CA1336359C - Methode et appareil de reduction directe du fer - Google Patents
Methode et appareil de reduction directe du ferInfo
- Publication number
- CA1336359C CA1336359C CA000563007A CA563007A CA1336359C CA 1336359 C CA1336359 C CA 1336359C CA 000563007 A CA000563007 A CA 000563007A CA 563007 A CA563007 A CA 563007A CA 1336359 C CA1336359 C CA 1336359C
- Authority
- CA
- Canada
- Prior art keywords
- gas
- iron
- reduction
- feeder
- dri
- 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
- C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
-
- 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
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Catalysts (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US115,911 | 1987-11-02 | ||
US11591187A | 1987-11-25 | 1987-11-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1336359C true CA1336359C (fr) | 1995-07-25 |
Family
ID=22364094
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000563007A Expired - Fee Related CA1336359C (fr) | 1987-11-02 | 1988-03-31 | Methode et appareil de reduction directe du fer |
Country Status (6)
Country | Link |
---|---|
AR (1) | AR246986A1 (fr) |
BR (1) | BR8804025A (fr) |
CA (1) | CA1336359C (fr) |
DE (1) | DE3811654A1 (fr) |
GB (1) | GB2211860B (fr) |
MX (1) | MX167965B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5064467A (en) * | 1987-11-02 | 1991-11-12 | C.V.G. Siderurgica Del Orinoco, C.A. | Method and apparatus for the direct reduction of iron |
DE4041689C2 (de) * | 1990-04-20 | 1995-11-09 | Orinoco Siderurgica | Verfahren und Anlage zum Herstellen von flüssigem Stahl aus Eisenoxiden |
DE4108283A1 (de) * | 1991-03-14 | 1992-09-17 | Kortec Ag | Verfahren zum herstellen von fluessigem metall aus feinkoernigen metalloxidpartikeln und reduktions- und schmelzofen zur durchfuehrung des verfahrens |
DE19634348A1 (de) | 1996-08-23 | 1998-02-26 | Arcmet Tech Gmbh | Einschmelzaggregat mit einem Lichtbogenofen |
DE102007032419B4 (de) * | 2007-07-10 | 2013-02-21 | Outotec Oyj | Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2711368A (en) * | 1949-12-01 | 1955-06-21 | Exxon Research Engineering Co | Process for reducing oxidic iron ore |
DE1201377B (de) * | 1961-11-23 | 1965-09-23 | Huettenwerk Oberhausen Ag | Verfahren und Anlage zur Herstellung von Eisen-schwamm aus Eisenerz in einem Reduktions-schacht mittels Reduktionsgas |
GB1045602A (en) * | 1964-01-24 | 1966-10-12 | Armco Steel Corp | Method of reducing fine iron ore in a fluidized-solids reactor |
US3375099A (en) * | 1964-06-30 | 1968-03-26 | Armco Steel Corp | Production of iron from pelletized iron ores |
US3375098A (en) * | 1964-07-22 | 1968-03-26 | Armco Steel Corp | Gaseous reduction of iron ores |
DE1433383A1 (de) * | 1964-07-28 | 1969-05-08 | Schenk Dr Ing Dr Ing E H Herma | Verfahren zum Waermebehandeln von Eisenerz,insbesondere Eisenerz-Pellets |
US3764123A (en) * | 1970-06-29 | 1973-10-09 | Midland Ross Corp | Method of and apparatus for reducing iron oxide to metallic iron |
BE791243A (fr) * | 1971-12-23 | 1973-05-10 | Texaco Development Corp | Procede de production d'un melange gazeux reducteur |
US3985548A (en) * | 1972-05-30 | 1976-10-12 | Leas Brothers Development Corporation | Direct metal reduction from coal |
US3827879A (en) * | 1973-02-22 | 1974-08-06 | Fierro Esponja | Method for the gaseous reduction of metal ores |
US4046557A (en) * | 1975-09-08 | 1977-09-06 | Midrex Corporation | Method for producing metallic iron particles |
US4054444A (en) * | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
JPS5847449B2 (ja) * | 1978-04-10 | 1983-10-22 | 株式会社神戸製鋼所 | 直接製鉄法 |
US4261734A (en) * | 1979-09-04 | 1981-04-14 | Hylsa, S.A. | Method of making sponge iron |
US4253867A (en) * | 1979-10-15 | 1981-03-03 | Hylsa, S.A. | Method of using a methane-containing gas for reducing iron ore |
US4246024A (en) * | 1979-10-31 | 1981-01-20 | Grupo Industrial Alfa, S.A. | Method for the gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels |
MX156697A (es) * | 1982-05-12 | 1988-09-27 | Hylsa Sa | Metodo mejorado para la reduccion directa de minerales de hierro |
US4528030A (en) * | 1983-05-16 | 1985-07-09 | Hylsa, S.A. | Method of reducing iron ore |
US4556417A (en) * | 1983-05-17 | 1985-12-03 | Hylsa, S.A. | Process for the direct reduction of iron ores |
-
1988
- 1988-03-31 CA CA000563007A patent/CA1336359C/fr not_active Expired - Fee Related
- 1988-04-07 DE DE3811654A patent/DE3811654A1/de active Granted
- 1988-04-12 AR AR88310543A patent/AR246986A1/es active
- 1988-04-14 GB GB8808853A patent/GB2211860B/en not_active Expired - Lifetime
- 1988-04-21 MX MX011196A patent/MX167965B/es unknown
- 1988-07-29 BR BR8804025A patent/BR8804025A/pt active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
GB2211860A (en) | 1989-07-12 |
MX167965B (es) | 1993-04-26 |
GB2211860B (en) | 1991-08-21 |
BR8804025A (pt) | 1989-05-23 |
DE3811654A1 (de) | 1989-05-18 |
GB8808853D0 (en) | 1988-05-18 |
AR246986A1 (es) | 1994-10-31 |
DE3811654C2 (fr) | 1992-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |