EP0360223A3 - Agent et procédé de désulfuration de bains de fer fondu et procédé pour fabriquer cet agent - Google Patents
Agent et procédé de désulfuration de bains de fer fondu et procédé pour fabriquer cet agent Download PDFInfo
- Publication number
- EP0360223A3 EP0360223A3 EP19890117308 EP89117308A EP0360223A3 EP 0360223 A3 EP0360223 A3 EP 0360223A3 EP 19890117308 EP19890117308 EP 19890117308 EP 89117308 A EP89117308 A EP 89117308A EP 0360223 A3 EP0360223 A3 EP 0360223A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- agent
- production
- ferrous metal
- molten ferrous
- desulfurizing molten
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title abstract 4
- 230000003009 desulfurizing effect Effects 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- 239000003795 chemical substances by application Substances 0.000 abstract 3
- 239000005997 Calcium carbide Substances 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 abstract 2
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT89117308T ATE92539T1 (de) | 1988-09-20 | 1989-09-19 | Mittel zur entschwefelung von eisenschmelzen und ein verfahren zur herstellung des mittels sowie ein verfahren zur entschwefelung von eisenschmelzen mit dem mittel. |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3831831 | 1988-09-20 | ||
| DE3831831A DE3831831C1 (fr) | 1988-09-20 | 1988-09-20 | |
| IN758CA1989 IN172425B (fr) | 1988-09-20 | 1989-09-15 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0360223A2 EP0360223A2 (fr) | 1990-03-28 |
| EP0360223A3 true EP0360223A3 (fr) | 1991-05-29 |
| EP0360223B1 EP0360223B1 (fr) | 1993-08-04 |
Family
ID=25872360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP89117308A Expired - Lifetime EP0360223B1 (fr) | 1988-09-20 | 1989-09-19 | Agent et procédé de désulfuration de bains de fer fondu et procédé pour fabriquer cet agent |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4943317A (fr) |
| EP (1) | EP0360223B1 (fr) |
| JP (1) | JPH02185908A (fr) |
| DE (1) | DE3831831C1 (fr) |
| ES (1) | ES2044001T3 (fr) |
| FI (1) | FI91169C (fr) |
| IN (1) | IN172425B (fr) |
| PT (1) | PT91761B (fr) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4002284A1 (de) * | 1989-12-04 | 1991-06-06 | Foseco Int | Mittel zum entschwefeln von eisenschmelzen |
| US5149364A (en) * | 1990-03-14 | 1992-09-22 | 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. |
| DE69213541T2 (de) * | 1991-04-02 | 1997-01-30 | Pechiney Electrometallurgie, Courbevoie | Entschwefelungsmittel für Roheisen, aus Calciumkarbid und organisches Bindemittel |
| FR2674867B1 (fr) * | 1991-04-02 | 1994-05-20 | Pechiney Electrometallurgie | Desulfurant pour fonte constitue de carbure de calcium enrobe. |
| FR2676457B1 (fr) * | 1991-05-16 | 1993-07-23 | Pechiney Electrometallurgie | Desulfurant pour fonte constitue de magnesium et de carbure de calcium enrobes. |
| DE4226833A1 (de) * | 1992-08-13 | 1994-02-17 | Alfred Dr Freissmuth | Entschwefelungsmittel für Roheisen und Gußeisen |
| DE4236619C2 (de) * | 1992-10-29 | 1996-11-28 | Air Liquide | Verfahren und Regenerator zum Aufheizen von Gasen |
| ATA115194A (de) * | 1994-06-08 | 1997-07-15 | Donau Chemie Ag | Entschwefelungsmittel für roheisen- und gusseisenschmelzen |
| DE19546235C2 (de) * | 1995-12-12 | 1997-12-11 | Sueddeutsche Kalkstickstoff | Entschwefelungsmittel zur Koinjektionsbehandlung von Roheisenschmelzen |
| US6352570B1 (en) * | 2000-04-10 | 2002-03-05 | Rossborough Manufacturing Co., Lp | Magnesium desulfurization agent |
| US6372014B1 (en) | 2000-04-10 | 2002-04-16 | Rossborough Manufacturing Co. L.P. | Magnesium injection agent for ferrous metal |
| US6989040B2 (en) | 2002-10-30 | 2006-01-24 | Gerald Zebrowski | Reclaimed magnesium desulfurization agent |
| US7909860B2 (en) | 2003-09-03 | 2011-03-22 | Synthes Usa, Llc | Bone plate with captive clips |
| US7731778B2 (en) * | 2006-03-27 | 2010-06-08 | Magnesium Technologies Corporation | Scrap bale for steel making process |
| CA2829030C (fr) | 2011-01-15 | 2018-01-30 | Almamet Gmbh | Agent de traitement pour metaux en fusion, procede de production et utilisation de cet agent |
| DE102011008690A1 (de) * | 2011-01-15 | 2012-07-19 | Mechthilde Döring-Freißmuth | Mittel zur Behandlung von Metallschmelzen und Verwendung desselben |
| JP5930726B2 (ja) * | 2012-01-18 | 2016-06-08 | 大阪鋼灰株式会社 | 精錬剤 |
| CN104531951B (zh) * | 2014-12-29 | 2017-01-18 | 芜湖金龙模具锻造有限责任公司 | 一种铁水脱硫剂 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2422072A1 (de) * | 1973-05-08 | 1974-12-05 | Arbed | Mittel zur entschwefelung von eisenschmelzen und verfahren zu seiner herstellung |
| DE2531047A1 (de) * | 1975-07-11 | 1977-01-27 | Kloeckner Werke Ag | Verfahren zum entschwefeln von roheisen |
| DE2635651A1 (de) * | 1975-11-14 | 1977-05-26 | Aikoh Co | Entschweflung von geschmolzenem eisen |
| US4541867A (en) * | 1984-03-20 | 1985-09-17 | Amax Inc. | Varnish-bonded carbon-coated magnesium and aluminum granules |
| EP0170407A1 (fr) * | 1984-06-27 | 1986-02-05 | The BOC Group, Inc. | Agents pour l'élimination d'impuretés d'un métal liquide et procédé pour leur fabrication |
| EP0226994A1 (fr) * | 1985-12-17 | 1987-07-01 | SKW Trostberg Aktiengesellschaft | Agent de désulfuration d'une fonte liquide ainsi que procédé de fabrication |
| EP0292205A1 (fr) * | 1987-05-22 | 1988-11-23 | Foseco International Limited | Agents de traitement métallurgique |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB964299A (en) * | 1962-05-29 | 1964-07-22 | Foseco Int | Treatment of molten iron |
| JPS5054513A (fr) * | 1973-09-14 | 1975-05-14 | ||
| JPS5065410A (fr) * | 1973-10-15 | 1975-06-03 | ||
| US3998625A (en) * | 1975-11-12 | 1976-12-21 | Jones & Laughlin Steel Corporation | Desulfurization method |
| DE2708424C2 (de) * | 1977-02-26 | 1987-03-19 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zur Entschwefelung von Roheisenschmelzen |
| US4094666A (en) * | 1977-05-24 | 1978-06-13 | Metal Research Corporation | Method for refining molten iron and steels |
| DE2741588C2 (de) * | 1977-09-15 | 1985-02-07 | Skw Trostberg Ag, 8223 Trostberg | Mittel zum Entschwefeln von Eisenschmelzen |
| DE3544562C2 (de) * | 1985-12-17 | 1998-07-30 | Sueddeutsche Kalkstickstoff | Feinkörniges Mittel zur Entschwefelung von Eisenschmelzen |
-
1988
- 1988-09-20 DE DE3831831A patent/DE3831831C1/de not_active Expired
-
1989
- 1989-09-14 US US07/407,422 patent/US4943317A/en not_active Expired - Fee Related
- 1989-09-15 IN IN758CA1989 patent/IN172425B/en unknown
- 1989-09-19 EP EP89117308A patent/EP0360223B1/fr not_active Expired - Lifetime
- 1989-09-19 ES ES89117308T patent/ES2044001T3/es not_active Expired - Lifetime
- 1989-09-19 FI FI894436A patent/FI91169C/fi not_active IP Right Cessation
- 1989-09-20 JP JP1242431A patent/JPH02185908A/ja active Granted
- 1989-09-20 PT PT91761A patent/PT91761B/pt not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2422072A1 (de) * | 1973-05-08 | 1974-12-05 | Arbed | Mittel zur entschwefelung von eisenschmelzen und verfahren zu seiner herstellung |
| DE2531047A1 (de) * | 1975-07-11 | 1977-01-27 | Kloeckner Werke Ag | Verfahren zum entschwefeln von roheisen |
| DE2635651A1 (de) * | 1975-11-14 | 1977-05-26 | Aikoh Co | Entschweflung von geschmolzenem eisen |
| US4541867A (en) * | 1984-03-20 | 1985-09-17 | Amax Inc. | Varnish-bonded carbon-coated magnesium and aluminum granules |
| EP0170407A1 (fr) * | 1984-06-27 | 1986-02-05 | The BOC Group, Inc. | Agents pour l'élimination d'impuretés d'un métal liquide et procédé pour leur fabrication |
| EP0226994A1 (fr) * | 1985-12-17 | 1987-07-01 | SKW Trostberg Aktiengesellschaft | Agent de désulfuration d'une fonte liquide ainsi que procédé de fabrication |
| EP0292205A1 (fr) * | 1987-05-22 | 1988-11-23 | Foseco International Limited | Agents de traitement métallurgique |
Non-Patent Citations (1)
| Title |
|---|
| THYSSEN TECHNISCHE BERICHTE Nr. 1, 1987, Seiten 21-33, Duisburg, DE; H.P. HAASTERT et al.: "Entwicklungen der Injektionsmetallurgie bei der Stahlherstellung" * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02185908A (ja) | 1990-07-20 |
| JPH0438808B2 (fr) | 1992-06-25 |
| DE3831831C1 (fr) | 1989-11-02 |
| US4943317A (en) | 1990-07-24 |
| FI91169C (fi) | 1994-05-25 |
| ES2044001T3 (es) | 1994-01-01 |
| PT91761B (pt) | 1995-05-31 |
| PT91761A (pt) | 1990-03-30 |
| IN172425B (fr) | 1993-07-24 |
| EP0360223A2 (fr) | 1990-03-28 |
| FI894436A0 (fi) | 1989-09-19 |
| FI91169B (fi) | 1994-02-15 |
| FI894436L (fi) | 1990-03-21 |
| EP0360223B1 (fr) | 1993-08-04 |
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