BR8201618A - Processo para a preparacao de composicoes de dessulfuracao - Google Patents

Processo para a preparacao de composicoes de dessulfuracao

Info

Publication number
BR8201618A
BR8201618A BR8201618A BR8201618A BR8201618A BR 8201618 A BR8201618 A BR 8201618A BR 8201618 A BR8201618 A BR 8201618A BR 8201618 A BR8201618 A BR 8201618A BR 8201618 A BR8201618 A BR 8201618A
Authority
BR
Brazil
Prior art keywords
mixture
cao
calcium oxide
particles
still
Prior art date
Application number
BR8201618A
Other languages
English (en)
Inventor
Albert Braun
Willi Portz
Georg Strauss
Hans Martin Delhey
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 BR8201618A publication Critical patent/BR8201618A/pt

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
    • 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

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)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
BR8201618A 1981-03-24 1982-03-23 Processo para a preparacao de composicoes de dessulfuracao BR8201618A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813111509 DE3111509A1 (de) 1981-03-24 1981-03-24 Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen

Publications (1)

Publication Number Publication Date
BR8201618A true BR8201618A (pt) 1983-02-08

Family

ID=6128139

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8201618A BR8201618A (pt) 1981-03-24 1982-03-23 Processo para a preparacao de composicoes de dessulfuracao

Country Status (10)

Country Link
US (1) US4400292A (pt)
EP (1) EP0061011B1 (pt)
JP (1) JPS57169010A (pt)
AT (1) ATE9596T1 (pt)
BR (1) BR8201618A (pt)
CA (1) CA1184384A (pt)
DD (1) DD202183A5 (pt)
DE (2) DE3111509A1 (pt)
ES (1) ES510769A0 (pt)
ZA (1) ZA821939B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3535280A1 (de) * 1985-10-03 1987-04-09 Hoechst Ag Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1408188A1 (de) * 1959-12-19 1968-10-17 Hoesch Ag Verfahren zur Entschwefelung von Roheisenbaedern
AT264560B (de) * 1966-08-25 1968-09-10 Gustav Dipl Ing Wolfram Basisches Stahlherstellungsverfahren
DE2037758C3 (de) * 1970-07-30 1979-08-02 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von CaIciumkarbid zur Entschwefelung von Metallschmelzen
LU63607A1 (pt) * 1971-07-26 1973-02-05
DE2252795C3 (de) * 1972-10-27 1982-09-09 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen
DE2326539C3 (de) * 1973-05-24 1975-11-13 Sueddeutsche Kalkstickstoff-Werke Ag, 8223 Trostberg Verfahren zur Herstellung eines Entschwefelungsgemisches für Eisenschmelzen aus Calciumcarbid und mindestens einem wasserhaltigen Stoff
IT1047585B (it) * 1975-09-26 1980-10-20 Centro Speriment Metallurg Perfezionamento alla disossidazione e desolforazione dell acciaio
DE2741588C2 (de) * 1977-09-15 1985-02-07 Skw Trostberg Ag, 8223 Trostberg Mittel zum Entschwefeln von Eisenschmelzen
DE2919324A1 (de) * 1979-05-14 1980-12-04 Hoechst Ag Entschweflungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung
DE2920353A1 (de) * 1979-05-19 1980-11-27 Hoechst Ag Verfahren zur herstellung von entschweflungsmitteln fuer roheisen- oder stahlschmelzen
ES8200147A1 (es) * 1979-12-29 1981-11-01 Hoechst Ag Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas
DE2952686A1 (de) * 1979-12-29 1981-07-02 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen

Also Published As

Publication number Publication date
DE3260809D1 (en) 1984-10-31
US4400292A (en) 1983-08-23
ES8302104A1 (es) 1983-02-01
CA1184384A (en) 1985-03-26
ES510769A0 (es) 1983-02-01
JPH0135883B2 (pt) 1989-07-27
ZA821939B (en) 1983-02-23
EP0061011B1 (de) 1984-09-26
DD202183A5 (de) 1983-08-31
ATE9596T1 (de) 1984-10-15
DE3111509A1 (de) 1982-10-07
JPS57169010A (en) 1982-10-18
EP0061011A1 (de) 1982-09-29

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