SE7904689L - Anordning for reduktion av finfordelat, jernoxidhaltigt material - Google Patents

Anordning for reduktion av finfordelat, jernoxidhaltigt material

Info

Publication number
SE7904689L
SE7904689L SE7904689A SE7904689A SE7904689L SE 7904689 L SE7904689 L SE 7904689L SE 7904689 A SE7904689 A SE 7904689A SE 7904689 A SE7904689 A SE 7904689A SE 7904689 L SE7904689 L SE 7904689L
Authority
SE
Sweden
Prior art keywords
reaction chamber
reactor
iron oxide
recycling
benefits
Prior art date
Application number
SE7904689A
Other languages
Unknown language ( )
English (en)
Other versions
SE419129B (sv
Inventor
E Bengtsson
P Collin
S Flink
B Widell
Original Assignee
Stora Kopparbergs Bergslags Ab
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 Stora Kopparbergs Bergslags Ab filed Critical Stora Kopparbergs Bergslags Ab
Priority to SE7904689A priority Critical patent/SE419129B/sv
Priority to US06/229,593 priority patent/US4359212A/en
Priority to AU59892/80A priority patent/AU542015B2/en
Priority to BR8008891A priority patent/BR8008891A/pt
Priority to PCT/SE1980/000153 priority patent/WO1980002652A1/en
Priority to DE8080850077T priority patent/DE3063284D1/de
Priority to JP50123880A priority patent/JPS56500739A/ja
Priority to EP19800850077 priority patent/EP0022098B1/en
Publication of SE7904689L publication Critical patent/SE7904689L/sv
Publication of SE419129B publication Critical patent/SE419129B/sv

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
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the 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
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Compounds Of Iron (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
SE7904689A 1979-05-29 1979-05-29 Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd SE419129B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE7904689A SE419129B (sv) 1979-05-29 1979-05-29 Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
US06/229,593 US4359212A (en) 1979-05-29 1980-05-28 Apparatus for reducing finely divided iron oxide material
AU59892/80A AU542015B2 (en) 1979-05-29 1980-05-28 Apparatus for reducing finely divided iron oxide material
BR8008891A BR8008891A (pt) 1979-05-29 1980-05-28 Aparelho para reducao de material de oxido de ferro finamente dividido
PCT/SE1980/000153 WO1980002652A1 (en) 1979-05-29 1980-05-28 Apparatus for reducing finely divided iron oxide material
DE8080850077T DE3063284D1 (en) 1979-05-29 1980-05-28 Apparatus for reducing finely divided iron oxide material
JP50123880A JPS56500739A (sv) 1979-05-29 1980-05-28
EP19800850077 EP0022098B1 (en) 1979-05-29 1980-05-28 Apparatus for reducing finely divided iron oxide material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7904689A SE419129B (sv) 1979-05-29 1979-05-29 Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd

Publications (2)

Publication Number Publication Date
SE7904689L true SE7904689L (sv) 1980-11-30
SE419129B SE419129B (sv) 1981-07-13

Family

ID=20338170

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7904689A SE419129B (sv) 1979-05-29 1979-05-29 Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd

Country Status (8)

Country Link
US (1) US4359212A (sv)
EP (1) EP0022098B1 (sv)
JP (1) JPS56500739A (sv)
AU (1) AU542015B2 (sv)
BR (1) BR8008891A (sv)
DE (1) DE3063284D1 (sv)
SE (1) SE419129B (sv)
WO (1) WO1980002652A1 (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5171542A (en) * 1984-03-20 1992-12-15 A. Ahlstrom Corporation Circulating fluidized bed reactor
FI84841C (sv) * 1988-03-30 1992-01-27 Ahlstroem Oy Förfarande och anordning för reduktion av metalloxidhaltigt material
CA2006253C (en) * 1988-12-20 1998-08-11 Rodney James Dry Pre-reduced iron oxide
US5192486A (en) * 1990-03-30 1993-03-09 Fior De Venezuela Plant and process for fluidized bed reduction of ore
FR2683829B1 (fr) * 1991-11-19 1994-07-22 Siderurgie Fse Inst Rech Installation de traitement de reduction du minerai de fer en lit fluidise circulant.
FI92223C (sv) * 1992-01-24 1994-10-10 Ahlstroem Oy Förfarande för reduktion av metalloxidhaltigt material i fast fas
US5407179A (en) * 1992-05-26 1995-04-18 Fior De Venezuela Fluidized bed direct steelmaking plant
US5185032A (en) * 1992-05-26 1993-02-09 Fior De Venezuela Process for fluidized bed direct steelmaking
FR2691718A1 (fr) * 1992-05-29 1993-12-03 Lorraine Laminage Procédé de séparation de matières ferreuses et carbonées à la sortie d'une installation de réduction du minerai de fer, et dispositif pour sa mise en Óoeuvre.
DK0630975T3 (da) * 1993-06-19 1997-09-01 Metallgesellschaft Ag Fremgangsmåde til direkte reduktion af jernoxidholdige stoffer.
KR100256341B1 (ko) * 1995-12-26 2000-05-15 이구택 분철광석의 2단유동층식 예비환원장치 및 그 방법
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
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
RU2154675C2 (ru) * 1996-12-28 2000-08-20 Поханг Айрон энд Стил Ко., Лтд. Устройство для восстановления мелкоизмельченной железной руды, типа реактора с псевдоожиженным слоем
US6224819B1 (en) 1996-12-28 2001-05-01 Pohang Iron & Steel Co., Ltd. Fluidized bed type reducing system for reducing fine iron ore
DK20598A (da) * 1998-02-13 1999-08-14 Smidth & Co As F L Stationær reaktor med pulserende leje.
US7824603B2 (en) * 2004-05-31 2010-11-02 Outotec Oyj Direct reduction apparatus and process
US7780759B2 (en) * 2004-05-31 2010-08-24 Outotec Oyj Direct reduction process
EP1756324B1 (en) * 2004-05-31 2009-12-16 Outotec Oyj Direct reduction process using a single fluidised bed
DE102004051477B4 (de) * 2004-10-22 2008-10-02 Alstom Technology Ltd. Verfahren zur Regulierung der Feststoffumlaufmenge eines zirkulierenden Wirbelschichtreaktorsystems
DE102004053676B4 (de) * 2004-11-03 2010-02-25 Outotec Oyj Verfahren und Anlage zur Herstellung von Titanschlacke aus Ilmenit
WO2023064981A1 (en) * 2021-10-18 2023-04-27 Calix Ltd Processes and methods for the production of iron and steel

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733137A (en) * 1956-01-31 Apparatus for effecting fluidization
US2560175A (en) * 1948-05-12 1951-07-10 American Metal Co Ltd Fluidizing reduction of zinc compounds with stagewise feeding of solids
US2742353A (en) * 1954-11-01 1956-04-17 Exxon Research Engineering Co Iron ore reduction process
US2850371A (en) * 1956-04-11 1958-09-02 Allied Chem Fluid burning of finely divided sulfide ore concentrates
US2894831A (en) * 1956-11-28 1959-07-14 Old Bruce Scott Process of fluidized bed reduction of iron ore followed by electric furnace melting
DE1767628C3 (de) * 1968-05-30 1985-03-14 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Durchführung endothermer Prozesse
DD100017A5 (sv) * 1971-11-01 1973-09-05
SE393816B (sv) * 1971-12-31 1977-05-23 Stora Kopparbergs Bergslags Ab Sett och anordning for framstellning av en kolhaltig metallsmelta ur metalloxid
SE384225B (sv) * 1974-03-08 1976-04-26 Stora Kopparbergs Bergslags Ab Sett och anordning for reduktion av finfordelat jernoxidhaltigt material
US4084958A (en) * 1974-05-20 1978-04-18 Stora Kopparbergs Bergslags Aktiebolag Method of reducing finely grained material containing iron oxides in a fluid bed
SE384226B (sv) 1974-05-20 1976-04-26 Stora Kopparbergs Bergslags Ab Sett vid reduktion av finfordelade jernoxidhaltiga material i flytbedd
SE388363B (sv) * 1975-01-24 1976-10-04 Stora Kopparbergs Bergslags Ab Sett for genomforande av endoterma reduktionsprocesser i cirkulerande flytbedd och anordning herfor
DE2524540C2 (de) * 1975-06-03 1986-04-24 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Durchführung endothermer Prozesse
US4073642A (en) * 1975-09-04 1978-02-14 Stora Kopparbergs Bergslags Aktiebolag Method for reducing material containing iron oxides
US4094665A (en) * 1977-05-13 1978-06-13 Stora Kopparbergs Bergslags Ab Method for simultaneous combined production of electrical energy and crude iron

Also Published As

Publication number Publication date
AU5989280A (en) 1980-12-22
US4359212A (en) 1982-11-16
EP0022098A1 (en) 1981-01-07
SE419129B (sv) 1981-07-13
DE3063284D1 (en) 1983-07-07
BR8008891A (pt) 1981-08-11
JPS56500739A (sv) 1981-06-04
WO1980002652A1 (en) 1980-12-11
EP0022098B1 (en) 1983-05-18
AU542015B2 (en) 1985-01-31

Similar Documents

Publication Publication Date Title
GB1500096A (en) Method of carrying out endothermic processes
ATE85349T1 (de) Verfahren zur polymerisation von olefinen im gasphase in einem wirbelbett.
DE3366469D1 (en) Process for separating noxious material from off-gases
EP0211483A3 (en) Fluidized-bed reactor and its operational process
GB1437245A (en) Process and apparatus for continuously heating fine-grained materials
DE3561285D1 (en) Process and apparatus for bringing solid particles into circulation within a fluidisation chamber
DK189784D0 (da) Fremgangsmaade og apparat til behandling af biprodukter fra roeggasafsvovlning
SE7705944L (sv) System med fluidiserad bedd
IN161710B (sv)
GB1506170A (en) Process and apparatus for reducing pulverized material containing iron oxides
GB1527021A (en) Method and apparatus for endothermic reduction processes
SE300960B (sv)
GB989704A (en) Process for the production of zinc calcine
DE3661595D1 (en) Circulating fluidized-bed treatment apparatus for solid particles, particularly a gasification apparatus
GB964776A (en) Improvements in the gasification of particulate carbonaceous material
GB884703A (en) Decomposition of iron sulphate
GB1240354A (en) Process for the continuous dehydration of aluminium hydroxide
ATE149577T1 (de) Anlage zur eisenerzreduktion in circulierenden wirbelschicht
ES338418A1 (es) Procedimiento de recuperar azufre elemental desde mineralesque contienen sulfuro.
ES2107517T3 (es) Instalacion de tratamiento de reduccion del mineral de hierro en lecho fluidificado circulante.
SE9404505D0 (sv) Förfarande och anordning för avskiljning av gasformiga föroreningar från vid förbränning i fluidiserad bädd bildade rökgaser
GB1013397A (en) Method and apparatus for preparing powdered coal for injection into a blast furnace
GB728980A (en) Improved method of cooling fluidised beds
GB989778A (en) Improvements in or relating to the heat treatment of particulate solid materials
JPS5785910A (en) Operating method for coal fluidized bed type direct reduction process

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7904689-2

Effective date: 19911209

Format of ref document f/p: F