BR9302014A - Processo para reducao direta de material em forma de particulas contendo oxido de ferro e instalacao para a realizacao do processo - Google Patents

Processo para reducao direta de material em forma de particulas contendo oxido de ferro e instalacao para a realizacao do processo

Info

Publication number
BR9302014A
BR9302014A BR9302014A BR9302014A BR9302014A BR 9302014 A BR9302014 A BR 9302014A BR 9302014 A BR9302014 A BR 9302014A BR 9302014 A BR9302014 A BR 9302014A BR 9302014 A BR9302014 A BR 9302014A
Authority
BR
Brazil
Prior art keywords
installation
carrying
iron oxide
particles containing
containing iron
Prior art date
Application number
BR9302014A
Other languages
English (en)
Inventor
Karl Dipl Ing Czermak
Konstantin Dipl Ing Milionis
Johannes Dipl Ing Dr Schenk
Siegfried Dipl Ing Zeller
Roy Hubert Whipp
Original Assignee
Voest Alpine Ind Anlagen
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 filed Critical Voest Alpine Ind Anlagen
Publication of BR9302014A publication Critical patent/BR9302014A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B13/00—Obtaining lead
    • C22B13/02—Obtaining lead by dry processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Blast Furnaces (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
BR9302014A 1992-05-22 1993-05-20 Processo para reducao direta de material em forma de particulas contendo oxido de ferro e instalacao para a realizacao do processo BR9302014A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0106692A AT402937B (de) 1992-05-22 1992-05-22 Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material

Publications (1)

Publication Number Publication Date
BR9302014A true BR9302014A (pt) 1993-11-30

Family

ID=3505867

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9302014A BR9302014A (pt) 1992-05-22 1993-05-20 Processo para reducao direta de material em forma de particulas contendo oxido de ferro e instalacao para a realizacao do processo

Country Status (15)

Country Link
US (1) US5439504A (pt)
EP (1) EP0571358B1 (pt)
JP (1) JP2768888B2 (pt)
KR (1) KR960008723B1 (pt)
AT (1) AT402937B (pt)
AU (1) AU669518B2 (pt)
BR (1) BR9302014A (pt)
CA (1) CA2096805C (pt)
DE (1) DE59309667D1 (pt)
DZ (1) DZ1692A1 (pt)
EG (1) EG20233A (pt)
MY (1) MY108789A (pt)
RU (1) RU2078143C1 (pt)
UA (1) UA27764C2 (pt)
ZA (1) ZA933453B (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT400578B (de) * 1994-03-24 1996-01-25 Voest Alpine Ind Anlagen Verfahren zum aufbereiten von feinerz
AT402733B (de) * 1994-06-23 1997-08-25 Voest Alpine Ind Anlagen Verfahren zur direktreduktion von eisenoxidhältigem material
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
AT402825B (de) * 1994-06-23 1997-09-25 Voest Alpine Ind Anlagen Verfahren zur direktreduktion von eisenoxidhältigem material
US5674308A (en) * 1994-08-12 1997-10-07 Midrex International B.V. Rotterdam, Zurich Branch Spouted bed circulating fluidized bed direct reduction system and method
US5431711A (en) * 1994-08-12 1995-07-11 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidized bed direct reduction system
AT405057B (de) * 1994-09-27 1999-05-25 Voest Alpine Ind Anlagen Verfahren zum reduzieren von oxidhältigem material und anlage zur durchführung des verfahrens
AT405187B (de) * 1994-12-01 1999-06-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm sowie anlage zur durchführung des verfahrens
KR970003636B1 (ko) * 1994-12-31 1997-03-20 포항종합제철 주식회사 용융선철 및 용융강 제조시 분철광석을 환원시키는 환원로
UA42803C2 (uk) * 1995-10-10 2001-11-15 Фоест-Альпіне Індустріанлагенбау Гмбх Спосіб прямого відновлення дрібнозернистого матеріалу у формі часток, що містить оксид заліза, та установка для здійснення цього способу
AT406485B (de) * 1995-10-10 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und anlage zur durchführung des verfahrens
AT406379B (de) * 1995-10-10 2000-04-25 Voest Alpine Ind Anlagen Verfahren zur direktreduktion von teilchenförmigem eisenoxidhältigem material und anlage zur durchführung des verfahrens
KR100213327B1 (ko) * 1995-12-29 1999-08-02 이구택 분철광석의 3단 유동층로식 환원장치
AT405521B (de) 1996-05-17 1999-09-27 Voest Alpine Ind Anlagen Verfahren zum behandeln teilchenförmigen materials im wirbelschichtverfahren sowie gefäss und anlage zur durchführung des verfahrens
AT405522B (de) * 1996-05-17 1999-09-27 Voest Alpine Ind Anlagen Verfahren zum behandeln teilchenförmigen materials im wirbelschichtverfahren sowie gefäss und anlage zur durchführung des verfahrens
AT405742B (de) * 1996-07-10 1999-11-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem metall und anlage zur durchführung des verfahrens
AT406382B (de) * 1996-11-06 2000-04-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm durch direktreduktion von eisenoxidhältigem material
AT406271B8 (de) 1997-08-18 2000-05-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
US5912400A (en) * 1997-12-02 1999-06-15 Brifer International Ltd. Method for reforming reducing gas in a fluidized bed process for reduction of ore
WO2002000944A1 (de) * 2000-06-28 2002-01-03 Voest-Alpine Industrieanlagenbau Gmbh & Co Verfahren und anlage zur direktreduktion von teilchenförmigen oxidhältigen erzen
AT409387B (de) * 2000-06-28 2002-07-25 Voest Alpine Ind Anlagen Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
AT410803B (de) 2001-09-27 2003-08-25 Voest Alpine Ind Anlagen Verfahren zur reduktion von metallhältigem, insbesondere eisenerzhältigem, teilchenförmigem material
WO2005054520A1 (en) * 2003-12-05 2005-06-16 Posco An apparatus for manufacturing a molten iron directly using fine or lump coals and fine iron ores, the method thereof, the integrated steel mill using the same and the method thereof
FR2883773B1 (fr) * 2005-04-01 2007-05-11 Alstom Sa Dispositif de combustion produisant de l'hydrogene avec reutilisation de co2 capte
JP5334240B2 (ja) * 2008-06-30 2013-11-06 新日鐵住金株式会社 製鋼用還元鉄塊成鉱の製造方法
AT508523B1 (de) 2009-07-31 2011-04-15 Siemens Vai Metals Tech Gmbh Reformgasbasiertes reduktionsverfahren und vorrichtung mit decarbonisierung des brenngases für den reformer
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3193378A (en) * 1964-03-16 1965-07-06 Exxon Research Engineering Co Process for reduction of iron ore
US3684482A (en) * 1971-02-24 1972-08-15 Exxon Research Engineering Co Split feed to a fluidized iron ore reduction process
JPS5448622A (en) * 1977-09-27 1979-04-17 Kawasaki Steel Co Carbonndeposited reduced iron powder and method of making same
DE2911692A1 (de) * 1979-03-24 1980-10-02 Metallgesellschaft Ag Verfahren zur erzeugung von reduktionsgas aus festen brennstoffen
JPS5785912A (en) * 1980-11-18 1982-05-28 Ishikawajima Harima Heavy Ind Co Ltd Operating method for coal fluidized bed type reduction process
JPS5834114A (ja) * 1981-08-21 1983-02-28 Kobe Steel Ltd 還元鉄の製造方法
JPS5834113A (ja) * 1981-08-21 1983-02-28 Kobe Steel Ltd 還元鉄の製造方法
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore

Also Published As

Publication number Publication date
JP2768888B2 (ja) 1998-06-25
KR930023474A (ko) 1993-12-18
ZA933453B (en) 1994-06-15
EG20233A (en) 1998-05-31
RU2078143C1 (ru) 1997-04-27
KR960008723B1 (ko) 1996-06-29
EP0571358A1 (de) 1993-11-24
CA2096805A1 (en) 1993-11-23
AU3859493A (en) 1993-11-25
AT402937B (de) 1997-09-25
DE59309667D1 (de) 1999-08-05
US5439504A (en) 1995-08-08
DZ1692A1 (fr) 2002-02-17
UA27764C2 (uk) 2000-10-16
JPH0681019A (ja) 1994-03-22
MY108789A (en) 1996-11-30
CA2096805C (en) 1999-03-02
EP0571358B1 (de) 1999-06-30
ATA106692A (de) 1997-02-15
AU669518B2 (en) 1996-06-13

Similar Documents

Publication Publication Date Title
BR9302014A (pt) Processo para reducao direta de material em forma de particulas contendo oxido de ferro e instalacao para a realizacao do processo
BR9612314A (pt) Composição particulada e processo para a produção de partículas
BR9508630A (pt) Processo para a produção de partículas de detergente partículas de detergente e composição detergente
BR9606665A (pt) Um processo para a redução direta de material contendo ferro particulado e uma instalação para conduzir o processo
DE59303436D1 (de) Verfahren und Anlage zur Zerkleinerung von Mahlgut
BR9508680A (pt) Processo para a produção de partículas de setergente partículas de detergente e composição detergente
DE69325964T2 (de) Eisenoxidteilchen und Herstellungsverfahren
BR9508108A (pt) Processo para a redução direta de material que contém óxido de ferro
DE59407411D1 (de) Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien mit festen kohlenstoffhaltigen Reduktionsmitteln
BR8402152A (pt) Processo para permitir o alvejamento de texteis sem nenhuma degradacao em presenca de particulas de ferro e de ferrugem
PT82046B (pt) Processo e composicao para a beneficiacao de minerais de ferro a partir de minerios de ferro por flotacao em espuma
BR8805574A (pt) Processo para a transformacao de lixos em um material em forma de bolotas
BR9103913A (pt) Processo e aparelho para formar em chumaco de material em particulas e chumaco de material em particulas
BR9607995A (pt) Processo para a redução direta de material contendo óxido de ferro particulado e instalação para conduzir o processo
ATA125094A (de) Verfahren und anlage zur direktreduktion von eisenoxidhältigem material
EG21147A (en) Process for reducing oxide-containing material and plant for carrying out the process
ATE206470T1 (de) Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhaltigem material
DE69310624D1 (de) Magnetisches Material und Herstellungsverfahren
BR9707113A (pt) Processo para produção de ferro-esponja por redução direta de material contendo óxido de ferro
BR9301705A (pt) Composicoes fungicidas em particulas e processo de sua producao
BR8504090A (pt) Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre
DE69430184T2 (de) Elektrophotographische Trägerpartikel und deren Herstellungsverfahren
EP0466250A3 (en) Use of mineral aggregates in a building material, and method for the production thereof
BR9304154A (pt) Processo para o endurecimento de pelotas de óxido de ferro
DE69301374T2 (de) Altpartikelrecyklierungsverfahren

Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HO Change of classification

Free format text: ALTERADA DE INT. CL. 6, C01G 49/02

FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 20/05/2013