BR8804238A - Processo para a fusao de sucata,pelotas de esponja de ferro em forma pre-reduzida e/ou ferro bruto solido para a producao de aco - Google Patents
Processo para a fusao de sucata,pelotas de esponja de ferro em forma pre-reduzida e/ou ferro bruto solido para a producao de acoInfo
- Publication number
- BR8804238A BR8804238A BR8804238A BR8804238A BR8804238A BR 8804238 A BR8804238 A BR 8804238A BR 8804238 A BR8804238 A BR 8804238A BR 8804238 A BR8804238 A BR 8804238A BR 8804238 A BR8804238 A BR 8804238A
- Authority
- BR
- Brazil
- Prior art keywords
- iron
- reduced form
- steel production
- solid crude
- sponge pellets
- 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
-
- 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
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
-
- 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 And Refinement Of Metals (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture Of Iron (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT210187 | 1987-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8804238A true BR8804238A (pt) | 1989-03-14 |
Family
ID=3527774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8804238A BR8804238A (pt) | 1987-08-21 | 1988-08-19 | Processo para a fusao de sucata,pelotas de esponja de ferro em forma pre-reduzida e/ou ferro bruto solido para a producao de aco |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4925489A (pt) |
| EP (1) | EP0304413B1 (pt) |
| JP (1) | JPH01132713A (pt) |
| KR (1) | KR920004673B1 (pt) |
| CN (1) | CN1015551B (pt) |
| AT (1) | ATE86674T1 (pt) |
| BR (1) | BR8804238A (pt) |
| CA (1) | CA1311618C (pt) |
| DD (1) | DD282243A5 (pt) |
| DE (1) | DE3879039D1 (pt) |
| ES (1) | ES2038790T3 (pt) |
| IN (1) | IN170018B (pt) |
| MX (1) | MX168393B (pt) |
| RU (1) | RU1819290C (pt) |
| ZA (1) | ZA885829B (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1011981B (zh) * | 1987-10-13 | 1991-03-13 | 沃斯特-阿尔派因钢铁多纳维茨有限公司 | 连续炼钢过程中的中间处理方法 |
| GB9019894D0 (en) * | 1990-09-12 | 1990-10-24 | Cokeless Cupolas Ltd | Metal-melting furnaces |
| AT404842B (de) * | 1992-10-19 | 1999-03-25 | Voest Alpine Ind Anlagen | Verfahren zum kontinuierlichen einschmelzen von schrott |
| US20050151307A1 (en) * | 2003-09-30 | 2005-07-14 | Ricardo Viramontes-Brown | Method and apparatus for producing molten iron |
| DE102015212828A1 (de) | 2015-07-09 | 2017-01-12 | Sms Group Gmbh | Schmelzmetallurgischer Ofen und Verfahren zu dessen Betrieb |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2546936A (en) * | 1949-06-02 | 1951-03-27 | Ohio Ferro Alloys Corporated | Treatment of slags |
| DE971242C (de) * | 1953-03-01 | 1958-12-31 | Steinmueller Gmbh L & C | Schmelzfeuerung mit Gewinnung von fluessigem Eisen aus der Brennstoffschlacke |
| DE1800610C2 (de) * | 1968-10-02 | 1971-07-08 | Kloeckner Werke Ag | Verfahren und Vorrichtung zum Einschmelzen von Schrott |
| US3772000A (en) * | 1971-11-23 | 1973-11-13 | Columbia Gas Syst | Method for converting solid ferrous metal to steel |
| US4203761A (en) * | 1973-02-21 | 1980-05-20 | Robert C. LeMay | Process of smelting with submerged burner |
| DE2327072C2 (de) * | 1973-05-26 | 1975-04-24 | Kloeckner-Werke, Ag, 4100 Duisburg | Verfahren und Vorrichtung zum Einschmelzen von Schrott |
| US4001008A (en) * | 1974-08-06 | 1977-01-04 | Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan Aktiengesellschaft | Method and apparatus for the reduction of ores, especially iron ores |
| DE2504945C3 (de) * | 1975-02-06 | 1983-03-24 | Klöckner-Werke AG, 4100 Duisburg | Verfahren zum kontinuierlichen Einschmelzen von Schrott, Eisenschwamm o.dgl. |
| EP0034379A1 (fr) * | 1980-01-17 | 1981-08-26 | CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif | Procédé perfectionné de protection du métal dans des récipients métallurgiques, et matériau pour la mise en oeuvre de ce procédé |
| US4417924A (en) * | 1982-09-30 | 1983-11-29 | Schwer John W | Steelmaking additive composition |
| US4556418A (en) * | 1984-10-03 | 1985-12-03 | Thermal Systems Engineering, Inc. | Process for melting a ferrous burden |
-
1988
- 1988-08-03 ES ES88890203T patent/ES2038790T3/es not_active Expired - Lifetime
- 1988-08-03 DE DE8888890203T patent/DE3879039D1/de not_active Expired - Fee Related
- 1988-08-03 AT AT88890203T patent/ATE86674T1/de not_active IP Right Cessation
- 1988-08-03 EP EP19880890203 patent/EP0304413B1/de not_active Expired - Lifetime
- 1988-08-05 IN IN665/CAL/88A patent/IN170018B/en unknown
- 1988-08-08 ZA ZA885829A patent/ZA885829B/xx unknown
- 1988-08-19 CN CN88106201A patent/CN1015551B/zh not_active Expired
- 1988-08-19 JP JP63204921A patent/JPH01132713A/ja active Granted
- 1988-08-19 CA CA 575217 patent/CA1311618C/en not_active Expired - Fee Related
- 1988-08-19 RU SU884356299A patent/RU1819290C/ru active
- 1988-08-19 DD DD88319082A patent/DD282243A5/de not_active IP Right Cessation
- 1988-08-19 MX MX1274088A patent/MX168393B/es unknown
- 1988-08-19 BR BR8804238A patent/BR8804238A/pt active Search and Examination
- 1988-08-22 US US07/234,550 patent/US4925489A/en not_active Expired - Fee Related
- 1988-08-22 KR KR1019880010638A patent/KR920004673B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES2038790T3 (es) | 1993-08-01 |
| EP0304413A1 (de) | 1989-02-22 |
| JPH0244887B2 (pt) | 1990-10-05 |
| RU1819290C (ru) | 1993-05-30 |
| DE3879039D1 (de) | 1993-04-15 |
| IN170018B (pt) | 1992-01-25 |
| MX168393B (es) | 1993-05-21 |
| KR890003966A (ko) | 1989-04-19 |
| US4925489A (en) | 1990-05-15 |
| CN1032193A (zh) | 1989-04-05 |
| EP0304413B1 (de) | 1993-03-10 |
| CA1311618C (en) | 1992-12-22 |
| ATE86674T1 (de) | 1993-03-15 |
| ZA885829B (en) | 1989-04-26 |
| DD282243A5 (de) | 1990-09-05 |
| JPH01132713A (ja) | 1989-05-25 |
| KR920004673B1 (ko) | 1992-06-13 |
| CN1015551B (zh) | 1992-02-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Decision: intention to grant | ||
| KD | Notifcation of receipt (letter patent) | ||
| FA4 | Application deemed withdrawn (art. 21(1)) |