AU4245789A - Method for cleaning molten metal - Google Patents

Method for cleaning molten metal

Info

Publication number
AU4245789A
AU4245789A AU42457/89A AU4245789A AU4245789A AU 4245789 A AU4245789 A AU 4245789A AU 42457/89 A AU42457/89 A AU 42457/89A AU 4245789 A AU4245789 A AU 4245789A AU 4245789 A AU4245789 A AU 4245789A
Authority
AU
Australia
Prior art keywords
molten metal
cleaning molten
cleaning
metal
molten
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.)
Abandoned
Application number
AU42457/89A
Inventor
Not Given Name
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
Priority claimed from JP63250807A external-priority patent/JPH0742524B2/en
Priority claimed from JP25080688A external-priority patent/JP2718096B2/en
Priority claimed from JP1031105A external-priority patent/JPH02211974A/en
Application filed by NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Publication of AU4245789A publication Critical patent/AU4245789A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/04—Blast roasting
    • 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
    • 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
    • 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
    • C21C7/0081—Treating and handling under pressure
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
AU42457/89A 1988-10-06 1989-10-02 Method for cleaning molten metal Abandoned AU4245789A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP63-250807 1988-10-06
JP63250807A JPH0742524B2 (en) 1988-10-06 1988-10-06 Method for cleaning molten metal
JP63-250806 1988-10-06
JP25080688A JP2718096B2 (en) 1988-10-06 1988-10-06 Vacuum cleaning method for molten metal
JP1031105A JPH02211974A (en) 1988-01-21 1989-02-13 Method for purifying molten metal by reduction of pressure
JP1-31105 1989-02-13

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU13976/92A Division AU655245B2 (en) 1988-10-06 1992-04-02 Method for cleaning molten metal

Publications (1)

Publication Number Publication Date
AU4245789A true AU4245789A (en) 1990-08-16

Family

ID=27287204

Family Applications (2)

Application Number Title Priority Date Filing Date
AU42457/89A Abandoned AU4245789A (en) 1988-10-06 1989-10-02 Method for cleaning molten metal
AU13976/92A Ceased AU655245B2 (en) 1988-10-06 1992-04-02 Method for cleaning molten metal

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU13976/92A Ceased AU655245B2 (en) 1988-10-06 1992-04-02 Method for cleaning molten metal

Country Status (6)

Country Link
EP (1) EP0362851B1 (en)
KR (1) KR920006578B1 (en)
AU (2) AU4245789A (en)
BR (1) BR8905068A (en)
CA (1) CA1339703C (en)
DE (1) DE68905741T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004495A (en) * 1990-02-05 1991-04-02 Labate M D Method for producing ultra clean steel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1582780A (en) * 1968-01-10 1969-10-10
US3635696A (en) * 1968-05-21 1972-01-18 Finkl & Sons Co Treatment of molten metal using arc heat and vacuum
DE2710577A1 (en) * 1977-03-11 1978-09-14 Thyssen Edelstahlwerke Ag METHOD OF REFRESHING STEEL
DE3426736A1 (en) * 1984-07-20 1986-01-30 Klöckner CRA Technologie GmbH, 4100 Duisburg METHOD FOR THE PURGE GAS TREATMENT OF METAL MELT
GB2162604B (en) * 1984-07-30 1988-05-25 Teves Gmbh Alfred Braking pressure generator for a hydraulic brake system
US4780134A (en) * 1986-09-23 1988-10-25 A. Finkl & Sons Co. Simplified method and apparatus for treating molten steel

Also Published As

Publication number Publication date
KR920006578B1 (en) 1992-08-10
AU655245B2 (en) 1994-12-08
KR900006541A (en) 1990-05-08
EP0362851B1 (en) 1993-03-31
DE68905741D1 (en) 1993-05-06
BR8905068A (en) 1990-05-08
EP0362851A3 (en) 1990-06-20
DE68905741T2 (en) 1993-09-23
AU1397692A (en) 1992-05-28
EP0362851A2 (en) 1990-04-11
CA1339703C (en) 1998-03-10

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