FR2294237A1 - Procede de reduction de matieres finement divisees contenant des oxydes metalliques - Google Patents

Procede de reduction de matieres finement divisees contenant des oxydes metalliques

Info

Publication number
FR2294237A1
FR2294237A1 FR7537291A FR7537291A FR2294237A1 FR 2294237 A1 FR2294237 A1 FR 2294237A1 FR 7537291 A FR7537291 A FR 7537291A FR 7537291 A FR7537291 A FR 7537291A FR 2294237 A1 FR2294237 A1 FR 2294237A1
Authority
FR
France
Prior art keywords
reduction
metal oxides
containing metal
materials containing
divided materials
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.)
Granted
Application number
FR7537291A
Other languages
English (en)
Other versions
FR2294237B1 (fr
Inventor
Bjorn Widell
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska 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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of FR2294237A1 publication Critical patent/FR2294237A1/fr
Application granted granted Critical
Publication of FR2294237B1 publication Critical patent/FR2294237B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
    • C01B3/12—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide
    • 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
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity
    • C01B2203/0475—Composition of the impurity the impurity being carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • 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)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
FR7537291A 1974-12-12 1975-12-05 Procede de reduction de matieres finement divisees contenant des oxydes metalliques Granted FR2294237A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7415578A SE387366C (sv) 1974-12-12 1974-12-12 Sett for reduktion av finfordelat metalloxidhaltigt material

Publications (2)

Publication Number Publication Date
FR2294237A1 true FR2294237A1 (fr) 1976-07-09
FR2294237B1 FR2294237B1 (fr) 1980-12-26

Family

ID=20322976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537291A Granted FR2294237A1 (fr) 1974-12-12 1975-12-05 Procede de reduction de matieres finement divisees contenant des oxydes metalliques

Country Status (7)

Country Link
US (1) US4070181A (fr)
JP (1) JPS51108605A (fr)
DE (1) DE2552904A1 (fr)
FR (1) FR2294237A1 (fr)
GB (1) GB1521499A (fr)
SE (1) SE387366C (fr)
SU (1) SU1031410A3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683830A1 (fr) * 1991-11-19 1993-05-21 Siderurgie Fse Inst Rech Installation de reduction du minerai de fer en lit fluidise circulant.

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE419100B (sv) * 1979-03-01 1981-07-13 Lindstroem O Sett for reduktion av finfordelat jernoxidhaltigt material
US4246024A (en) * 1979-10-31 1981-01-20 Grupo Industrial Alfa, S.A. Method for the gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels
IN164687B (fr) * 1984-08-16 1989-05-13 Voest Alpine Ag
DE3540541A1 (de) * 1985-11-15 1987-05-21 Metallgesellschaft Ag Verfahren zur reduktion von hoeheren metalloxiden zu niedrigen metalloxiden
US5429658A (en) * 1992-10-06 1995-07-04 Bechtel Group, Inc. Method of making iron from oily steel and iron ferrous waste
US5259864A (en) * 1992-10-06 1993-11-09 Bechtel Group, Inc. Method of disposing of environmentally undesirable material and providing fuel for an iron making process e.g. petroleum coke
US5380352A (en) * 1992-10-06 1995-01-10 Bechtel Group, Inc. Method of using rubber tires in an iron making process
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
US5320676A (en) * 1992-10-06 1994-06-14 Bechtel Group, Inc. Low slag iron making process with injecting coolant
US5338336A (en) * 1993-06-30 1994-08-16 Bechtel Group, Inc. Method of processing electric arc furnace dust and providing fuel for an iron making process
US6197088B1 (en) 1992-10-06 2001-03-06 Bechtel Group, Inc. Producing liquid iron having a low sulfur content
US5354356A (en) * 1992-10-06 1994-10-11 Bechtel Group Inc. Method of providing fuel for an iron making process
US5958107A (en) * 1993-12-15 1999-09-28 Bechtel Croup, Inc. Shift conversion for the preparation of reducing gas
GT200000052A (es) 1999-01-12 2005-08-22 Reduccion de la capa fludizada de finos de laterita con reduccion de gases generados in situ.
DE10101157A1 (de) * 2001-01-12 2002-07-18 Mg Technologies Ag Verfahren zum Erzeugen eines Gemisches aus Eisenerz und Schwelkoks
JP4777642B2 (ja) * 2004-12-22 2011-09-21 大陽日酸株式会社 ニッケル元素を含有する粉体からの金属ニッケルの濃縮回収方法
CN104838019A (zh) * 2012-12-07 2015-08-12 新日铁住金工程技术株式会社 直接还原铁的制造装置及直接还原铁的制造方法
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
US1690916A (en) * 1925-07-16 1928-11-06 Westberg Sigurd Method of reducing oxides to metallic form
GB1180637A (en) * 1967-09-08 1970-02-04 Foster Wheeler Ltd The Collection and use of the Blow Gases from Steel Production
BE791660A (fr) * 1971-11-22 1973-05-21 Fierro Esponja Procede et appareil de reduction de minerai divise
US3909446A (en) * 1972-03-31 1975-09-30 Nippon Kokan Kk Method of manufacturing high quality reducing gas by two stage reforming processes
US3822125A (en) * 1972-10-13 1974-07-02 Treadwell Corp Flash smelting of iron ore and concentrate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683830A1 (fr) * 1991-11-19 1993-05-21 Siderurgie Fse Inst Rech Installation de reduction du minerai de fer en lit fluidise circulant.
EP0543757A1 (fr) * 1991-11-19 1993-05-26 Sollac Installation de réduction du minerai de fer en lit fluidisé circulant

Also Published As

Publication number Publication date
SE387366B (sv) 1976-09-06
GB1521499A (en) 1978-08-16
SE387366C (sv) 1980-04-14
SU1031410A3 (ru) 1983-07-23
SE7415578L (sv) 1976-06-14
DE2552904A1 (de) 1976-06-16
JPS51108605A (fr) 1976-09-27
FR2294237B1 (fr) 1980-12-26
US4070181A (en) 1978-01-24

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse