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FR2543975B1 - PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER - Google Patents

PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER

Info

Publication number
FR2543975B1
FR2543975B1 FR8305900A FR8305900A FR2543975B1 FR 2543975 B1 FR2543975 B1 FR 2543975B1 FR 8305900 A FR8305900 A FR 8305900A FR 8305900 A FR8305900 A FR 8305900A FR 2543975 B1 FR2543975 B1 FR 2543975B1
Authority
FR
France
Prior art keywords
terril
crassier
rejection
phosphorus
sodium
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
Application number
FR8305900A
Other languages
French (fr)
Other versions
FR2543975A1 (en
Inventor
Gaetan Della Faille D Huysse
Louis Boxus
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Priority to FR8305900A priority Critical patent/FR2543975B1/en
Publication of FR2543975A1 publication Critical patent/FR2543975A1/en
Application granted granted Critical
Publication of FR2543975B1 publication Critical patent/FR2543975B1/en
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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C1/04—Removing impurities other than carbon, phosphorus or sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
FR8305900A 1983-04-07 1983-04-07 PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER Expired FR2543975B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8305900A FR2543975B1 (en) 1983-04-07 1983-04-07 PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8305900A FR2543975B1 (en) 1983-04-07 1983-04-07 PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER

Publications (2)

Publication Number Publication Date
FR2543975A1 FR2543975A1 (en) 1984-10-12
FR2543975B1 true FR2543975B1 (en) 1989-09-15

Family

ID=9287733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8305900A Expired FR2543975B1 (en) 1983-04-07 1983-04-07 PROCESS FOR ALLOWING THE REJECTION OF A STEEL SLAG CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS ON A TERRIL OR A CRASSIER

Country Status (1)

Country Link
FR (1) FR2543975B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342200A (en) * 1976-09-29 1978-04-17 Nippon Steel Corp Production of alkaline metal carbonate from molten iron alloy refining slag as raw material
JPS5788023A (en) * 1980-11-25 1982-06-01 Nippon Kokan Kk <Nkk> Removing method for phosphorus, sulfur and silicon in refining slag containing alkali metallic compound
FR2506331A1 (en) * 1981-05-22 1982-11-26 Siderurgie Fse Inst Rech PROCESS FOR THE TREATMENT OF DAIRY PHOSPHIDES
FR2511037B1 (en) * 1981-08-07 1987-04-24 Siderurgie Fse Inst Rech TREATMENT OF STEEL SLAGS FOR THEIR USE IN ROAD TECHNOLOGY
FR2523482A1 (en) * 1982-03-22 1983-09-23 Solvay PROCESS FOR THE TREATMENT OF STEEL SLAGS CONTAINING OXIDATED COMPOUNDS OF SODIUM AND PHOSPHORUS.

Also Published As

Publication number Publication date
FR2543975A1 (en) 1984-10-12

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Legal Events

Date Code Title Description
ST Notification of lapse