ZA901876B - Agent and process for desulfurizing molten metals - Google Patents
Agent and process for desulfurizing molten metalsInfo
- Publication number
- ZA901876B ZA901876B ZA901876A ZA901876A ZA901876B ZA 901876 B ZA901876 B ZA 901876B ZA 901876 A ZA901876 A ZA 901876A ZA 901876 A ZA901876 A ZA 901876A ZA 901876 B ZA901876 B ZA 901876B
- Authority
- ZA
- South Africa
- Prior art keywords
- agent
- molten metals
- desulfurizing molten
- desulfurizing
- metals
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3908071A DE3908071A1 (de) | 1989-03-13 | 1989-03-13 | Mittel und verfahren zum entschwefeln von metallschmelzen |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA901876B true ZA901876B (en) | 1990-12-28 |
Family
ID=6376200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA901876A ZA901876B (en) | 1989-03-13 | 1990-03-12 | Agent and process for desulfurizing molten metals |
Country Status (9)
Country | Link |
---|---|
US (1) | US4988387A (no) |
EP (1) | EP0387580A1 (no) |
JP (1) | JPH02282411A (no) |
CA (1) | CA2011380A1 (no) |
DD (1) | DD292478A5 (no) |
DE (1) | DE3908071A1 (no) |
NO (1) | NO901142L (no) |
PT (1) | PT93412A (no) |
ZA (1) | ZA901876B (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5078784A (en) * | 1990-03-14 | 1992-01-07 | Elkem Metals Company | Desulfurization agent |
US5149364A (en) * | 1990-03-14 | 1992-09-22 | Elkem Metals Company | Desulfurization agent |
US5358550A (en) * | 1992-10-26 | 1994-10-25 | Rossborough Manufacturing Company | Desulfurization agent |
DE4242328C2 (de) * | 1992-12-15 | 1995-06-08 | Alfred Dipl Ing Dr Freissmuth | Mittel zur Entschwefelung, Entphosphorung, Entsilicierung und Entstickung von Roheisen- und Gußeisenschmelzen |
AT406690B (de) * | 1994-12-09 | 2000-07-25 | Donau Chemie Ag | Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1935567B2 (de) * | 1969-07-12 | 1971-05-13 | Knapsack AG, 5033 Hurth Knapsack | Verfahren zur herstellung von calciumkarbid bestimmter qualitaet |
US3885956A (en) * | 1974-05-21 | 1975-05-27 | Rheinische Kalksteinwerke | Method and composition for the treatment of ferrous melts and process for making the treating composition |
DE2907069C3 (de) * | 1979-02-23 | 1981-12-10 | Krupp Stahl Ag, 4630 Bochum | Mittel zur Entschwefelung von Metallschmelzen |
DE2919324A1 (de) * | 1979-05-14 | 1980-12-04 | Hoechst Ag | Entschweflungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung |
ES497686A0 (es) * | 1979-12-29 | 1981-11-01 | Hoechst Ag | Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas |
DE3111510A1 (de) * | 1981-03-24 | 1982-10-07 | Hoechst Ag, 6000 Frankfurt | Entschwefelungsgemisch und verfahren zu seiner herstellung |
CA1240842A (en) * | 1984-05-16 | 1988-08-23 | Heinrich Rellermeyer | Method, process and composition for desulfurizing pig-iron melts |
BR8606249A (pt) * | 1985-12-17 | 1987-09-29 | Sueddeutsche Kalkstickstoff | Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao |
DE3544562C2 (de) * | 1985-12-17 | 1998-07-30 | Sueddeutsche Kalkstickstoff | Feinkörniges Mittel zur Entschwefelung von Eisenschmelzen |
-
1989
- 1989-03-13 DE DE3908071A patent/DE3908071A1/de not_active Ceased
-
1990
- 1990-02-26 EP EP90103671A patent/EP0387580A1/de not_active Withdrawn
- 1990-02-27 US US07/485,960 patent/US4988387A/en not_active Expired - Fee Related
- 1990-03-02 CA CA002011380A patent/CA2011380A1/en not_active Abandoned
- 1990-03-09 DD DD90338557A patent/DD292478A5/de not_active IP Right Cessation
- 1990-03-12 NO NO90901142A patent/NO901142L/no unknown
- 1990-03-12 JP JP2058239A patent/JPH02282411A/ja active Pending
- 1990-03-12 PT PT93412A patent/PT93412A/pt not_active Application Discontinuation
- 1990-03-12 ZA ZA901876A patent/ZA901876B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US4988387A (en) | 1991-01-29 |
EP0387580A1 (de) | 1990-09-19 |
NO901142D0 (no) | 1990-03-12 |
DD292478A5 (de) | 1991-08-01 |
PT93412A (pt) | 1990-11-07 |
CA2011380A1 (en) | 1990-09-13 |
JPH02282411A (ja) | 1990-11-20 |
DE3908071A1 (de) | 1990-09-20 |
NO901142L (no) | 1990-09-14 |
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