DE68913509D1 - Verfahren zur Herstellung von flüssigem Roheisen. - Google Patents
Verfahren zur Herstellung von flüssigem Roheisen.Info
- Publication number
- DE68913509D1 DE68913509D1 DE89121320T DE68913509T DE68913509D1 DE 68913509 D1 DE68913509 D1 DE 68913509D1 DE 89121320 T DE89121320 T DE 89121320T DE 68913509 T DE68913509 T DE 68913509T DE 68913509 D1 DE68913509 D1 DE 68913509D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- pig iron
- molten pig
- molten
- iron
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1021140A JPH02200713A (ja) | 1989-01-31 | 1989-01-31 | 溶銑の製造装置および製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68913509D1 true DE68913509D1 (de) | 1994-04-07 |
DE68913509T2 DE68913509T2 (de) | 1994-09-29 |
Family
ID=12046594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68913509T Expired - Fee Related DE68913509T2 (de) | 1989-01-31 | 1989-11-17 | Verfahren zur Herstellung von flüssigem Roheisen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5084093A (de) |
EP (1) | EP0382900B1 (de) |
JP (1) | JPH02200713A (de) |
BR (1) | BR8905832A (de) |
DE (1) | DE68913509T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5417740A (en) * | 1992-05-26 | 1995-05-23 | Zaptech Corporation | Method for producing steel |
US5286277A (en) * | 1992-05-26 | 1994-02-15 | Zaptech Corporation | Method for producing steel |
US5728193A (en) * | 1995-05-03 | 1998-03-17 | Philip Services Corp. | Process for recovering metals from iron oxide bearing masses |
EP2729753B1 (de) * | 2011-07-07 | 2018-03-14 | Saint-Gobain Centre de Recherches et d'Etudes Européen | Regenerator |
CN110923381B (zh) * | 2019-12-27 | 2021-08-17 | 济南荣庆节能技术有限公司 | 一种短流程高炉炼铁工艺 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1065522A (fr) * | 1951-07-21 | 1954-05-26 | Stahl & Walzwerke Rasselstein | Procédé et four pour la fusion de riblons de faible poids et de grand encombrement |
GB758246A (en) * | 1952-10-29 | 1956-10-03 | Newton Chambers & Co | Improvements relating to cupola furnaces and the production of cast iron in them |
US3759699A (en) * | 1967-08-11 | 1973-09-18 | Airco Inc | Ting means process for melting scrap with a plurality of oppositely directed hea |
GB1326241A (en) * | 1970-01-23 | 1973-08-08 | British Cast Iron Res Ass | Melting of iron |
US3832158A (en) * | 1973-05-31 | 1974-08-27 | R Obenchain | Process for producing metal from metal oxide pellets in a cupola type vessel |
GB1500511A (en) * | 1974-01-21 | 1978-02-08 | Boc International Ltd | Vertical shaft furnace |
FR2328049A1 (fr) * | 1975-10-15 | 1977-05-13 | Air Liquide | Procede d'elaboration d'un metal de seconde fusion avec prechauffage des charges metalliques et four pour sa mise en oeuvre |
GB1586762A (en) * | 1976-05-28 | 1981-03-25 | British Steel Corp | Metal refining method and apparatus |
US4304598A (en) * | 1980-09-19 | 1981-12-08 | Klockner-Werke Ag | Method for producing steel from solid, iron containing pieces |
US4329171A (en) * | 1981-01-08 | 1982-05-11 | Pennsylvania Engineering Corporation | Steel making method |
ZA827820B (en) * | 1981-10-30 | 1983-08-31 | British Steel Corp | Production of steel |
US4537629A (en) * | 1984-08-20 | 1985-08-27 | Instituto Mexicano De Investigaciones Siderurgicas | Method for obtaining high purity ductile iron |
ES2013177A6 (es) * | 1988-04-19 | 1990-04-16 | Skf Plasma Tech | Metodo y su correspondiente aparato para fundir chatarra de hierro y acero. |
-
1989
- 1989-01-31 JP JP1021140A patent/JPH02200713A/ja active Pending
- 1989-11-17 BR BR8905832A patent/BR8905832A/pt not_active IP Right Cessation
- 1989-11-17 DE DE68913509T patent/DE68913509T2/de not_active Expired - Fee Related
- 1989-11-17 EP EP89121320A patent/EP0382900B1/de not_active Expired - Lifetime
-
1990
- 1990-11-09 US US07/611,478 patent/US5084093A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0382900B1 (de) | 1994-03-02 |
EP0382900A1 (de) | 1990-08-22 |
JPH02200713A (ja) | 1990-08-09 |
US5084093A (en) | 1992-01-28 |
BR8905832A (pt) | 1991-05-21 |
DE68913509T2 (de) | 1994-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |