FR2174769A2 - Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting - Google Patents

Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting

Info

Publication number
FR2174769A2
FR2174769A2 FR7208352A FR7208352A FR2174769A2 FR 2174769 A2 FR2174769 A2 FR 2174769A2 FR 7208352 A FR7208352 A FR 7208352A FR 7208352 A FR7208352 A FR 7208352A FR 2174769 A2 FR2174769 A2 FR 2174769A2
Authority
FR
France
Prior art keywords
treatment
appts
solids
casting
ensuring
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
FR7208352A
Other languages
English (en)
Other versions
FR2174769B2 (fr
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.)
Air Liquide SA
Original Assignee
Air Liquide SA
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 Air Liquide SA filed Critical Air Liquide SA
Priority to FR7208352A priority Critical patent/FR2174769A2/fr
Publication of FR2174769A2 publication Critical patent/FR2174769A2/fr
Application granted granted Critical
Publication of FR2174769B2 publication Critical patent/FR2174769B2/fr
Granted 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
    • 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
    • C22B9/055—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ while the metal is circulating, e.g. combined with filtration
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/10—Making spheroidal graphite cast-iron
    • 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
    • C21C7/0068—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by introducing material into a current of streaming metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7208352A 1972-03-10 1972-03-10 Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting Granted FR2174769A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7208352A FR2174769A2 (en) 1972-03-10 1972-03-10 Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7208352A FR2174769A2 (en) 1972-03-10 1972-03-10 Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting

Publications (2)

Publication Number Publication Date
FR2174769A2 true FR2174769A2 (en) 1973-10-19
FR2174769B2 FR2174769B2 (fr) 1974-08-30

Family

ID=9094973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7208352A Granted FR2174769A2 (en) 1972-03-10 1972-03-10 Treatment of molten metal with solids - in appts ensuring a short time lapse between treatment and casting

Country Status (1)

Country Link
FR (1) FR2174769A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0349523A2 (fr) * 1988-06-27 1990-01-03 Voest-Alpine Stahl Donawitz Gesellschaft M.B.H. Dispositif de séparation du laitier de l'acier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0349523A2 (fr) * 1988-06-27 1990-01-03 Voest-Alpine Stahl Donawitz Gesellschaft M.B.H. Dispositif de séparation du laitier de l'acier
EP0349523A3 (fr) * 1988-06-27 1990-04-04 Voest-Alpine Stahl Donawitz Gesellschaft M.B.H. Dispositif de séparation du laitier de l'acier

Also Published As

Publication number Publication date
FR2174769B2 (fr) 1974-08-30

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