ES2107517T3 - Instalacion de tratamiento de reduccion del mineral de hierro en lecho fluidificado circulante. - Google Patents

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

Info

Publication number
ES2107517T3
ES2107517T3 ES92470032T ES92470032T ES2107517T3 ES 2107517 T3 ES2107517 T3 ES 2107517T3 ES 92470032 T ES92470032 T ES 92470032T ES 92470032 T ES92470032 T ES 92470032T ES 2107517 T3 ES2107517 T3 ES 2107517T3
Authority
ES
Spain
Prior art keywords
reactor
hydrogen
ore
circulating
particles
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
ES92470032T
Other languages
English (en)
Inventor
Remy Nicolle
Lassat Yann De
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 ES2107517T3 publication Critical patent/ES2107517T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • Y02P10/134—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)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Treating Waste Gases (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

LA INVENCION SE REFIERE A UNA INSTALACION DE REDUCCION DEL MINERAL DE HIERRO, DEL TIPO QUE COMPRENDE: DE REDUCCION, PROVISTO DE MEDIOS PARA FLUIDIZAR Y PONER EN CIRCULACION DICHO MINERAL, Y QUE COMPRENDE UN DISPOSITIVO DE INYECCION DE UN GAS REDUCTOR QUE CONTIENE CO EN LA BASE DE DICHO REACTOR (1); GASES REDUCTORES PROCEDENTES DE DICHO PRIMER REACTOR (1) Y LAS PARTICULAS SOLIDAS QUE CONTIENEN, Y LA EVACUACION DE DICHOS GASES; ICULAS, PROVISTO DE MEDIOS DE PRODUCCION DE CO Y DE HIDROGENO A PARTIR DE MATERIALES CARBONADOS Y DE OXIGENO, Y DE MEDIOS (21) DE REENVIO DE DICHO CO DE DICHO HIDROGENO Y DE DICHAS PARTICULAS EN DICHO PRIMER REACTOR (1); MINERAL NUEVO CON PARTICULAS ENTRE DICHO CICLON (6) Y DICHO REACTOR DE GASIFICACION (11); EL MINERAL EN TRATAMIENTO DE REDUCCION A PARTIR DE DICHO PRIMER REACTOR (1) , INSTALACION CARACTERIZADA EN QUE DICHOS MEDIOS DE PRODUCCION DE CO Y DE HIDROGENO DEL REACTOR DE GASIFICACION DE GASIFICACION COMPRENDEN UN QUEMADOR OXIGENO-CARBON (17) QUE REALIZA LA PRODUCCION DEL CO Y DEL HIDROGENO FUERA DE DICHO REACTOR.
ES92470032T 1991-11-19 1992-11-05 Instalacion de tratamiento de reduccion del mineral de hierro en lecho fluidificado circulante. Expired - Lifetime ES2107517T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9114467A FR2683829B1 (fr) 1991-11-19 1991-11-19 Installation de traitement de reduction du minerai de fer en lit fluidise circulant.

Publications (1)

Publication Number Publication Date
ES2107517T3 true ES2107517T3 (es) 1997-12-01

Family

ID=9419258

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92470032T Expired - Lifetime ES2107517T3 (es) 1991-11-19 1992-11-05 Instalacion de tratamiento de reduccion del mineral de hierro en lecho fluidificado circulante.

Country Status (5)

Country Link
EP (1) EP0543758B1 (es)
AT (1) ATE158821T1 (es)
DE (1) DE69222505T2 (es)
ES (1) ES2107517T3 (es)
FR (1) FR2683829B1 (es)

Families Citing this family (4)

* 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
FR2698637B1 (fr) * 1992-11-27 1995-01-27 Lorraine Laminage Installation de réduction du minerai de fer utilisant des lits de particules solides fluidisés par un gaz réducteur.
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.
CN105316476B (zh) * 2015-10-09 2017-05-31 湖北凤山矿业有限公司 一种利用难选弱磁性氧化铁矿生产成强磁性磁铁矿的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE384226B (sv) * 1974-05-20 1976-04-26 Stora Kopparbergs Bergslags Ab Sett vid reduktion av finfordelade jernoxidhaltiga material i flytbedd
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
SE429898B (sv) * 1980-01-16 1983-10-03 Stora Kopparbergs Bergslags Ab Sett att forhindra pakladdning vid reduktion i flytbedd av finfordelat metalloxidhaltigt material
DE3626027A1 (de) * 1986-08-01 1988-02-11 Metallgesellschaft Ag Verfahren zur reduktion feinkoerniger, eisenhaltiger materialien mit festen kohlenstoffhaltigen reduktionsmitteln

Also Published As

Publication number Publication date
FR2683829B1 (fr) 1994-07-22
EP0543758A1 (fr) 1993-05-26
EP0543758B1 (fr) 1997-10-01
ATE158821T1 (de) 1997-10-15
DE69222505T2 (de) 1998-03-05
FR2683829A1 (fr) 1993-05-21
DE69222505D1 (de) 1997-11-06

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