NO153108C - Fremgangsmaate til fremstilling av et avsvovlingsmiddel for raajern- og staalsmelte. - Google Patents

Fremgangsmaate til fremstilling av et avsvovlingsmiddel for raajern- og staalsmelte.

Info

Publication number
NO153108C
NO153108C NO801420A NO801420A NO153108C NO 153108 C NO153108 C NO 153108C NO 801420 A NO801420 A NO 801420A NO 801420 A NO801420 A NO 801420A NO 153108 C NO153108 C NO 153108C
Authority
NO
Norway
Prior art keywords
weight
size
less
rajar
procedure
Prior art date
Application number
NO801420A
Other languages
English (en)
Other versions
NO801420L (no
NO153108B (no
Inventor
Albert Braun
Willi Portz
Georg Strauss
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 NO801420L publication Critical patent/NO801420L/no
Publication of NO153108B publication Critical patent/NO153108B/no
Publication of NO153108C publication Critical patent/NO153108C/no

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
    • 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
    • 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)
  • Heat Treatment Of Steel (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
NO801420A 1979-05-14 1980-05-13 Fremgangsmaate til fremstilling av et avsvovlingsmiddel for raajern- og staalsmelte. NO153108C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792919324 DE2919324A1 (de) 1979-05-14 1979-05-14 Entschweflungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung

Publications (3)

Publication Number Publication Date
NO801420L NO801420L (no) 1980-11-17
NO153108B NO153108B (no) 1985-10-07
NO153108C true NO153108C (no) 1986-01-15

Family

ID=6070655

Family Applications (1)

Application Number Title Priority Date Filing Date
NO801420A NO153108C (no) 1979-05-14 1980-05-13 Fremgangsmaate til fremstilling av et avsvovlingsmiddel for raajern- og staalsmelte.

Country Status (9)

Country Link
US (1) US4323392A (no)
EP (1) EP0019087B1 (no)
JP (1) JPS55158212A (no)
AT (1) ATE4227T1 (no)
CA (1) CA1141964A (no)
DE (2) DE2919324A1 (no)
ES (1) ES491528A0 (no)
NO (1) NO153108C (no)
ZA (1) ZA802836B (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3111510A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Entschwefelungsgemisch und verfahren zu seiner herstellung
DE3111509A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
DE3908071A1 (de) * 1989-03-13 1990-09-20 Hoechst Ag Mittel und verfahren zum entschwefeln von metallschmelzen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666445A (en) * 1967-12-26 1972-05-30 Kaiser Ind Corp Auxiliary composition for steel-making furnaces
DE1758250B1 (de) * 1968-04-29 1971-10-28 Sueddeutsche Kalkstickstoff Mittel zum Entschwefeln von Eisenschmelzen
DE1919414B2 (de) * 1969-04-17 1977-07-14 Hoechst Ag, 6000 Frankfurt Verfahren und vorrichtung zum abkuehlen von in gefaesse abgestochenem calciumcarbid
DE1935567B2 (de) * 1969-07-12 1971-05-13 Knapsack AG, 5033 Hurth Knapsack Verfahren zur herstellung von calciumkarbid bestimmter qualitaet
DE2037758C3 (de) * 1970-07-30 1979-08-02 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von CaIciumkarbid zur Entschwefelung von Metallschmelzen
JPS554811B2 (no) * 1973-06-13 1980-02-01
DE2741588C2 (de) * 1977-09-15 1985-02-07 Skw Trostberg Ag, 8223 Trostberg Mittel zum Entschwefeln von Eisenschmelzen

Also Published As

Publication number Publication date
ES8101121A1 (es) 1980-12-16
ATE4227T1 (de) 1983-08-15
DE3064206D1 (en) 1983-08-25
CA1141964A (en) 1983-03-01
ZA802836B (en) 1981-06-24
DE2919324A1 (de) 1980-12-04
ES491528A0 (es) 1980-12-16
NO801420L (no) 1980-11-17
EP0019087B1 (de) 1983-07-20
US4323392A (en) 1982-04-06
JPS55158212A (en) 1980-12-09
NO153108B (no) 1985-10-07
EP0019087A1 (de) 1980-11-26
JPS6353244B2 (no) 1988-10-21

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