CA1336359C - Methode et appareil de reduction directe du fer - Google Patents

Methode et appareil de reduction directe du fer

Info

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
Application number
CA000563007A
Other languages
English (en)
Inventor
Oscar Dam G.
Henry R. Bueno C.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CORPORACION VENEZOLANA DE GUAYANA (CVG)
Original Assignee
C V G Siderurgica del Orinoco CA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by C V G Siderurgica del Orinoco CA filed Critical C V G Siderurgica del Orinoco CA
Application granted granted Critical
Publication of CA1336359C publication Critical patent/CA1336359C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
CA000563007A 1987-11-02 1988-03-31 Methode et appareil de reduction directe du fer Expired - Fee Related CA1336359C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11591187A 1987-11-02 1987-11-02
US115,911 1987-11-02

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2211860A (en) 1989-07-12
GB2211860B (en) 1991-08-21
AR246986A1 (es) 1994-10-31
MX167965B (es) 1993-04-26
DE3811654C2 (fr) 1992-08-20
BR8804025A (pt) 1989-05-23
GB8808853D0 (en) 1988-05-18
DE3811654A1 (de) 1989-05-18

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