DE69301025D1 - Verfahren zur herstellung eines materials mit metalloxiden in fester phase - Google Patents

Verfahren zur herstellung eines materials mit metalloxiden in fester phase

Info

Publication number
DE69301025D1
DE69301025D1 DE69301025T DE69301025T DE69301025D1 DE 69301025 D1 DE69301025 D1 DE 69301025D1 DE 69301025 T DE69301025 T DE 69301025T DE 69301025 T DE69301025 T DE 69301025T DE 69301025 D1 DE69301025 D1 DE 69301025D1
Authority
DE
Germany
Prior art keywords
chamber
pct
producing
solid phase
metal oxides
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
DE69301025T
Other languages
English (en)
Other versions
DE69301025T2 (de
Inventor
Rolf Malmstroem
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.)
Amec Foster Wheeler Energia Oy
Original Assignee
Ahlstrom Corp
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 Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of DE69301025D1 publication Critical patent/DE69301025D1/de
Application granted granted Critical
Publication of DE69301025T2 publication Critical patent/DE69301025T2/de
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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
DE69301025T 1992-01-24 1993-01-21 Verfahren zur herstellung eines materials mit metalloxiden in fester phase Expired - Fee Related DE69301025T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI920310A FI92223C (sv) 1992-01-24 1992-01-24 Förfarande för reduktion av metalloxidhaltigt material i fast fas
PCT/FI1993/000020 WO1993015232A1 (en) 1992-01-24 1993-01-21 Method for reducing material containing metal oxide in solid phase

Publications (2)

Publication Number Publication Date
DE69301025D1 true DE69301025D1 (de) 1996-01-25
DE69301025T2 DE69301025T2 (de) 1996-05-30

Family

ID=8534187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69301025T Expired - Fee Related DE69301025T2 (de) 1992-01-24 1993-01-21 Verfahren zur herstellung eines materials mit metalloxiden in fester phase

Country Status (13)

Country Link
US (1) US5445667A (de)
EP (1) EP0621903B1 (de)
JP (1) JPH07503283A (de)
KR (1) KR950700426A (de)
AT (1) ATE131538T1 (de)
AU (1) AU666163B2 (de)
BR (1) BR9305791A (de)
CA (1) CA2128605A1 (de)
CZ (1) CZ282713B6 (de)
DE (1) DE69301025T2 (de)
FI (1) FI92223C (de)
HU (1) HUT70857A (de)
WO (1) WO1993015232A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2703070B1 (fr) * 1993-03-26 1995-05-05 Lorraine Laminage Installation de réduction du minerai de fer utilisant un lit fluidise circulant munie d'un dispositif de réglage du débit de matières solides.
US5869018A (en) 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
US5516358A (en) * 1994-11-17 1996-05-14 Pro-Tech Reclamation, Inc. Method for the production of iron carbide
US5690717A (en) * 1995-03-29 1997-11-25 Iron Carbide Holdings, Ltd. Iron carbide process
US5804156A (en) * 1996-07-19 1998-09-08 Iron Carbide Holdings, Ltd. Iron carbide process
DE19748968C1 (de) 1997-11-06 1999-06-10 Metallgesellschaft Ag Verfahren zum Erzeugen eines Gemisches aus Eisencarbid und körnigem, direkt reduziertem Eisen
AU750751B2 (en) 1998-03-31 2002-07-25 Iron Carbide Holdings, Ltd Process for the production of iron carbide from iron oxide using external sources of carbon monoxide
GB9812169D0 (en) 1998-06-05 1998-08-05 Univ Cambridge Tech Purification method
CU23070A3 (es) 1999-01-12 2005-07-19 Falconbridge Ltd Reduccion de la capa fludizada de finos de laterita con reduccion de gases generados in situ.
US6894243B1 (en) * 1999-08-31 2005-05-17 United States Postal Service Identification coder reader and method for reading an identification code from a mailpiece
DE10101157A1 (de) * 2001-01-12 2002-07-18 Mg Technologies Ag Verfahren zum Erzeugen eines Gemisches aus Eisenerz und Schwelkoks
AU2005248042B2 (en) * 2004-05-31 2011-03-10 Outotec Oyj Direct reduction process using a single fluidised bed
CN100564555C (zh) * 2004-05-31 2009-12-02 奥图泰有限公司 使用单个流化床的直接还原方法
RU2721249C1 (ru) * 2019-11-29 2020-05-18 Валентин Николаевич Терехов Состав шихты для выплавки безуглеродистого железа

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU34613A1 (de) * 1955-08-31
US2894831A (en) * 1956-11-28 1959-07-14 Old Bruce Scott Process of fluidized bed reduction of iron ore followed by electric furnace melting
SE384225B (sv) * 1974-03-08 1976-04-26 Stora Kopparbergs Bergslags Ab Sett och anordning for reduktion av finfordelat jernoxidhaltigt material
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
DE3629589A1 (de) * 1986-08-30 1988-03-03 Krupp Gmbh Verfahren zur herstellung von eisen aus feinkoernigen eisenerzen

Also Published As

Publication number Publication date
EP0621903B1 (de) 1995-12-13
AU666163B2 (en) 1996-02-01
EP0621903A1 (de) 1994-11-02
FI920310A (fi) 1993-07-25
WO1993015232A1 (en) 1993-08-05
FI920310A0 (fi) 1992-01-24
CZ282713B6 (cs) 1997-09-17
JPH07503283A (ja) 1995-04-06
FI92223C (sv) 1994-10-10
KR950700426A (ko) 1995-01-16
CA2128605A1 (en) 1993-08-05
HUT70857A (en) 1995-11-28
BR9305791A (pt) 1997-02-18
AU3354293A (en) 1993-09-01
ATE131538T1 (de) 1995-12-15
CZ178294A3 (en) 1995-08-16
US5445667A (en) 1995-08-29
FI92223B (sv) 1994-06-30
HU9402093D0 (en) 1994-09-28
DE69301025T2 (de) 1996-05-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FOSTER WHEELER ENERGIA OY, HELSINKI, FI

8339 Ceased/non-payment of the annual fee