FR2454467B1 - Procede de desulfuration de fonte ou acier en fusion et produits desulfurants correspondants - Google Patents
Procede de desulfuration de fonte ou acier en fusion et produits desulfurants correspondantsInfo
- Publication number
- FR2454467B1 FR2454467B1 FR8008611A FR8008611A FR2454467B1 FR 2454467 B1 FR2454467 B1 FR 2454467B1 FR 8008611 A FR8008611 A FR 8008611A FR 8008611 A FR8008611 A FR 8008611A FR 2454467 B1 FR2454467 B1 FR 2454467B1
- Authority
- FR
- France
- Prior art keywords
- desulfurizing
- cast iron
- products
- fused steel
- fused
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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)
- Treatment Of Steel In Its Molten State (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 |
---|---|---|---|
GB7913616 | 1979-04-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2454467A1 FR2454467A1 (fr) | 1980-11-14 |
FR2454467B1 true FR2454467B1 (fr) | 1985-09-20 |
Family
ID=10504641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8008611A Expired FR2454467B1 (fr) | 1979-04-19 | 1980-04-17 | Procede de desulfuration de fonte ou acier en fusion et produits desulfurants correspondants |
Country Status (5)
Country | Link |
---|---|
US (1) | US4274869A (fr) |
JP (1) | JPS55145115A (fr) |
DE (1) | DE3015079C2 (fr) |
FR (1) | FR2454467B1 (fr) |
GB (1) | GB2049736B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5770219A (en) * | 1980-10-21 | 1982-04-30 | Nisshin Steel Co Ltd | Method for dephosphorizing, desulfurizing and denitrifying iron alloy |
US4572737A (en) * | 1984-06-27 | 1986-02-25 | The Boc Group, Inc. | Agents for the removal of impurities from a molten metal and a process for producing same |
DE3535280A1 (de) * | 1985-10-03 | 1987-04-09 | Hoechst Ag | Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung |
DE19609606A1 (de) * | 1996-03-12 | 1997-09-18 | Dillinger Huettenwerke Ag | Verfahren zum Entschwefeln von Roheisen |
US5873924A (en) * | 1997-04-07 | 1999-02-23 | Reactive Metals & Alloys Corporation | Desulfurizing mix and method for desulfurizing molten iron |
US7731778B2 (en) * | 2006-03-27 | 2010-06-08 | Magnesium Technologies Corporation | Scrap bale for steel making process |
WO2009004565A2 (fr) * | 2007-07-02 | 2009-01-08 | Bumatech (Pty) Limited | Fondant et son procédé de fabrication |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB764157A (en) * | 1955-02-14 | 1956-12-19 | Fredrik Jorgen Ording Hurum | Method for utilizing magnesium for the purpose of desulphurizing and refining a molten metal |
US3326273A (en) * | 1965-12-28 | 1967-06-20 | Foseco Int | Exothermic hot top |
GB1288872A (fr) * | 1970-04-20 | 1972-09-13 | ||
DE2019553A1 (de) * | 1970-04-23 | 1971-11-04 | Rwk Rhein Westfael Kalkwerke | Verfahren zur Herstellung von Kalk-Flussmittel-Briketts fuer metallurgische Zwecke |
JPS5017171B1 (fr) * | 1970-09-25 | 1975-06-19 | ||
US3771999A (en) * | 1970-12-03 | 1973-11-13 | Republic Steel Corp | Slag-making methods and materials |
GB1484456A (en) * | 1973-11-27 | 1977-09-01 | Foseco Int | Flux composition for desulphurising molten metal |
US4014684A (en) * | 1973-11-27 | 1977-03-29 | Foseco International Limited | Manufacture of steel |
GB1494479A (en) * | 1973-12-12 | 1977-12-07 | Foseco Int | Additives to slag formation in steelmaking furnaces |
JPS50116319A (fr) * | 1974-02-27 | 1975-09-11 | ||
JPS5630368B2 (fr) * | 1975-02-26 | 1981-07-14 | ||
US3964900A (en) * | 1975-03-03 | 1976-06-22 | Leonid Isaakovich Krupman | Slag-forming mixture |
JPS51103814A (en) * | 1975-03-10 | 1976-09-14 | Mitsubishi Heavy Ind Ltd | Setsukai arumihai futsukabutsukeigoseisuragu |
GB1517324A (en) * | 1975-09-19 | 1978-07-12 | Sumitomo Metal Ind | Desulphurisation of steel |
DE2545340B2 (de) * | 1975-10-09 | 1978-02-16 | Sumitomo Metal Industries, Ltd, Osaka (Japan) | Verfahren zum entschwefeln von geschmolzenem stahl |
-
1980
- 1980-04-10 GB GB8011914A patent/GB2049736B/en not_active Expired
- 1980-04-17 FR FR8008611A patent/FR2454467B1/fr not_active Expired
- 1980-04-18 JP JP5222580A patent/JPS55145115A/ja active Granted
- 1980-04-18 DE DE3015079A patent/DE3015079C2/de not_active Expired
- 1980-04-21 US US06/141,816 patent/US4274869A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3015079A1 (de) | 1980-11-06 |
GB2049736B (en) | 1983-02-16 |
FR2454467A1 (fr) | 1980-11-14 |
JPS5748624B2 (fr) | 1982-10-16 |
DE3015079C2 (de) | 1986-09-18 |
JPS55145115A (en) | 1980-11-12 |
US4274869A (en) | 1981-06-23 |
GB2049736A (en) | 1980-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |