ATE46365T1 - Stahlerzeugungsverfahren mit schnellentkohlung. - Google Patents
Stahlerzeugungsverfahren mit schnellentkohlung.Info
- Publication number
- ATE46365T1 ATE46365T1 AT85102887T AT85102887T ATE46365T1 AT E46365 T1 ATE46365 T1 AT E46365T1 AT 85102887 T AT85102887 T AT 85102887T AT 85102887 T AT85102887 T AT 85102887T AT E46365 T1 ATE46365 T1 AT E46365T1
- Authority
- AT
- Austria
- Prior art keywords
- making process
- decarburization
- steel making
- injection
- rapid decarburization
- Prior art date
Links
- 238000005261 decarburization Methods 0.000 title abstract 3
- 238000009628 steelmaking Methods 0.000 title 1
- 238000002347 injection Methods 0.000 abstract 4
- 239000007924 injection Substances 0.000 abstract 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000161 steel melt Substances 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
- 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
- C21C5/35—Blowing from above and 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)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- General Factory Administration (AREA)
- Heat Treatment Of Steel (AREA)
- Coating With Molten Metal (AREA)
- Forging (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/589,469 US4488903A (en) | 1984-03-14 | 1984-03-14 | Rapid decarburization steelmaking process |
| EP85102887A EP0159517B1 (de) | 1984-03-14 | 1985-03-13 | Stahlerzeugungsverfahren mit Schnellentkohlung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE46365T1 true ATE46365T1 (de) | 1989-09-15 |
Family
ID=24358148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT85102887T ATE46365T1 (de) | 1984-03-14 | 1985-03-13 | Stahlerzeugungsverfahren mit schnellentkohlung. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4488903A (de) |
| EP (1) | EP0159517B1 (de) |
| KR (1) | KR900002710B1 (de) |
| AT (1) | ATE46365T1 (de) |
| BR (1) | BR8501126A (de) |
| CA (1) | CA1236979A (de) |
| DD (1) | DD232312A5 (de) |
| DE (1) | DE3572996D1 (de) |
| ES (1) | ES8606506A1 (de) |
| IN (1) | IN161785B (de) |
| ZA (1) | ZA851896B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3434894C2 (de) * | 1984-09-22 | 1986-09-18 | Thyssen Stahl AG, 4100 Duisburg | Verfahren zum Frischen von Roheisen |
| US4599107A (en) * | 1985-05-20 | 1986-07-08 | Union Carbide Corporation | Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining |
| DE102007050478A1 (de) * | 2007-10-23 | 2009-04-30 | Sms Demag Ag | Verfahren zur Rostfreistahlerzeugung mit Direktreduktionsöfen für Ferrochrom und Ferronickel auf der Primärseite eines Konverters |
| JP5999157B2 (ja) * | 2013-10-02 | 2016-09-28 | Ｊｆｅスチール株式会社 | 転炉での溶銑の精錬方法 |
| JP7736999B2 (ja) * | 2021-11-09 | 2025-09-10 | 日本製鉄株式会社 | 転炉精錬方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB822271A (en) * | 1956-10-19 | 1959-10-21 | A R B E D Acieries Reunies De | Improvements in or relating to the manufacture of steel |
| AT337736B (de) * | 1973-02-12 | 1977-07-11 | Voest Ag | Verfahren zum frischen von roheisen |
| US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
| US4210442A (en) * | 1979-02-07 | 1980-07-01 | Union Carbide Corporation | Argon in the basic oxygen process to control slopping |
| US4280838A (en) * | 1979-05-24 | 1981-07-28 | Sumitomo Metal Industries, Ltd. | Production of carbon steel and low-alloy steel with bottom blowing basic oxygen furnace |
| JPS5623215A (en) * | 1979-08-02 | 1981-03-05 | Nippon Kokan Kk <Nkk> | Converter steel making method |
| DE2931957A1 (de) * | 1979-08-07 | 1981-02-12 | Maximilianshuette Eisenwerk | Verfahren zur herstellung von stahl mit niedrigem wasserstoffgehalt in einem sauerstoffdurchblaskonverter |
| ATE5202T1 (de) * | 1979-12-11 | 1983-11-15 | Eisenwerk-Gesellschaft Maximilianshuette Mbh | Stahlerzeugungsverfahren. |
| US4278464A (en) * | 1979-12-27 | 1981-07-14 | Union Carbide Corporation | Method for preventing slopping during subsurface pneumatic refining of steel |
| LU82069A1 (fr) * | 1980-01-09 | 1981-09-10 | Arbed | Procede d'affinage d'un bain de metal |
| US4302244A (en) * | 1980-07-18 | 1981-11-24 | Pennsylvania Engineering Corporation | Steel conversion method |
| US4365992A (en) * | 1981-08-20 | 1982-12-28 | Pennsylvania Engineering Corporation | Method of treating ferrous metal |
-
1984
- 1984-03-14 US US06/589,469 patent/US4488903A/en not_active Expired - Fee Related
- 1984-11-13 IN IN861/DEL/84A patent/IN161785B/en unknown
-
1985
- 1985-03-01 CA CA000475573A patent/CA1236979A/en not_active Expired
- 1985-03-13 DD DD85274093A patent/DD232312A5/de not_active IP Right Cessation
- 1985-03-13 KR KR1019850001602A patent/KR900002710B1/ko not_active Expired
- 1985-03-13 DE DE8585102887T patent/DE3572996D1/de not_active Expired
- 1985-03-13 ZA ZA851896A patent/ZA851896B/xx unknown
- 1985-03-13 ES ES541216A patent/ES8606506A1/es not_active Expired
- 1985-03-13 EP EP85102887A patent/EP0159517B1/de not_active Expired
- 1985-03-13 AT AT85102887T patent/ATE46365T1/de not_active IP Right Cessation
- 1985-03-13 BR BR8501126A patent/BR8501126A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR8501126A (pt) | 1985-11-05 |
| IN161785B (de) | 1988-02-06 |
| KR850007089A (ko) | 1985-10-30 |
| DE3572996D1 (en) | 1989-10-19 |
| ZA851896B (en) | 1985-10-30 |
| EP0159517A1 (de) | 1985-10-30 |
| CA1236979A (en) | 1988-05-24 |
| ES541216A0 (es) | 1986-04-01 |
| EP0159517B1 (de) | 1989-09-13 |
| US4488903A (en) | 1984-12-18 |
| KR900002710B1 (ko) | 1990-04-23 |
| ES8606506A1 (es) | 1986-04-01 |
| DD232312A5 (de) | 1986-01-22 |
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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 |