ZA89750B - Process for refining si-metal and si-iron alloys - Google Patents

Process for refining si-metal and si-iron alloys

Info

Publication number
ZA89750B
ZA89750B ZA89750A ZA89750A ZA89750B ZA 89750 B ZA89750 B ZA 89750B ZA 89750 A ZA89750 A ZA 89750A ZA 89750 A ZA89750 A ZA 89750A ZA 89750 B ZA89750 B ZA 89750B
Authority
ZA
South Africa
Prior art keywords
refining
metal
iron alloys
alloys
iron
Prior art date
Application number
ZA89750A
Inventor
Gerhard Gross
Gross Gerhard
Marian Velikonja
Velikonja Marian
Original Assignee
Messer Griesheim Gmbh
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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Publication of ZA89750B publication Critical patent/ZA89750B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Silicon Compounds (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
ZA89750A 1988-04-28 1989-01-31 Process for refining si-metal and si-iron alloys ZA89750B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3814310A DE3814310A1 (en) 1988-04-28 1988-04-28 METHOD FOR REFINING SI METAL AND SI IRON ALLOYS

Publications (1)

Publication Number Publication Date
ZA89750B true ZA89750B (en) 1989-09-27

Family

ID=6353057

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA89750A ZA89750B (en) 1988-04-28 1989-01-31 Process for refining si-metal and si-iron alloys

Country Status (4)

Country Link
EP (1) EP0339644A1 (en)
DE (1) DE3814310A1 (en)
NO (1) NO890660L (en)
ZA (1) ZA89750B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5431709A (en) * 1993-09-21 1995-07-11 Gas Research Institute Accretion controlling tuyere
AU2019444019B2 (en) * 2019-04-30 2022-03-10 Wacker Chemie Ag Method for refining crude silicon melts using a particulate mediator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1088325A (en) * 1952-08-16 1955-03-07 Knapsack Ag Silicon alloy refining process
DE1904383C3 (en) * 1968-02-24 1975-02-13 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Bottom-blowing converter for refining pig iron to steel
FR2515163B1 (en) * 1980-11-18 1986-01-03 Sofrem PROCESS FOR REMOVAL OF CALCIUM AND ALUMINUM IN SILICON AND SILICON-BASED ALLOYS
FR2502607B2 (en) * 1980-11-18 1986-06-27 Sofrem IMPROVEMENT IN THE PROCESS FOR REMOVAL OF ALUMINUM AND CALCIUM IN SILICON AND SILICON-BASED ALLOYS
DE3045992A1 (en) * 1980-12-05 1982-07-22 Metallgesellschaft Ag, 6000 Frankfurt METHOD FOR INJECTING HIGH OXYGEN-CONTAINING GAS IN A MELTING BATH CONTAINING NON-METALS
DE3405613A1 (en) * 1984-02-16 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Process and device for purifying molten metallurgical silicon

Also Published As

Publication number Publication date
EP0339644A1 (en) 1989-11-02
NO890660D0 (en) 1989-02-16
DE3814310A1 (en) 1989-11-09
NO890660L (en) 1989-10-30

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