JPH0146563B2 - - Google Patents

Info

Publication number
JPH0146563B2
JPH0146563B2 JP56075574A JP7557481A JPH0146563B2 JP H0146563 B2 JPH0146563 B2 JP H0146563B2 JP 56075574 A JP56075574 A JP 56075574A JP 7557481 A JP7557481 A JP 7557481A JP H0146563 B2 JPH0146563 B2 JP H0146563B2
Authority
JP
Japan
Prior art keywords
molten steel
ladle
water
airtight
vacuum pump
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
JP56075574A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57192214A (en
Inventor
Katsuhiko 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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP7557481A priority Critical patent/JPS57192214A/ja
Publication of JPS57192214A publication Critical patent/JPS57192214A/ja
Publication of JPH0146563B2 publication Critical patent/JPH0146563B2/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
    • C21C7/10—Handling in a vacuum

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)
JP7557481A 1981-05-18 1981-05-18 Molten steel-refining method and apparatus therefor Granted JPS57192214A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7557481A JPS57192214A (en) 1981-05-18 1981-05-18 Molten steel-refining method and apparatus therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7557481A JPS57192214A (en) 1981-05-18 1981-05-18 Molten steel-refining method and apparatus therefor

Publications (2)

Publication Number Publication Date
JPS57192214A JPS57192214A (en) 1982-11-26
JPH0146563B2 true JPH0146563B2 (enrdf_load_stackoverflow) 1989-10-09

Family

ID=13580091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7557481A Granted JPS57192214A (en) 1981-05-18 1981-05-18 Molten steel-refining method and apparatus therefor

Country Status (1)

Country Link
JP (1) JPS57192214A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6173817A (ja) * 1984-09-18 1986-04-16 Sumitomo Electric Ind Ltd 溶鋼制御精錬法および精錬装置
JPH01170555A (ja) * 1987-12-25 1989-07-05 Nkk Corp 溶融金属の清浄化方法
JPH0234715A (ja) * 1988-07-25 1990-02-05 Sumitomo Electric Ind Ltd 鋼の溶解及び二次精錬方法
JP3619283B2 (ja) * 1995-04-20 2005-02-09 新日本製鐵株式会社 中炭素Ａｌキルド鋼の製造方法
JP4032679B2 (ja) * 2001-08-16 2008-01-16 住友金属工業株式会社 靱性の良好な鋼材およびその製造方法
JP6808873B1 (ja) * 2020-04-10 2021-01-06 山田 榮子 錆びにくい鉄筋用棒鋼とその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5497517A (en) * 1978-01-13 1979-08-01 Ee Fuinkuru Ando Sanzu Co Desulfurization of molten steel
JPS5548084A (en) * 1978-10-03 1980-04-05 Energy Eng Kk Water sealing system floating roof
JPS5641683A (en) * 1979-09-14 1981-04-18 Ngk Spark Plug Co Electric selffcleaning ignition plug

Also Published As

Publication number Publication date
JPS57192214A (en) 1982-11-26

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