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BR9508111A - Processo de redução direta para materiais que contém óxido de ferro - Google Patents

Processo de redução direta para materiais que contém óxido de ferro

Info

Publication number
BR9508111A
BR9508111A BR9508111A BR9508111A BR9508111A BR 9508111 A BR9508111 A BR 9508111A BR 9508111 A BR9508111 A BR 9508111A BR 9508111 A BR9508111 A BR 9508111A BR 9508111 A BR9508111 A BR 9508111A
Authority
BR
Brazil
Prior art keywords
iron oxide
reduction process
materials containing
containing iron
direct reduction
Prior art date
Application number
BR9508111A
Other languages
English (en)
Inventor
Gerhard Cip
Konstantin Milionis
Morteza Sadat Guscheh
Roy Hubert Whipp Jr
Original Assignee
Voest Alpine Ind Anlagen
Brifer Int Ltd
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 Voest Alpine Ind Anlagen, Brifer Int Ltd filed Critical Voest Alpine Ind Anlagen
Publication of BR9508111A publication Critical patent/BR9508111A/pt

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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)
  • Compounds Of Iron (AREA)
  • Catalysts (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
BR9508111A 1994-06-23 1995-06-20 Processo de redução direta para materiais que contém óxido de ferro BR9508111A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0124994A AT402733B (de) 1994-06-23 1994-06-23 Verfahren zur direktreduktion von eisenoxidhältigem material
PCT/AT1995/000122 WO1996000303A1 (de) 1994-06-23 1995-06-20 Verfahren zur direktreduktion von eisenoxidhältigem material

Publications (1)

Publication Number Publication Date
BR9508111A true BR9508111A (pt) 1997-08-12

Family

ID=3509828

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9508111A BR9508111A (pt) 1994-06-23 1995-06-20 Processo de redução direta para materiais que contém óxido de ferro

Country Status (16)

Country Link
US (1) US5855643A (pt)
EP (1) EP0804621B1 (pt)
JP (1) JP3359639B2 (pt)
KR (1) KR100242890B1 (pt)
AT (1) AT402733B (pt)
AU (1) AU699428B2 (pt)
BR (1) BR9508111A (pt)
CA (1) CA2193853C (pt)
DE (1) DE59503391D1 (pt)
DZ (1) DZ1900A1 (pt)
MX (1) MX9606734A (pt)
PE (1) PE47395A1 (pt)
RU (1) RU2122035C1 (pt)
UA (1) UA27017C2 (pt)
WO (1) WO1996000303A1 (pt)
ZA (1) ZA955179B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20060158A1 (it) * 2006-01-31 2007-08-01 Danieli Off Mecc Processo ed impianto di riduzione
JP2010163316A (ja) * 2009-01-15 2010-07-29 Toho Gas Co Ltd 水素貯蔵装置および水素貯蔵方法
CN113249536A (zh) 2013-07-22 2021-08-13 沙特基础工业公司 炉顶气在直接还原工艺中的使用
EP3255158A1 (de) 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
CN107083478B (zh) * 2017-05-25 2018-08-28 江苏省冶金设计院有限公司 一种利用赤泥制备金属化球团的方法及系统
SE543341C2 (en) 2019-04-01 2020-12-08 Greeniron H2 Ab Method and device for producing direct reduced metal
SE543642C2 (en) 2019-09-23 2021-05-11 Greeniron H2 Ab Method and device for producing direct reduced, carburized metal

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR975404A (fr) * 1947-11-25 1951-03-05 Minerals & Metals Corp S A Procédé de désoxydation d'oxyde de fer
US2752534A (en) * 1951-04-21 1956-06-26 Westinghouse Electric Corp Automatic reclosing circuit breakers
US2752234A (en) * 1955-07-07 1956-06-26 United States Steel Corp Process for continuous gaseous reduction of iron ore in a fluidized bed system
GB799551A (en) * 1956-02-06 1958-08-13 Texaco Development Corp Reduction of a metal oxide with carbon monoxide and hydrogen
US3844766A (en) * 1973-12-26 1974-10-29 Midland Ross Corp Process for reducing iron oxide to metallic sponge iron with liquid or solid fuels
US4150972A (en) * 1977-11-17 1979-04-24 Fierro Esponja, S.A. Controlling carburization in the reduction of iron ore to sponge iron
US4428772A (en) * 1981-12-02 1984-01-31 Hylsa, S.A. Method for reducing metal ore
US5110350A (en) * 1983-05-16 1992-05-05 Hylsa S.A. De C.V. Method of reducing iron ore
US4880459A (en) * 1988-06-27 1989-11-14 T.C., Inc. Method of and apparatus for reducing iron oxide to metallic iron
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore
US5072066A (en) * 1991-01-29 1991-12-10 Exxon Chemical Patents Inc. Inhibiting popcorn polymer formation with esters of inorganic acids
AT402937B (de) * 1992-05-22 1997-09-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
US5370727A (en) * 1993-04-19 1994-12-06 Fior De Venezuela Fluidized process for direct reduction
AT402938B (de) * 1994-06-23 1997-09-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von verfahren und anlage zur direktreduktion von eisenoxidhältigem material eisenoxidhältigem material

Also Published As

Publication number Publication date
ATA124994A (de) 1996-12-15
CA2193853A1 (en) 1996-01-04
EP0804621A1 (de) 1997-11-05
KR100242890B1 (ko) 2000-03-02
JP3359639B2 (ja) 2002-12-24
MX9606734A (es) 1997-04-30
AT402733B (de) 1997-08-25
AU2664495A (en) 1996-01-19
DZ1900A1 (fr) 2002-02-17
CA2193853C (en) 2001-10-02
UA27017C2 (uk) 2000-02-28
JPH10505635A (ja) 1998-06-02
US5855643A (en) 1999-01-05
DE59503391D1 (de) 1998-10-01
EP0804621B1 (de) 1998-08-26
PE47395A1 (es) 1996-01-04
AU699428B2 (en) 1998-12-03
RU2122035C1 (ru) 1998-11-20
ZA955179B (en) 1996-01-31
WO1996000303A1 (de) 1996-01-04

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FF Decision: intention to grant
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B24C Patent annual fee: request for for restoration

Free format text: REFERENTE 6A., 7A., 8A., 9A., 10A., 11A., 12A., 13A., 14A., E 15A. ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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