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GB2211860B - Method and apparatus for the direct reduction of iron - Google Patents

Method and apparatus for the direct reduction of iron

Info

Publication number
GB2211860B
GB2211860B GB8808853A GB8808853A GB2211860B GB 2211860 B GB2211860 B GB 2211860B GB 8808853 A GB8808853 A GB 8808853A GB 8808853 A GB8808853 A GB 8808853A GB 2211860 B GB2211860 B GB 2211860B
Authority
GB
United Kingdom
Prior art keywords
iron
direct reduction
reduction
direct
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 - Lifetime
Application number
GB8808853A
Other versions
GB2211860A (en
GB8808853D0 (en
Inventor
Oscar G Dam
Henry R Bueno
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.)
ORINOCO SIDERURGICA
C V G Siderurgica del Orinoco CA
Original Assignee
ORINOCO SIDERURGICA
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 ORINOCO SIDERURGICA, C V G Siderurgica del Orinoco CA filed Critical ORINOCO SIDERURGICA
Publication of GB8808853D0 publication Critical patent/GB8808853D0/en
Publication of GB2211860A publication Critical patent/GB2211860A/en
Application granted granted Critical
Publication of GB2211860B publication Critical patent/GB2211860B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
GB8808853A 1987-11-02 1988-04-14 Method and apparatus for the direct reduction of iron Expired - Lifetime GB2211860B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11591187A 1987-11-02 1987-11-02

Publications (3)

Publication Number Publication Date
GB8808853D0 GB8808853D0 (en) 1988-05-18
GB2211860A GB2211860A (en) 1989-07-12
GB2211860B true GB2211860B (en) 1991-08-21

Family

ID=22364094

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8808853A Expired - Lifetime GB2211860B (en) 1987-11-02 1988-04-14 Method and apparatus for the direct reduction of iron

Country Status (6)

Country Link
AR (1) AR246986A1 (en)
BR (1) BR8804025A (en)
CA (1) CA1336359C (en)
DE (1) DE3811654A1 (en)
GB (1) GB2211860B (en)
MX (1) MX167965B (en)

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 (en) * 1990-04-20 1995-11-09 Orinoco Siderurgica Process and plant for producing liquid steel from iron oxides
DE4108283A1 (en) * 1991-03-14 1992-09-17 Kortec Ag METHOD FOR PRODUCING LIQUID METAL FROM FINE-GRAIN METAL OXIDE PARTICLES, AND REDUCTION AND MELTING STOVES FOR CARRYING OUT THE METHOD
DE19634348A1 (en) 1996-08-23 1998-02-26 Arcmet Tech Gmbh Melting unit with an electric arc furnace
DE102007032419B4 (en) * 2007-07-10 2013-02-21 Outotec Oyj Process and plant for the reduction of iron oxide-containing solids

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2058841A (en) * 1979-09-04 1981-04-15 Hylsa Sa Method of making sponge iron
US4268303A (en) * 1978-04-10 1981-05-19 Kobe Steel, Limited Direct reduction process for producing reduced iron
GB2063303A (en) * 1979-10-15 1981-06-03 Hysla Sa Method of using a methane-containing gas for reducing iron ore
GB2065709A (en) * 1979-10-31 1981-07-01 Grupo Ind Alfa Sa Gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels
GB2123038A (en) * 1982-05-12 1984-01-25 Hylsa Sa Process for the direct reduction of iron ores
EP0128347A2 (en) * 1983-05-16 1984-12-19 HYLSA, S.A. de C.V. Method for reducing iron ore
US4556417A (en) * 1983-05-17 1985-12-03 Hylsa, S.A. Process for the direct reduction of iron ores

Family Cites Families (9)

* 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 (en) * 1961-11-23 1965-09-23 Huettenwerk Oberhausen Ag Process and plant for the production of iron sponge from iron ore in a reduction shaft using reducing gas
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 (en) * 1964-07-28 1969-05-08 Schenk Dr Ing Dr Ing E H Herma Process for the heat treatment of iron ore, in particular iron ore pellets
US3764123A (en) * 1970-06-29 1973-10-09 Midland Ross Corp Method of and apparatus for reducing iron oxide to metallic iron
BE791243A (en) * 1971-12-23 1973-05-10 Texaco Development Corp PROCESS FOR PRODUCING A REDUCING GAS MIXTURE
US3985548A (en) * 1972-05-30 1976-10-12 Leas Brothers Development Corporation Direct metal reduction from coal

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4268303A (en) * 1978-04-10 1981-05-19 Kobe Steel, Limited Direct reduction process for producing reduced iron
GB2058841A (en) * 1979-09-04 1981-04-15 Hylsa Sa Method of making sponge iron
GB2063303A (en) * 1979-10-15 1981-06-03 Hysla Sa Method of using a methane-containing gas for reducing iron ore
GB2065709A (en) * 1979-10-31 1981-07-01 Grupo Ind Alfa Sa Gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels
GB2123038A (en) * 1982-05-12 1984-01-25 Hylsa Sa Process for the direct reduction of iron ores
EP0128347A2 (en) * 1983-05-16 1984-12-19 HYLSA, S.A. de C.V. Method for 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
BR8804025A (en) 1989-05-23
AR246986A1 (en) 1994-10-31
GB2211860A (en) 1989-07-12
GB8808853D0 (en) 1988-05-18
MX167965B (en) 1993-04-26
CA1336359C (en) 1995-07-25
DE3811654A1 (en) 1989-05-18
DE3811654C2 (en) 1992-08-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020414