FR2674867B1 - DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE. - Google Patents

DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE.

Info

Publication number
FR2674867B1
FR2674867B1 FR9104452A FR9104452A FR2674867B1 FR 2674867 B1 FR2674867 B1 FR 2674867B1 FR 9104452 A FR9104452 A FR 9104452A FR 9104452 A FR9104452 A FR 9104452A FR 2674867 B1 FR2674867 B1 FR 2674867B1
Authority
FR
France
Prior art keywords
desulfurizer
cast iron
calcium carbide
coated calcium
iron made
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
FR9104452A
Other languages
French (fr)
Other versions
FR2674867A1 (en
Inventor
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.)
Ferropem SAS
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
Priority to FR9104452A priority Critical patent/FR2674867B1/en
Application filed by Pechiney Electrometallurgie SAS filed Critical Pechiney Electrometallurgie SAS
Priority to DE69213541T priority patent/DE69213541T2/en
Priority to AT92420097T priority patent/ATE142705T1/en
Priority to ES92420097T priority patent/ES2091429T3/en
Priority to EP92420097A priority patent/EP0511121B1/en
Priority to US07/862,527 priority patent/US5242480A/en
Priority to NL9201746A priority patent/NL9201746A/en
Publication of FR2674867A1 publication Critical patent/FR2674867A1/en
Application granted granted Critical
Publication of FR2674867B1 publication Critical patent/FR2674867B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
FR9104452A 1991-04-02 1991-04-02 DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE. Expired - Fee Related FR2674867B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9104452A FR2674867B1 (en) 1991-04-02 1991-04-02 DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE.
AT92420097T ATE142705T1 (en) 1991-04-02 1992-03-31 DESULFULIZER FOR PIG IRON, MADE OF CALCIUM CARBIDE AND ORGANIC BINDER
ES92420097T ES2091429T3 (en) 1991-04-02 1992-03-31 DESULFURING AGENT FOR FOUNDRY CONSTITUTED BY CALCIUM CARBIDE AND ORGANIC BINDER.
EP92420097A EP0511121B1 (en) 1991-04-02 1992-03-31 Desulfurisation agent for pig iron, comprising calcium carbide and an organic binder
DE69213541T DE69213541T2 (en) 1991-04-02 1992-03-31 Desulphurising agent for pig iron, made of calcium carbide and organic binder
US07/862,527 US5242480A (en) 1991-04-02 1992-04-02 Desulfurizing agent for cast iron, comprising calcium carbide and an organic binding agent
NL9201746A NL9201746A (en) 1991-04-02 1992-10-08 Desulphurization agent for a metal melt, consisting of calcium carbide and an organic binder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9104452A FR2674867B1 (en) 1991-04-02 1991-04-02 DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE.
NL9201746A NL9201746A (en) 1991-04-02 1992-10-08 Desulphurization agent for a metal melt, consisting of calcium carbide and an organic binder

Publications (2)

Publication Number Publication Date
FR2674867A1 FR2674867A1 (en) 1992-10-09
FR2674867B1 true FR2674867B1 (en) 1994-05-20

Family

ID=26228620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9104452A Expired - Fee Related FR2674867B1 (en) 1991-04-02 1991-04-02 DESULFURIZER FOR CAST IRON MADE OF COATED CALCIUM CARBIDE.

Country Status (2)

Country Link
FR (1) FR2674867B1 (en)
NL (1) NL9201746A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1194778A (en) * 1957-04-22 1959-11-12 Union Carbide Corp Oil-treated calcium carbide for iron desulfurization
US4533572A (en) * 1984-03-20 1985-08-06 Amax Inc. Process for producing varnish-bonded carbon-coated metal granules
CA1243646A (en) * 1984-12-04 1988-10-25 William K. Kodatsky Method for treating carbide-based desulfurizing reagents for injection into molten iron
DE3831831C1 (en) * 1988-09-20 1989-11-02 Skw Trostberg Ag, 8223 Trostberg, De

Also Published As

Publication number Publication date
FR2674867A1 (en) 1992-10-09
NL9201746A (en) 1994-05-02

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20051230