IN167748B - - Google Patents

Info

Publication number
IN167748B
IN167748B IN721/MAS/86A IN721MA1986A IN167748B IN 167748 B IN167748 B IN 167748B IN 721MA1986 A IN721MA1986 A IN 721MA1986A IN 167748 B IN167748 B IN 167748B
Authority
IN
India
Prior art keywords
desulfurizing
calcium
metal carbonates
mixture
oxide
Prior art date
Application number
IN721/MAS/86A
Other languages
English (en)
Inventor
Schrodter Hermann
Braun Albert
Kampmann Friedrich-Wilhelm
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of IN167748B publication Critical patent/IN167748B/en

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
    • 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)
  • 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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IN721/MAS/86A 1985-10-03 1986-09-08 IN167748B (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853535280 DE3535280A1 (de) 1985-10-03 1985-10-03 Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung

Publications (1)

Publication Number Publication Date
IN167748B true IN167748B (OSRAM) 1990-12-15

Family

ID=6282637

Family Applications (1)

Application Number Title Priority Date Filing Date
IN721/MAS/86A IN167748B (OSRAM) 1985-10-03 1986-09-08

Country Status (9)

Country Link
US (1) US4687512A (OSRAM)
EP (1) EP0220522B1 (OSRAM)
JP (1) JPH0733534B2 (OSRAM)
AT (1) ATE48652T1 (OSRAM)
DD (1) DD249922A5 (OSRAM)
DE (2) DE3535280A1 (OSRAM)
ES (1) ES2012038B3 (OSRAM)
IN (1) IN167748B (OSRAM)
PL (1) PL146624B1 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8606249A (pt) * 1985-12-17 1987-09-29 Sueddeutsche Kalkstickstoff Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
US4853033A (en) * 1988-06-29 1989-08-01 Electric Power Research Institute Method of desulfurizing molten metal in a plasma fired cupola
NO179080C (no) * 1989-05-18 1996-07-31 Elkem Metals Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
US4941914A (en) * 1989-05-18 1990-07-17 Elkem Metals Company Desulfurization agent
FR2679256B1 (fr) * 1991-07-18 1994-08-12 Pechiney Electrometallurgie Desulfurant pour fonte liquide a base de carbure de calcium agglomere.
ES2091429T3 (es) * 1991-04-02 1996-11-01 Pechiney Electrometallurgie Agente desulfurante para fundicion constituido por carburo de calcio y aglutinante organico.
DE4206091C2 (de) * 1992-02-27 1994-09-22 Anton Dr More Verfahren zur Entschwefelung von Eisenschmelzen bei minimalem Schlacke-Anfall und eine dafür geeignete Vorrichtung
AT406690B (de) * 1994-12-09 2000-07-25 Donau Chemie Ag Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung
PL213251B1 (pl) 2009-02-02 2013-02-28 Akad Gorniczo Hutnicza Sposób wytwarzania mieszanki zuzlotwórczej dla pozapiecowej rafinacji stali w kadzi lub w piecu kadziowym

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6031881B2 (ja) * 1977-03-31 1985-07-25 日本カーバイド工業株式会社 溶銑脱硫用組成物
JPS55110712A (en) * 1979-02-15 1980-08-26 Kawasaki Steel Corp Desulfurizing agent for blowing-in
GB2049736B (en) * 1979-04-19 1983-02-16 Foseco Int Desulphurisation of metals
DE2920353A1 (de) * 1979-05-19 1980-11-27 Hoechst Ag Verfahren zur herstellung von entschweflungsmitteln fuer roheisen- oder stahlschmelzen
JPS5770219A (en) * 1980-10-21 1982-04-30 Nisshin Steel Co Ltd Method for dephosphorizing, desulfurizing and denitrifying iron alloy
DE3111509A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
EP0070912B1 (de) * 1981-07-27 1985-01-30 Thyssen Aktiengesellschaft vorm. August Thyssen-Hütte Verfahren zur Verminderung des Eisengehaltes von bei der Entschwefelung von Roheisen entstehenden CaO-reichen Schlacken
US4541867A (en) * 1984-03-20 1985-09-17 Amax Inc. Varnish-bonded carbon-coated magnesium and aluminum granules

Also Published As

Publication number Publication date
JPS6286108A (ja) 1987-04-20
DD249922A5 (de) 1987-09-23
EP0220522A1 (de) 1987-05-06
PL261682A1 (en) 1987-09-07
PL146624B1 (en) 1989-02-28
ATE48652T1 (de) 1989-12-15
ES2012038B3 (es) 1990-03-01
JPH0733534B2 (ja) 1995-04-12
DE3535280A1 (de) 1987-04-09
EP0220522B1 (de) 1989-12-13
DE3667493D1 (de) 1990-01-18
US4687512A (en) 1987-08-18

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