FR2242468B1 - - Google Patents

Info

Publication number
FR2242468B1
FR2242468B1 FR7429677A FR7429677A FR2242468B1 FR 2242468 B1 FR2242468 B1 FR 2242468B1 FR 7429677 A FR7429677 A FR 7429677A FR 7429677 A FR7429677 A FR 7429677A FR 2242468 B1 FR2242468 B1 FR 2242468B1
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
FR7429677A
Other languages
French (fr)
Other versions
FR2242468A1 (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.)
Union Carbide Corp
Original Assignee
Union Carbide 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.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of FR2242468A1 publication Critical patent/FR2242468A1/fr
Application granted granted Critical
Publication of FR2242468B1 publication Critical patent/FR2242468B1/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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7429677A 1973-08-31 1974-08-30 Expired FR2242468B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US393505A US3929464A (en) 1973-08-31 1973-08-31 Desulfurization of molten ferrous metals

Publications (2)

Publication Number Publication Date
FR2242468A1 FR2242468A1 (it) 1975-03-28
FR2242468B1 true FR2242468B1 (it) 1978-06-09

Family

ID=23554966

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7429677A Expired FR2242468B1 (it) 1973-08-31 1974-08-30

Country Status (10)

Country Link
US (1) US3929464A (it)
JP (1) JPS5624009B2 (it)
BE (1) BE819430A (it)
CA (1) CA1024748A (it)
DE (1) DE2440205B2 (it)
FR (1) FR2242468B1 (it)
GB (1) GB1476182A (it)
IT (1) IT1019175B (it)
NO (1) NO743126L (it)
SE (1) SE7411025L (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2500497C2 (de) * 1975-01-08 1977-03-31 Sueddeutsche Kalkstickstoff Mittel zum entschwefeln von eisenschmelzen und verfahren zu seiner anwendung
US4199350A (en) * 1975-05-17 1980-04-22 Vacmetal Gesellschaft fur Vakuummetallurgie mbH Method for the production of quality steels
US3998625A (en) * 1975-11-12 1976-12-21 Jones & Laughlin Steel Corporation Desulfurization method
US4198229A (en) * 1976-06-28 1980-04-15 Nippon Steel Corporation Method of dephosphorization of metal or alloy
US4067729A (en) * 1976-09-01 1978-01-10 Wolfgang Holzgruber Desulfurization of liquid iron melts
DE2641817C2 (de) * 1976-09-17 1985-02-14 Hoechst Ag, 6230 Frankfurt Pulvergemische zur Entschwefelung von Eisenschmelzen
US4194903A (en) * 1976-10-12 1980-03-25 Hoesch Werke Aktiengesellschaft Method of producing steel with the lowest possible sulfur content by desulfurization of pig iron with magnesium coke
DE2656522C2 (de) * 1976-12-14 1978-11-09 Stahlwerke Peine-Salzgitter Ag, 3150 Peine Verfahren zur Entschwefelung von Roheisen
DE2708522C2 (de) * 1977-02-26 1985-02-14 Skw Trostberg Ag, 8223 Trostberg Behandeln von Eisenschmelzen mit erdalkalihaltigen, karbidischen und metallischen Mitteln durch Einblasen mit einem Trägergas
CH631489A5 (de) * 1977-06-02 1982-08-13 Alusuisse Verfahren zur kontinuierlichen herstellung von metallegierungen.
DE2728744C2 (de) * 1977-06-25 1984-11-08 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung von Magnesiumpulver enthaltenden Korngemischen
DE2741588C2 (de) * 1977-09-15 1985-02-07 Skw Trostberg Ag, 8223 Trostberg Mittel zum Entschwefeln von Eisenschmelzen
US4180397A (en) * 1977-09-15 1979-12-25 British Steel Corporation Machinable steel
US4232854A (en) * 1978-05-26 1980-11-11 Barbakadze Dzhondo F Method of introducing powdered reagents into molten metals and apparatus for effecting same
IT1100071B (it) * 1978-09-06 1985-09-28 Berg Karl Erik Procedimento per alligare una fusione di metallo
LU80692A1 (de) * 1978-12-21 1980-07-21 Arbed Verfahren und vorrichtung zum entschwefeln von eisenschmelzen
JPS55110711A (en) * 1979-02-16 1980-08-26 Nippon Steel Corp Desulfurization of molten pig iron
US4242126A (en) * 1979-07-11 1980-12-30 Skw Trostberg Aktiengesellschaft Process for the treatment of iron melts and for increasing the scrap portion in the converter
DE2934193A1 (de) * 1979-08-23 1981-03-26 Denki Kagaku Kogyo K.K., Tokio/Tokyo Mittel zur entschwefelung von geschmolzenem eisen.
US4260417A (en) * 1979-11-05 1981-04-07 Ford Motor Company Batch desulfurization in a coreless induction furnace
US4315773A (en) * 1979-11-27 1982-02-16 Skw Trostberg Aktiengesellschaft Desulfurization mixture and process for desulfurizing pig iron
US4266969A (en) * 1980-01-22 1981-05-12 Jones & Laughlin Steel Corporation Desulfurization process
US4277279A (en) * 1980-03-24 1981-07-07 Jones & Laughlin Steel Corporation Method and apparatus for dispensing a fluidized stream of particulate material
US4286774A (en) * 1980-04-22 1981-09-01 Victor Benatar System for automatically injecting a measured quantity of powdered reagent into a pool of molten metal
SE448741B (sv) * 1980-12-23 1987-03-16 Asea Ab Forfaringssett och anordning vid avsvavling av tackjern i torped
US4483710A (en) * 1981-03-31 1984-11-20 Union Carbide Corporation Addition agent for adding vanadium to iron base alloys
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
FR2560216A1 (fr) * 1984-02-24 1985-08-30 Clecim Sa Procede et dispositif de desulfuration de la fonte liquide
CA1240842A (en) * 1984-05-16 1988-08-23 Heinrich Rellermeyer Method, process and composition for desulfurizing pig-iron melts
IT1234939B (it) * 1985-12-06 1992-06-02 Centro Speriment Metallurg Procedimento per la riduzione del contenuto di impurezze nella ghisa
US4738715A (en) * 1987-01-02 1988-04-19 Hart Metals, Inc. Desulfurizing reagent for hot metal
NO165686C (no) * 1988-08-04 1991-03-20 Elkem As Anordning for tilfoersel av inokuleringsmiddel til en oese.
US5021086A (en) * 1990-07-05 1991-06-04 Reactive Metals And Alloys Corporation Iron desulfurization additive and method for introduction into hot metal
FR2688230A1 (fr) * 1992-03-05 1993-09-10 Pechiney Electrometallurgie Desulfurant pour la fonte a base de poudres ultrafines de magnesium ou de carbure de calcium agglomerees par un liant polymere.
DE4226833A1 (de) * 1992-08-13 1994-02-17 Alfred Dr Freissmuth Entschwefelungsmittel für Roheisen und Gußeisen
US5358550A (en) * 1992-10-26 1994-10-25 Rossborough Manufacturing Company Desulfurization agent
FR2699931B1 (fr) * 1992-12-31 1995-03-31 Lorraine Laminage Procédé de désulfuration de la fonte en poche.
US6802894B2 (en) 1998-12-11 2004-10-12 Jeneric/Pentron Incorporated Lithium disilicate glass-ceramics
US6372014B1 (en) 2000-04-10 2002-04-16 Rossborough Manufacturing Co. L.P. Magnesium injection agent for ferrous metal
US6352570B1 (en) 2000-04-10 2002-03-05 Rossborough Manufacturing Co., Lp Magnesium desulfurization agent
US6770115B2 (en) * 2002-10-18 2004-08-03 Remacor, Inc. Process for magnesium granules
US6989040B2 (en) * 2002-10-30 2006-01-24 Gerald Zebrowski Reclaimed magnesium desulfurization agent
US7731778B2 (en) * 2006-03-27 2010-06-08 Magnesium Technologies Corporation Scrap bale for steel making process
US20080196548A1 (en) * 2007-02-16 2008-08-21 Magnesium Technologies Corporation Desulfurization puck

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803533A (en) * 1954-05-03 1957-08-20 Union Carbide Corp Method of injecting fluidized powders for metallurgical treatment
JPS5042085Y2 (it) * 1971-03-04 1975-11-29

Also Published As

Publication number Publication date
NO743126L (it) 1975-03-24
IT1019175B (it) 1977-11-10
BE819430A (fr) 1975-02-28
SE7411025L (it) 1975-03-03
JPS5624009B2 (it) 1981-06-03
JPS5051409A (it) 1975-05-08
CA1024748A (en) 1978-01-24
FR2242468A1 (it) 1975-03-28
DE2440205A1 (de) 1975-03-27
GB1476182A (en) 1977-06-10
DE2440205B2 (de) 1979-10-18
US3929464A (en) 1975-12-30

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Legal Events

Date Code Title Description
ST Notification of lapse