FR2051745B1 - - Google Patents

Info

Publication number
FR2051745B1
FR2051745B1 FR7024213A FR7024213A FR2051745B1 FR 2051745 B1 FR2051745 B1 FR 2051745B1 FR 7024213 A FR7024213 A FR 7024213A FR 7024213 A FR7024213 A FR 7024213A FR 2051745 B1 FR2051745 B1 FR 2051745B1
Authority
FR
France
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
FR7024213A
Other languages
French (fr)
Other versions
FR2051745A1 (it
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of FR2051745A1 publication Critical patent/FR2051745A1/fr
Application granted granted Critical
Publication of FR2051745B1 publication Critical patent/FR2051745B1/fr
Expired 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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)
FR7024213A 1969-07-15 1970-06-30 Expired FR2051745B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE997469A SE341412B (it) 1969-07-15 1969-07-15

Publications (2)

Publication Number Publication Date
FR2051745A1 FR2051745A1 (it) 1971-04-09
FR2051745B1 true FR2051745B1 (it) 1974-05-03

Family

ID=20277938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7024213A Expired FR2051745B1 (it) 1969-07-15 1970-06-30

Country Status (6)

Country Link
JP (1) JPS512411B1 (it)
BE (1) BE752728A (it)
DE (1) DE2032845B2 (it)
FR (1) FR2051745B1 (it)
GB (1) GB1314889A (it)
SE (1) SE341412B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2205206A1 (de) * 1972-02-04 1973-08-16 Finkl & Sons Co Verfahren zur entschwefelung von stahl und vorrichtung zur durchfuehrung des verfahrens
CA1069314A (en) * 1974-09-20 1980-01-08 Sumitomo Metal Industries, Ltd. Process for the addition of calcium to molten steel
US3960616A (en) * 1975-06-19 1976-06-01 Armco Steel Corporation Rare earth metal treated cold rolled, non-oriented silicon steel and method of making it
IT1047585B (it) * 1975-09-26 1980-10-20 Centro Speriment Metallurg Perfezionamento alla disossidazione e desolforazione dell acciaio
DE2646437A1 (de) * 1975-10-17 1977-04-21 Finkl & Sons Co Verfahren und vorrichtung zum entschwefeln eines stahlschmelzbades
FR2396087A1 (fr) * 1977-09-02 1979-01-26 Tscherna Metalurgia Procede et dispositif pour le raffinage de masses fondues a base de fer
DE2756201C3 (de) * 1977-10-03 1981-03-26 Molycorp, Inc., White Plains, N.Y. Verfahren zur Entschwefelung von fließfähigen Materialien
FR2407985A1 (fr) * 1977-11-04 1979-06-01 Molycorp Inc Procede de desulfuration du fer et de l'acier fondus
FR2433581A1 (fr) * 1978-07-27 1980-03-14 Morival Fernand Procede et appareils permettant d'ameliorer le rendement de la desoxydation, de la desulfuration et de l'epuration de l'acier dans la poche de coulee
LU84472A1 (fr) * 1982-11-17 1984-06-13 Arbed Procede et installation pour le traitement de l'acier en poche

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR384599A (it) *
FR1376281A (fr) * 1963-12-04 1964-10-23 Westinghouse Electric Corp Purification d'alliages
FR1425560A (fr) * 1963-12-20 1966-01-24 Republic Steel Corp Procédé et installation pour produire de l'acier à faible teneur en gaz

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel

Also Published As

Publication number Publication date
GB1314889A (en) 1973-04-26
BE752728A (fr) 1970-12-01
SE341412B (it) 1971-12-27
DE2032845B2 (de) 1975-05-28
DE2032845A1 (de) 1971-02-04
JPS512411B1 (it) 1976-01-26
FR2051745A1 (it) 1971-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse