DK386284A - Fremgangsmaade og apparat til tilsaetning af calcium til et bad af smeltetjernholdigt materiale - Google Patents

Fremgangsmaade og apparat til tilsaetning af calcium til et bad af smeltetjernholdigt materiale Download PDF

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Publication number
DK386284A
DK386284A DK386284A DK386284A DK386284A DK 386284 A DK386284 A DK 386284A DK 386284 A DK386284 A DK 386284A DK 386284 A DK386284 A DK 386284A DK 386284 A DK386284 A DK 386284A
Authority
DK
Denmark
Prior art keywords
bath
procedure
container material
adding calcium
molding container
Prior art date
Application number
DK386284A
Other languages
Danish (da)
English (en)
Other versions
DK386284D0 (da
Inventor
Joseph Gerard Kaiser
Jr Emil Joseph Wirth
Original Assignee
Pfizer
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 US06/522,753 external-priority patent/US4512800A/en
Priority claimed from US06/522,754 external-priority patent/US4481032A/en
Application filed by Pfizer filed Critical Pfizer
Publication of DK386284D0 publication Critical patent/DK386284D0/da
Publication of DK386284A publication Critical patent/DK386284A/da

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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • 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
    • 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
    • C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
    • 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
    • C21C7/04—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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
DK386284A 1983-08-12 1984-08-10 Fremgangsmaade og apparat til tilsaetning af calcium til et bad af smeltetjernholdigt materiale DK386284A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/522,753 US4512800A (en) 1983-08-12 1983-08-12 Wire injection apparatus
US06/522,754 US4481032A (en) 1983-08-12 1983-08-12 Process for adding calcium to a bath of molten ferrous material

Publications (2)

Publication Number Publication Date
DK386284D0 DK386284D0 (da) 1984-08-10
DK386284A true DK386284A (da) 1985-02-13

Family

ID=27060927

Family Applications (1)

Application Number Title Priority Date Filing Date
DK386284A DK386284A (da) 1983-08-12 1984-08-10 Fremgangsmaade og apparat til tilsaetning af calcium til et bad af smeltetjernholdigt materiale

Country Status (8)

Country Link
EP (1) EP0137618B1 (de)
JP (1) JPH0347909A (de)
KR (1) KR880000468B1 (de)
AU (1) AU550957B2 (de)
BR (1) BR8404033A (de)
DE (1) DE3472274D1 (de)
DK (1) DK386284A (de)
ES (3) ES8700330A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE456001B (sv) * 1983-11-08 1988-08-29 Bind O Matic Ab Block samt sett att framstella detsamma
DE3661841D1 (en) * 1985-01-24 1989-02-23 Vallourec Process for treating liquid metals by a calcium-containing cored wire
US4705261A (en) * 1986-11-28 1987-11-10 Pfizer Inc. Wire injection nozzle
FR2764905B1 (fr) * 1997-06-23 1999-07-23 Pechiney Electrometallurgie Procede de traitement du plomb fondu par le calcium et fil a base de calcium pour ce traitement
RU2152834C1 (ru) * 1999-12-06 2000-07-20 Неретин Александр Алексеевич Способ изготовления кальциевой проволоки
FR2871477B1 (fr) 2004-06-10 2006-09-29 Affival Sa Sa Fil fourre
US8221677B2 (en) 2007-04-02 2012-07-17 Specialty Minerals (Michigan) Inc. Wire injection lance nozzle insert

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577837A (en) * 1949-10-29 1951-12-11 Lothar R Zifferer Introduction of magnesium into molten iron
GB1219706A (en) * 1968-05-13 1971-01-20 Nippon Kokan Kk A method for treating a molten metal
US3778250A (en) * 1969-02-26 1973-12-11 Jones & Laughlin Steel Corp Method for treating metallic melts
JPS4936086B1 (de) * 1969-03-07 1974-09-27
BE795333A (fr) * 1972-03-01 1973-05-29 Thyssen Niederrhein Ag Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre
DE2607947C2 (de) * 1976-02-27 1985-03-14 Fried. Krupp Gmbh, 4300 Essen Beschickungseinrichtung
DE2634282C2 (de) * 1976-07-28 1978-04-13 Mannesmann Ag, 4000 Duesseldorf Verfahren zum kontinuierlichen Einbringen von Zusatzmitteln in ein mit flüssigem Metall gefülltes Gefäß
US4094666A (en) * 1977-05-24 1978-06-13 Metal Research Corporation Method for refining molten iron and steels
JPS5713115A (en) * 1980-06-26 1982-01-23 Komatsu Ltd Production of tough and strong free-cutting ca cast steel

Also Published As

Publication number Publication date
EP0137618A2 (de) 1985-04-17
AU3178384A (en) 1985-02-14
JPH0369966B2 (de) 1991-11-06
ES8700330A1 (es) 1986-10-16
KR880000468B1 (ko) 1988-04-07
ES545813A0 (es) 1986-06-16
DK386284D0 (da) 1984-08-10
ES8607408A1 (es) 1986-06-16
ES8607407A1 (es) 1986-06-16
EP0137618B1 (de) 1988-06-22
AU550957B2 (en) 1986-04-10
EP0137618A3 (en) 1986-04-02
JPH0347909A (ja) 1991-02-28
KR850001921A (ko) 1985-04-10
ES545812A0 (es) 1986-06-16
BR8404033A (pt) 1985-07-16
DE3472274D1 (en) 1988-07-28
ES535098A0 (es) 1986-10-16

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