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ES2099238T3 - Instalacion de reduccion de mineral de hierro en lecho fluidificado circulante. - Google Patents

Instalacion de reduccion de mineral de hierro en lecho fluidificado circulante.

Info

Publication number
ES2099238T3
ES2099238T3 ES92470031T ES92470031T ES2099238T3 ES 2099238 T3 ES2099238 T3 ES 2099238T3 ES 92470031 T ES92470031 T ES 92470031T ES 92470031 T ES92470031 T ES 92470031T ES 2099238 T3 ES2099238 T3 ES 2099238T3
Authority
ES
Spain
Prior art keywords
reduction
ore
course
reactor
installation
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
ES92470031T
Other languages
English (en)
Inventor
Lassat Yann De
Arnaud Delebarre
Paul Victor Riboud
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.)
Sollac SA
Original Assignee
Sollac SA
Lorraine de Laminage Continu SA SOLLAC
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 Sollac SA, Lorraine de Laminage Continu SA SOLLAC filed Critical Sollac SA
Application granted granted Critical
Publication of ES2099238T3 publication Critical patent/ES2099238T3/es
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
    • C21B13/0033—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • 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)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)

Abstract

LA INVENCION SE REFIERE A UNA INSTALACION DE REDUCCION DEL MINERAL DE HIERRO, QUE COMPRENDE UN PRIMER REACTOR (1) QUE CONTIENE UN LECHO DE MINERAL DE HIERRO EN TRATAMIENTO DE REDUCCION, MEDIOS PARA FLUIDIZAR Y PONER EN CIRCULACION DICHO MINERAL, UN DISPOSITIVO DE INYECCION DE GASES REDUCTORES EN LA BASE DE DICHO PRIMER REACTOR PARA EXTRAER DE DICHO PRIMER REACTOR (1) DICHO MINERAL EN TRATAMIENTO DE REDUCCION, UN CICLON (6) QUE ASEGURA LA SEPARACION ENTRE LOS GASES REDUCTORES Y DICHO MINERAL EN TRATAMIENTO DE REDUCCION, CARACTERIZADA EN QUE COMPRENDE TAMBIEN, CORRIENTE ABAJO DE DICHO CICLON (6) SOBRE EL RECORRIDO DE DICHO MINERAL EN TRATAMIENTO DE REDUCCION, UNA ZONA DE FLUIDIZACION (7), Y UN CONDUCTO (24) QUE LLEVA DICHAS GASES Y DICHO MINERAL EN EL INTERIOR DE DICHO PRIMER REACTOR. COMPRENDE TAMBIEN UN REACTOR DE GASIFICACION (14) PROVISTO DE MEDIOS (15, 16, 17, 19) DE INYECCION DE MATERIALES CARBONADOS (18) Y DE OXIGENO QUE PRODUCE UN GAS REDUCTOR, NO ENCONTRANDOSE DICHO REACTOR DE GASIFICACION (14) EN EL RECORRIDO DE LOS MINERALES EN TRATAMIENTO DE REDUCCION, Y MEDIOS (9, 10) DE MEZCLA DE MINERAL DE HIERRO A DICHO MINERAL EN TRATAMIENTO DE REDUCCION.
ES92470031T 1991-11-19 1992-11-05 Instalacion de reduccion de mineral de hierro en lecho fluidificado circulante. Expired - Lifetime ES2099238T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9114468A FR2683830B1 (fr) 1991-11-19 1991-11-19 Installation de reduction du minerai de fer en lit fluidise circulant.

Publications (1)

Publication Number Publication Date
ES2099238T3 true ES2099238T3 (es) 1997-05-16

Family

ID=9419259

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92470031T Expired - Lifetime ES2099238T3 (es) 1991-11-19 1992-11-05 Instalacion de reduccion de mineral de hierro en lecho fluidificado circulante.

Country Status (5)

Country Link
EP (1) EP0543757B1 (es)
AT (1) ATE149577T1 (es)
DE (1) DE69217842T2 (es)
ES (1) ES2099238T3 (es)
FR (1) FR2683830B1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
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.
EP0630975B1 (de) * 1993-06-19 1997-07-23 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen
DE19719481C2 (de) * 1997-05-07 2000-09-07 Metallgesellschaft Ag Verfahren zur Einstellung einer zirkulierenden Wirbelschicht
DE102009038052B4 (de) 2009-08-19 2012-09-27 Wolfgang Krumm Verhüttungsverfahren durch Einsatz eines vorreduzierten Ilmeniterzstromes und/oder Hämatiterzstromes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276858A (en) * 1964-12-07 1966-10-04 Pullman Inc Method for carrying out gas-solids reactions
SE384225B (sv) * 1974-03-08 1976-04-26 Stora Kopparbergs Bergslags Ab Sett och anordning for reduktion av finfordelat jernoxidhaltigt material
IT1013498B (it) * 1974-06-17 1977-03-30 Centro Speriment Metallurg Procedimento per la riduzione di minerali di ferro
SE387366C (sv) * 1974-12-12 1980-04-14 Stora Kopparbergs Bergslags Ab Sett for reduktion av finfordelat metalloxidhaltigt material
IE51626B1 (en) * 1980-08-18 1987-01-21 Fluidised Combustion Contract A fluidised bed furnace and power generating plant including such a furnace

Also Published As

Publication number Publication date
EP0543757A1 (fr) 1993-05-26
DE69217842T2 (de) 1997-09-04
FR2683830A1 (fr) 1993-05-21
DE69217842D1 (de) 1997-04-10
FR2683830B1 (fr) 1994-04-08
ATE149577T1 (de) 1997-03-15
EP0543757B1 (fr) 1997-03-05

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