ATE48652T1 - Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung. - Google Patents
Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung.Info
- Publication number
- ATE48652T1 ATE48652T1 AT86113501T AT86113501T ATE48652T1 AT E48652 T1 ATE48652 T1 AT E48652T1 AT 86113501 T AT86113501 T AT 86113501T AT 86113501 T AT86113501 T AT 86113501T AT E48652 T1 ATE48652 T1 AT E48652T1
- Authority
- AT
- Austria
- Prior art keywords
- mixture
- production
- metal melt
- desulfurizing
- calcium
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 3
- 239000000470 constituent Substances 0.000 abstract 2
- 230000003009 desulfurizing effect Effects 0.000 abstract 2
- 239000005997 Calcium carbide Substances 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 abstract 1
- 150000008041 alkali metal carbonates Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- -1 alkaline earth metal carbonates Chemical class 0.000 abstract 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 1
- 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 1
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)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853535280 DE3535280A1 (de) | 1985-10-03 | 1985-10-03 | Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung |
| EP86113501A EP0220522B1 (de) | 1985-10-03 | 1986-10-01 | Entschwefelungsgemisch für Metallschmelzen, ein Verfahren zu seiner Herstellung und seine Verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE48652T1 true ATE48652T1 (de) | 1989-12-15 |
Family
ID=6282637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT86113501T ATE48652T1 (de) | 1985-10-03 | 1986-10-01 | Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4687512A (de) |
| EP (1) | EP0220522B1 (de) |
| JP (1) | JPH0733534B2 (de) |
| AT (1) | ATE48652T1 (de) |
| DD (1) | DD249922A5 (de) |
| DE (2) | DE3535280A1 (de) |
| ES (1) | ES2012038B3 (de) |
| IN (1) | IN167748B (de) |
| PL (1) | PL146624B1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR8606249A (pt) * | 1985-12-17 | 1987-09-29 | Sueddeutsche Kalkstickstoff | Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao |
| US4853033A (en) * | 1988-06-29 | 1989-08-01 | Electric Power Research Institute | Method of desulfurizing molten metal in a plasma fired cupola |
| NO179080C (no) * | 1989-05-18 | 1996-07-31 | Elkem Metals | Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel |
| US4941914A (en) * | 1989-05-18 | 1990-07-17 | 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. |
| EP0511121B1 (de) * | 1991-04-02 | 1996-09-11 | Pechiney Electrometallurgie | Entschwefelungsmittel für Roheisen, aus Calciumkarbid und organisches Bindemittel |
| DE4206091C2 (de) * | 1992-02-27 | 1994-09-22 | Anton Dr More | Verfahren zur Entschwefelung von Eisenschmelzen bei minimalem Schlacke-Anfall und eine dafür geeignete Vorrichtung |
| AT406690B (de) * | 1994-12-09 | 2000-07-25 | Donau Chemie Ag | Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung |
| PL213251B1 (pl) | 2009-02-02 | 2013-02-28 | Akad Gorniczo Hutnicza | Sposób wytwarzania mieszanki zuzlotwórczej dla pozapiecowej rafinacji stali w kadzi lub w piecu kadziowym |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6031881B2 (ja) * | 1977-03-31 | 1985-07-25 | 日本カーバイド工業株式会社 | 溶銑脱硫用組成物 |
| JPS55110712A (en) * | 1979-02-15 | 1980-08-26 | Kawasaki Steel Corp | Desulfurizing agent for blowing-in |
| GB2049736B (en) * | 1979-04-19 | 1983-02-16 | Foseco Int | Desulphurisation of metals |
| DE2920353A1 (de) * | 1979-05-19 | 1980-11-27 | Hoechst Ag | Verfahren zur herstellung von entschweflungsmitteln fuer roheisen- oder stahlschmelzen |
| JPS5770219A (en) * | 1980-10-21 | 1982-04-30 | Nisshin Steel Co Ltd | Method for dephosphorizing, desulfurizing and denitrifying iron alloy |
| DE3111509A1 (de) * | 1981-03-24 | 1982-10-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen |
| ATE11572T1 (de) * | 1981-07-27 | 1985-02-15 | Thyssen Aktiengesellschaft Vorm. August Thyssenh¨Tte | Verfahren zur verminderung des eisengehaltes von bei der entschwefelung von roheisen entstehenden cao-reichen schlacken. |
| US4541867A (en) * | 1984-03-20 | 1985-09-17 | Amax Inc. | Varnish-bonded carbon-coated magnesium and aluminum granules |
-
1985
- 1985-10-03 DE DE19853535280 patent/DE3535280A1/de not_active Withdrawn
-
1986
- 1986-09-08 IN IN721/MAS/86A patent/IN167748B/en unknown
- 1986-09-19 US US06/909,766 patent/US4687512A/en not_active Expired - Lifetime
- 1986-10-01 EP EP86113501A patent/EP0220522B1/de not_active Expired
- 1986-10-01 ES ES86113501T patent/ES2012038B3/es not_active Expired - Lifetime
- 1986-10-01 AT AT86113501T patent/ATE48652T1/de not_active IP Right Cessation
- 1986-10-01 DE DE8686113501T patent/DE3667493D1/de not_active Expired - Fee Related
- 1986-10-01 DD DD86294888A patent/DD249922A5/de not_active IP Right Cessation
- 1986-10-02 JP JP61233405A patent/JPH0733534B2/ja not_active Expired - Lifetime
- 1986-10-02 PL PL1986261682A patent/PL146624B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0220522B1 (de) | 1989-12-13 |
| JPH0733534B2 (ja) | 1995-04-12 |
| ES2012038B3 (es) | 1990-03-01 |
| IN167748B (de) | 1990-12-15 |
| EP0220522A1 (de) | 1987-05-06 |
| JPS6286108A (ja) | 1987-04-20 |
| DD249922A5 (de) | 1987-09-23 |
| DE3535280A1 (de) | 1987-04-09 |
| DE3667493D1 (de) | 1990-01-18 |
| US4687512A (en) | 1987-08-18 |
| PL146624B1 (en) | 1989-02-28 |
| PL261682A1 (en) | 1987-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| REN | Ceased due to non-payment of the annual fee |