AU2848289A - Method for refining molten steel in a vacuum - Google Patents

Method for refining molten steel in a vacuum

Info

Publication number
AU2848289A
AU2848289A AU28482/89A AU2848289A AU2848289A AU 2848289 A AU2848289 A AU 2848289A AU 28482/89 A AU28482/89 A AU 28482/89A AU 2848289 A AU2848289 A AU 2848289A AU 2848289 A AU2848289 A AU 2848289A
Authority
AU
Australia
Prior art keywords
vacuum
molten steel
refining molten
refining
steel
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
AU28482/89A
Other versions
AU601893B2 (en
Inventor
Shuzo Fukuda
Toshio Ishii
Yoshihiko Kawai
Yutaka Okubo
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 Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Publication of AU2848289A publication Critical patent/AU2848289A/en
Application granted granted Critical
Publication of AU601893B2 publication Critical patent/AU601893B2/en
Anticipated expiration legal-status Critical
Ceased 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)
  • Continuous Casting (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
AU28482/89A 1988-01-21 1989-01-13 Method for refining molten steel in a vacuum Ceased AU601893B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63-9675 1988-01-21
JP63009675A JPH01188619A (en) 1988-01-21 1988-01-21 Method for rh vacuum degasification
JP1031105A JPH02211974A (en) 1988-01-21 1989-02-13 Method for purifying molten metal by reduction of pressure

Publications (2)

Publication Number Publication Date
AU2848289A true AU2848289A (en) 1989-08-10
AU601893B2 AU601893B2 (en) 1990-09-20

Family

ID=39689269

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28482/89A Ceased AU601893B2 (en) 1988-01-21 1989-01-13 Method for refining molten steel in a vacuum

Country Status (6)

Country Link
EP (1) EP0325242A3 (en)
JP (2) JPH01188619A (en)
KR (1) KR930005067B1 (en)
AU (1) AU601893B2 (en)
BR (1) BR8900249A (en)
CA (1) CA1338397C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102296159A (en) * 2010-06-25 2011-12-28 鞍钢股份有限公司 Method for treating blockage of insertion tube

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5077255A (en) * 1986-09-09 1991-12-31 Exxon Chemical Patents Inc. New supported polymerization catalyst
US5221326A (en) * 1990-05-17 1993-06-22 Kawasaki Steel Corporation Method of producing ultra-low-carbon steel
DE19856073A1 (en) * 1998-12-04 2000-06-15 Technometal Ges Fuer Metalltec Process for denitrifying molten steel
US7396378B2 (en) * 2000-06-05 2008-07-08 Sanyo Special Steel Co., Ltd. Process for producing a high cleanliness steel
GB2406580B (en) * 2000-06-05 2005-09-07 Sanyo Special Steel Co Ltd High-cleanliness steel and process for producing the same
GB2410253B (en) * 2000-06-05 2005-09-14 Sanyo Special Steel Co Ltd High-cleanliness steel and process for producing the same
EP1568790A1 (en) * 2004-02-24 2005-08-31 Paul Wurth S.A. Apparatus for the treatment of liquid metal in a ladle
KR101881971B1 (en) * 2016-11-09 2018-08-24 주식회사 포스코 Casting apparatus and casging method using the same
CN113957203B (en) * 2021-12-21 2022-03-15 太原科技大学 Multifunctional non-centrosymmetric vacuum refining equipment

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE593968A (en) * 1959-08-14 1960-12-01 Heraeus Gmbh W C Improvements in degassing by circulation of metals, in particular steel
DE1222090B (en) * 1960-09-09 1966-08-04 Heraeus Gmbh W C Process for degassing molten steel
US3320053A (en) * 1964-09-25 1967-05-16 Bethlehem Steel Corp Method of injecting gases into steel melts
JPS6021207B2 (en) * 1981-05-26 1985-05-25 川崎製鉄株式会社 Manufacturing method of ultra-low carbon molten steel
JPS57200514A (en) * 1981-06-03 1982-12-08 Nippon Kokan Kk <Nkk> Method for degassing molten steel
JPS5837112A (en) * 1981-08-29 1983-03-04 Kawasaki Steel Corp Vacuum refining method of molten steel
JPS60184619A (en) * 1984-02-29 1985-09-20 Sumitomo Metal Ind Ltd Production of low-nitrogen steel
BR8803185A (en) * 1987-06-29 1989-01-24 Kawasaki Steel Co PROCESS AND APPLIANCE FOR DEGASIFICATION OF METAL IN MELTING
AU605949B2 (en) * 1987-12-25 1991-01-24 Nkk Corporation Method for cleaning molten metal and apparatus therefor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102296159A (en) * 2010-06-25 2011-12-28 鞍钢股份有限公司 Method for treating blockage of insertion tube
CN102296159B (en) * 2010-06-25 2013-05-01 鞍钢股份有限公司 Method for treating blockage of insertion tube

Also Published As

Publication number Publication date
AU601893B2 (en) 1990-09-20
EP0325242A3 (en) 1990-02-14
EP0325242A2 (en) 1989-07-26
JPH02211974A (en) 1990-08-23
JPH01188619A (en) 1989-07-27
BR8900249A (en) 1989-09-19
KR930005067B1 (en) 1993-06-15
KR890012009A (en) 1989-08-23
CA1338397C (en) 1996-06-18

Similar Documents

Publication Publication Date Title
AU3252289A (en) Method for predictive dialing
AU2628488A (en) Method for repairing damaged composite articles
AU644630B2 (en) Process for melting and refining a charge
AU4478993A (en) Process for vacuum degassing molten steel
AU568258B2 (en) Degassing apparatus for a metal mould
AU2848289A (en) Method for refining molten steel in a vacuum
AU2339288A (en) Method and apparatus for controlling a flotation cell
AU4278489A (en) Dispensing apparatus for molten metal
AU601044B2 (en) Process for opening ores
AU615443B2 (en) A submerged nozzle for steel casting
AU615295B2 (en) Method for controlling a process
AU575259B2 (en) Method for controlling early casting stage in continuous casting process
AU1303488A (en) Degassing apparatus for a metal mold
AU2694188A (en) A method for stabilizing hydroisomerates
AU6621490A (en) Method for discharging a digester
AU590163B2 (en) Process for heating molten steel contained in a ladle
AU1611788A (en) Process for metal fibers
AU5874790A (en) Apparatus for accelerating store operations in a risc computer
AU4156789A (en) Rolling method for parallel-flange steel shapes
AU4779285A (en) Method for using nutrient-containing liposomes in hyperalimentation
AU631258B2 (en) Process for introducing free-flowing additives into a metallurgical vessel and vessel for this process
AU3034289A (en) Method for making sour-milk products
AU6588186A (en) Method for suppressing fuming in molten steel
AU1061088A (en) Apparatus for degassing molten metal
AU4012285A (en) Apparatus for producing a force when in a moving liquid