JPS59202138A - 気泡発生方法 - Google Patents

気泡発生方法

Info

Publication number
JPS59202138A
JPS59202138A JP7646783A JP7646783A JPS59202138A JP S59202138 A JPS59202138 A JP S59202138A JP 7646783 A JP7646783 A JP 7646783A JP 7646783 A JP7646783 A JP 7646783A JP S59202138 A JPS59202138 A JP S59202138A
Authority
JP
Japan
Prior art keywords
steel
foam
brick
molten steel
magnetic field
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
JP7646783A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0330456B2 (fr
Inventor
Koichi Takeda
紘一 武田
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 JP7646783A priority Critical patent/JPS59202138A/ja
Publication of JPS59202138A publication Critical patent/JPS59202138A/ja
Publication of JPH0330456B2 publication Critical patent/JPH0330456B2/ja
Granted legal-status Critical Current

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
    • C21C7/04—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)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP7646783A 1983-04-30 1983-04-30 気泡発生方法 Granted JPS59202138A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7646783A JPS59202138A (ja) 1983-04-30 1983-04-30 気泡発生方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7646783A JPS59202138A (ja) 1983-04-30 1983-04-30 気泡発生方法

Publications (2)

Publication Number Publication Date
JPS59202138A true JPS59202138A (ja) 1984-11-15
JPH0330456B2 JPH0330456B2 (fr) 1991-04-30

Family

ID=13605967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7646783A Granted JPS59202138A (ja) 1983-04-30 1983-04-30 気泡発生方法

Country Status (1)

Country Link
JP (1) JPS59202138A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7261141B2 (en) * 2002-02-22 2007-08-28 Hideo Nakajima Metal porous body manufacturing method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5609895B2 (ja) * 2012-01-12 2014-10-22 新日鐵住金株式会社 溶鋼中での気泡の発生方法
JP6492554B2 (ja) * 2014-11-07 2019-04-03 株式会社豊田自動織機 超音波探傷検査方法及び超音波探傷検査装置
JP7514548B2 (ja) * 2022-02-25 2024-07-11 明智セラミックス株式会社 脱ガス用坩堝

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7261141B2 (en) * 2002-02-22 2007-08-28 Hideo Nakajima Metal porous body manufacturing method

Also Published As

Publication number Publication date
JPH0330456B2 (fr) 1991-04-30

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