ID=12330124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3139784A Granted JPS60177122A (ja) 1984-02-23 1984-02-23 溶鋼内吹込ガスの切換方法及び装置

Country Status (1)

Country Link
JP (1) JPS60177122A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5011531A (en) * 1987-06-29 1991-04-30 Kawasaki Steel Corporation Method and apparatus for degassing molten metal utilizing RH method
CN111230055A (zh) * 2020-03-18 2020-06-05 无锡梯威信息科技有限公司 一种浇钢时防止氧化的自动氩气控制装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966518A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-08-01 1974-06-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966518A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-08-01 1974-06-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5011531A (en) * 1987-06-29 1991-04-30 Kawasaki Steel Corporation Method and apparatus for degassing molten metal utilizing RH method
CN111230055A (zh) * 2020-03-18 2020-06-05 无锡梯威信息科技有限公司 一种浇钢时防止氧化的自动氩气控制装置

Also Published As

Publication number Publication date
JPH05444B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-06

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