JPS64217A - Vacuum refining method for molten steel - Google Patents

Vacuum refining method for molten steel

Info

Publication number: JPS64217A
Authority: JP; Japan
Prior art keywords: molten steel; vacuum refining; blowing; vacuum; treatment vessel
Prior art date: 1987-02-06
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

JP1581788A

Other languages

English (en)

Other versions

JPH01217A (ja

Inventor

Kiyoshi Takahashi

Nobumoto Takashiba

Shinji Kojima

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.)

1987-02-06

Filing date

1988-01-28

Publication date

1989-01-05

1988-01-28 Application filed by Kawasaki Steel Corp filed Critical Kawasaki Steel Corp

1988-01-28 Priority to JP1581788A priority Critical patent/JPS64217A/ja

1989-01-05 Publication of JPH01217A publication Critical patent/JPH01217A/ja

1989-01-05 Publication of JPS64217A publication Critical patent/JPS64217A/ja

Status Pending legal-status Critical Current

Links

229910000831 Steel Inorganic materials 0.000 title abstract 12
239000010959 steel Substances 0.000 title abstract 12
238000007670 refining Methods 0.000 title abstract 4
238000000034 method Methods 0.000 title abstract 3
238000007664 blowing Methods 0.000 abstract 4
239000007789 gas Substances 0.000 abstract 4
238000009489 vacuum treatment Methods 0.000 abstract 3
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
239000001301 oxygen Substances 0.000 abstract 2
229910052760 oxygen Inorganic materials 0.000 abstract 2
238000002485 combustion reaction Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1

Landscapes

Treatment Of Steel In Its Molten State (AREA)

JP1581788A 1987-02-06 1988-01-28 Vacuum refining method for molten steel Pending JPS64217A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP1581788A JPS64217A (en)	1987-02-06	1988-01-28	Vacuum refining method for molten steel

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP2487787		1987-02-06
JP62-24877		1987-02-06
JP1581788A JPS64217A (en)	1987-02-06	1988-01-28	Vacuum refining method for molten steel

Publications (2)

Publication Number	Publication Date
JPH01217A JPH01217A (ja)	1989-01-05
JPS64217A true JPS64217A (en)	1989-01-05

Family

ID=26352035

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP1581788A Pending JPS64217A (en)	1987-02-06	1988-01-28	Vacuum refining method for molten steel

Country Status (1)

Country	Link
JP (1)	JPS64217A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0673433A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	溶鋼の真空脱ガス処理方法
JPH0673432A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	溶鋼の真空脱炭処理方法
JPH0673431A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	真空脱ガス装置
JPH06220521A (ja) *	1993-01-27	1994-08-09	Nkk Corp	溶融金属の減圧下における精錬方法
EP0584814A3 (en) *	1992-08-26	1994-09-07	Nippon Steel Corp	Process and apparatus for vacuum degassing molten steel
US6156263A (en) *	1996-10-08	2000-12-05	Pohang Iron & Steel Co., Ltd.	Molten steel smelting apparatus for producing ultra-low carbon steel

1988
- 1988-01-28 JP JP1581788A patent/JPS64217A/ja active Pending

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0673433A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	溶鋼の真空脱ガス処理方法
JPH0673432A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	溶鋼の真空脱炭処理方法
JPH0673431A (ja) *	1992-08-26	1994-03-15	Nippon Steel Corp	真空脱ガス装置
EP0584814A3 (en) *	1992-08-26	1994-09-07	Nippon Steel Corp	Process and apparatus for vacuum degassing molten steel
US5413623A (en) *	1992-08-26	1995-05-09	Nippon Steel Corporation	Process and apparatus for vacuum degassing molten steel
JPH06220521A (ja) *	1993-01-27	1994-08-09	Nkk Corp	溶融金属の減圧下における精錬方法
US6156263A (en) *	1996-10-08	2000-12-05	Pohang Iron & Steel Co., Ltd.	Molten steel smelting apparatus for producing ultra-low carbon steel

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