DE69213550D1 - Entschwefelungsmittel für Gusseisen, bestehend aus Magnesium mit einem Kalziumkarbidüberzug - Google Patents

Entschwefelungsmittel für Gusseisen, bestehend aus Magnesium mit einem Kalziumkarbidüberzug

Info

Publication number
DE69213550D1
DE69213550D1 DE69213550T DE69213550T DE69213550D1 DE 69213550 D1 DE69213550 D1 DE 69213550D1 DE 69213550 T DE69213550 T DE 69213550T DE 69213550 T DE69213550 T DE 69213550T DE 69213550 D1 DE69213550 D1 DE 69213550D1
Authority
DE
Germany
Prior art keywords
magnesium
cast iron
calcium carbide
carbide coating
desulphurising agent
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.)
Expired - Fee Related
Application number
DE69213550T
Other languages
English (en)
Other versions
DE69213550T2 (de
Inventor
Paul Herni Galvin
Michel Rebiere
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.)
SKW BELLEGARDE SAS, BELLEGARDE SUR VALSERINE, FR
Original Assignee
Pechiney Electrometallurgie SAS
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 Pechiney Electrometallurgie SAS filed Critical Pechiney Electrometallurgie SAS
Application granted granted Critical
Publication of DE69213550D1 publication Critical patent/DE69213550D1/de
Publication of DE69213550T2 publication Critical patent/DE69213550T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for 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
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for 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

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)
  • Mold Materials And Core Materials (AREA)
DE1992613550 1991-05-16 1992-05-11 Entschwefelungsmittel für Gusseisen, bestehend aus umhülltem Magnesium und Calciumcarbid Expired - Fee Related DE69213550T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9106612A FR2676457B1 (fr) 1991-05-16 1991-05-16 Desulfurant pour fonte constitue de magnesium et de carbure de calcium enrobes.

Publications (2)

Publication Number Publication Date
DE69213550D1 true DE69213550D1 (de) 1996-10-17
DE69213550T2 DE69213550T2 (de) 1997-01-30

Family

ID=9413352

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992613550 Expired - Fee Related DE69213550T2 (de) 1991-05-16 1992-05-11 Entschwefelungsmittel für Gusseisen, bestehend aus umhülltem Magnesium und Calciumcarbid

Country Status (4)

Country Link
EP (1) EP0514294B1 (de)
DE (1) DE69213550T2 (de)
ES (1) ES2091431T3 (de)
FR (1) FR2676457B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115094300A (zh) * 2022-05-27 2022-09-23 刘锐 一种铁素体球墨铸铁及其制备方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6352570B1 (en) * 2000-04-10 2002-03-05 Rossborough Manufacturing Co., Lp Magnesium desulfurization agent
FR3018524B1 (fr) 2014-03-11 2017-03-10 Affival Procede de desulfuration d'une fonte liquide et fil fourre pour sa mise en oeuvre

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU70014A1 (de) * 1974-05-07 1974-10-01
JPS54131520A (en) * 1978-04-04 1979-10-12 Denki Kagaku Kogyo Kk Desulfurizing agent for molten iron
JPS5528305A (en) * 1978-08-15 1980-02-28 Ibiden Co Ltd Sintered body for use of desulfurization of molten iron and its manufacture
CA1240842A (en) * 1984-05-16 1988-08-23 Heinrich Rellermeyer Method, process and composition for desulfurizing pig-iron melts
DE3831831C1 (de) * 1988-09-20 1989-11-02 Skw Trostberg Ag, 8223 Trostberg, De

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115094300A (zh) * 2022-05-27 2022-09-23 刘锐 一种铁素体球墨铸铁及其制备方法

Also Published As

Publication number Publication date
FR2676457A1 (fr) 1992-11-20
EP0514294A1 (de) 1992-11-19
FR2676457B1 (fr) 1993-07-23
DE69213550T2 (de) 1997-01-30
EP0514294B1 (de) 1996-09-11
ES2091431T3 (es) 1996-11-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SKW BELLEGARDE SAS, BELLEGARDE SUR VALSERINE, FR

8339 Ceased/non-payment of the annual fee