ATE27307T1 - Verfahren zum einstellen von niedrigen wasserstoffgehalt bei nach dem durchblasverfahren hergestellten staehlen. - Google Patents
Verfahren zum einstellen von niedrigen wasserstoffgehalt bei nach dem durchblasverfahren hergestellten staehlen.Info
- Publication number
- ATE27307T1 ATE27307T1 AT83106349T AT83106349T ATE27307T1 AT E27307 T1 ATE27307 T1 AT E27307T1 AT 83106349 T AT83106349 T AT 83106349T AT 83106349 T AT83106349 T AT 83106349T AT E27307 T1 ATE27307 T1 AT E27307T1
- Authority
- AT
- Austria
- Prior art keywords
- low hydrogen
- steels
- blow
- hydrogen content
- refining
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/005—Manufacture of stainless steel
-
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/34—Blowing through the bath
-
- 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
- C21C7/068—Decarburising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Luminescent Compositions (AREA)
- Medicines Containing Plant Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/393,467 US4451288A (en) | 1982-06-29 | 1982-06-29 | Method for producing low hydrogen content in steels produced by subsurface pneumatic refining |
EP83106349A EP0097971B1 (de) | 1982-06-29 | 1983-06-29 | Verfahren zum Einstellen von niedrigen Wasserstoffgehalt bei nach dem Durchblasverfahren hergestellten Stählen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE27307T1 true ATE27307T1 (de) | 1987-06-15 |
Family
ID=23554815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT83106349T ATE27307T1 (de) | 1982-06-29 | 1983-06-29 | Verfahren zum einstellen von niedrigen wasserstoffgehalt bei nach dem durchblasverfahren hergestellten staehlen. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4451288A (de) |
EP (1) | EP0097971B1 (de) |
JP (1) | JPS5964711A (de) |
AT (1) | ATE27307T1 (de) |
BR (1) | BR8303453A (de) |
DE (1) | DE3371649D1 (de) |
ES (1) | ES8503031A1 (de) |
FI (1) | FI73462B (de) |
IN (1) | IN159567B (de) |
MX (1) | MX165083B (de) |
ZA (1) | ZA834766B (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4869749A (en) * | 1988-11-23 | 1989-09-26 | Air Products And Chemicals, Inc. | Chemical dehydrogenation of molten ferrous alloys using a halogen-containing compound |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2548849A (en) * | 1946-01-12 | 1951-04-10 | Armco Steel Corp | Elimination of hydrogen from heats of killed steel |
BE610265A (de) * | 1960-11-18 | |||
DE1909780A1 (de) * | 1969-02-27 | 1970-11-19 | Maximilianshuette Eisenwerk | Verfahren zum Senken der Sauerstoff- und Wasserstoffgehalte in kohlenstoffarmen Staehlen |
BE755456A (fr) * | 1969-08-29 | 1971-03-01 | Allegheny Ludlum Ind Inc | Decarburation de l'acier fondu |
BE789083A (fr) * | 1971-10-06 | 1973-01-15 | Uddeholms Ab | Procede de reduction de la teneur de carbone dans des produits metallurgiques |
US4187102A (en) * | 1978-08-24 | 1980-02-05 | Union Carbide Corporation | Method for controlling the temperature of the melt during pneumatic refining of steel |
US4278464A (en) * | 1979-12-27 | 1981-07-14 | Union Carbide Corporation | Method for preventing slopping during subsurface pneumatic refining of steel |
US4436553A (en) * | 1982-01-22 | 1984-03-13 | Union Carbide Corporation | Process to produce low hydrogen steel |
-
1982
- 1982-06-29 US US06/393,467 patent/US4451288A/en not_active Expired - Fee Related
-
1983
- 1983-06-28 IN IN433/DEL/83A patent/IN159567B/en unknown
- 1983-06-28 BR BR8303453A patent/BR8303453A/pt not_active IP Right Cessation
- 1983-06-29 AT AT83106349T patent/ATE27307T1/de not_active IP Right Cessation
- 1983-06-29 DE DE8383106349T patent/DE3371649D1/de not_active Expired
- 1983-06-29 JP JP58116285A patent/JPS5964711A/ja active Granted
- 1983-06-29 EP EP83106349A patent/EP0097971B1/de not_active Expired
- 1983-06-29 MX MX8381A patent/MX165083B/es unknown
- 1983-06-29 ES ES523686A patent/ES8503031A1/es not_active Expired
- 1983-06-29 ZA ZA834766A patent/ZA834766B/xx unknown
- 1983-06-29 FI FI832380A patent/FI73462B/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3371649D1 (en) | 1987-06-25 |
JPS5964711A (ja) | 1984-04-12 |
FI73462B (fi) | 1987-06-30 |
EP0097971A3 (en) | 1984-02-08 |
ZA834766B (en) | 1984-03-28 |
IN159567B (de) | 1987-05-23 |
MX165083B (es) | 1992-10-21 |
US4451288A (en) | 1984-05-29 |
FI832380A0 (fi) | 1983-06-29 |
EP0097971A2 (de) | 1984-01-11 |
EP0097971B1 (de) | 1987-05-20 |
ES523686A0 (es) | 1985-02-01 |
JPH025801B2 (de) | 1990-02-06 |
ES8503031A1 (es) | 1985-02-01 |
FI832380L (fi) | 1983-12-30 |
BR8303453A (pt) | 1984-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |