BE878059A - Procede de fabrication d'acier a partir d'eponge de fer dans des fours electriques - Google Patents
Procede de fabrication d'acier a partir d'eponge de fer dans des fours electriquesInfo
- Publication number
- BE878059A BE878059A BE0/196584A BE196584A BE878059A BE 878059 A BE878059 A BE 878059A BE 0/196584 A BE0/196584 A BE 0/196584A BE 196584 A BE196584 A BE 196584A BE 878059 A BE878059 A BE 878059A
- Authority
- BE
- Belgium
- Prior art keywords
- manufacturing steel
- iron sponge
- electric ovens
- ovens
- electric
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title 2
- 229910000831 Steel Inorganic materials 0.000 title 1
- 229910052742 iron Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
-
- 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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782841697 DE2841697A1 (de) | 1978-09-25 | 1978-09-25 | Verfahren zur herstellung von stahl aus eisenschwamm in elektrischen oefen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE878059A true BE878059A (fr) | 1979-12-03 |
Family
ID=6050395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/196584A BE878059A (fr) | 1978-09-25 | 1979-08-03 | Procede de fabrication d'acier a partir d'eponge de fer dans des fours electriques |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4264355A (fr) |
| JP (1) | JPS5544598A (fr) |
| BE (1) | BE878059A (fr) |
| BR (1) | BR7905571A (fr) |
| DE (1) | DE2841697A1 (fr) |
| ES (1) | ES479395A1 (fr) |
| FR (1) | FR2436820A1 (fr) |
| GB (1) | GB2030179B (fr) |
| IT (1) | IT1121886B (fr) |
| NZ (1) | NZ190982A (fr) |
| SE (1) | SE7903500L (fr) |
| ZA (1) | ZA792749B (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ212446A (en) * | 1982-06-02 | 1986-10-08 | New Zealand Steel Ltd | Method and apparatus for producing liquid iron from highly reduced sponge iron |
| DE3300867A1 (de) * | 1983-01-13 | 1984-07-19 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur erzeugung von stahl durch einschmelzen von eisenschwamm im lichtbogenofen |
| US4661150A (en) * | 1985-04-10 | 1987-04-28 | New Zealand Steel Limited | Production of liquid iron |
| AT382639B (de) * | 1985-04-26 | 1987-03-25 | Voest Alpine Ag | Verfahren zur herstellung von stahl aus eisenschwamm sowie anlage zur durchfuehrung des verfahrens |
| FR2705767B1 (fr) * | 1993-05-27 | 1995-07-21 | Lorraine Laminage | Procédé et installation de production d'acier liquide à partir de matières ferreuses riches en matières carbonées. |
| DE102021204258A1 (de) * | 2021-04-28 | 2022-11-03 | Thyssenkrupp Ag | Schmelzofen zur Erzeugung von Roheisen und Schlacke mit einer gewünschten Beschaffenheit |
| WO2023204063A1 (fr) * | 2022-04-22 | 2023-10-26 | Jfeスチール株式会社 | Procédé de fusion de fer à réduction directe, fer solide et procédé de fabrication de fer solide, matériau pour génie civil et construction, procédé de production de matériau pour génie civil et construction, et système de fusion de fer à réduction directe |
| TWI844330B (zh) * | 2022-04-22 | 2024-06-01 | 日商Jfe鋼鐵股份有限公司 | 直接還原鐵的熔解方法、固體鐵及固體鐵的製造方法、以及土木建築用資材及土木建築用資材的製造方法 |
| JP7473863B1 (ja) * | 2022-09-21 | 2024-04-24 | Jfeスチール株式会社 | 固体還元炉及びサブマージドアーク炉を用いた溶銑の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2704247A (en) * | 1950-11-13 | 1955-03-15 | Allegheny Ludlum Steel | Method of making low carbon steel |
| LU34613A1 (fr) * | 1955-08-31 | |||
| US2994831A (en) * | 1959-07-28 | 1961-08-01 | Schohan George | Magnetic amplifier frequency sensor circuits |
| FR1536190A (fr) * | 1965-09-03 | 1968-08-27 | Metallgesellschaft Ag The Stee | Procédé de préparation d'acier au four électrique |
| DE2033197A1 (de) * | 1970-07-04 | 1972-01-20 | Puhlmann P | Verfahren und Vorrichtung von für die Weiterverarbeitung bestimmten Metallen bzw. Metallegierungen, insbesondere Stahl, oder Verbindungen dieser Metalle mit anderen Elementen, z. B. Metalloxyden, oder sonstigen schmelzbaren Erden oder Stoffen mit Hilfe des Elektro-Lichtbogenofens |
| US3891427A (en) * | 1972-10-12 | 1975-06-24 | Lectromelt Corp | Method for melting prereduced ore and scrap |
| DE2529391B2 (de) * | 1975-07-02 | 1978-06-01 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zum Einschmelzen von eisenhaltigem Material |
-
1978
- 1978-09-25 DE DE19782841697 patent/DE2841697A1/de not_active Ceased
-
1979
- 1979-03-27 FR FR7907677A patent/FR2436820A1/fr active Pending
- 1979-04-06 ES ES479395A patent/ES479395A1/es not_active Expired
- 1979-04-20 SE SE7903500A patent/SE7903500L/ not_active Application Discontinuation
- 1979-05-29 GB GB7918671A patent/GB2030179B/en not_active Expired
- 1979-06-04 ZA ZA792749A patent/ZA792749B/xx unknown
- 1979-06-21 IT IT23788/79A patent/IT1121886B/it active
- 1979-07-11 NZ NZ190982A patent/NZ190982A/xx unknown
- 1979-08-03 BE BE0/196584A patent/BE878059A/fr not_active IP Right Cessation
- 1979-08-30 BR BR7905571A patent/BR7905571A/pt unknown
- 1979-09-04 US US06/072,451 patent/US4264355A/en not_active Expired - Lifetime
- 1979-09-25 JP JP12213879A patent/JPS5544598A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE7903500L (sv) | 1980-03-26 |
| GB2030179B (en) | 1983-04-27 |
| BR7905571A (pt) | 1980-05-13 |
| GB2030179A (en) | 1980-04-02 |
| DE2841697A1 (de) | 1980-04-10 |
| US4264355A (en) | 1981-04-28 |
| NZ190982A (en) | 1982-12-21 |
| JPS5544598A (en) | 1980-03-28 |
| FR2436820A1 (fr) | 1980-04-18 |
| ZA792749B (en) | 1980-06-25 |
| ES479395A1 (es) | 1979-07-16 |
| IT1121886B (it) | 1986-04-23 |
| IT7923788A0 (it) | 1979-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: MANNESMANN A.G. Effective date: 19840803 |