BE817895A - Exploitation d'un gaz reducteur forme par gazeification du charbon pour la reduction directe d'un minerai de fer - Google Patents

Exploitation d'un gaz reducteur forme par gazeification du charbon pour la reduction directe d'un minerai de fer

Info

Publication number
BE817895A
BE817895A BE146776A BE146776A BE817895A BE 817895 A BE817895 A BE 817895A BE 146776 A BE146776 A BE 146776A BE 146776 A BE146776 A BE 146776A BE 817895 A BE817895 A BE 817895A
Authority
BE
Belgium
Prior art keywords
exploitation
reducing gas
iron ore
direct reduction
gas formed
Prior art date
Application number
BE146776A
Other languages
English (en)
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 filed Critical
Publication of BE817895A publication Critical patent/BE817895A/fr

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • 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
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42—Sulphur removal
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Industrial Gases (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE146776A 1973-07-20 1974-07-19 Exploitation d'un gaz reducteur forme par gazeification du charbon pour la reduction directe d'un minerai de fer BE817895A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38110373 US3853538A (en) 1973-07-20 1973-07-20 Use of reducing gas by coal gasification for direct iron ore reduction

Publications (1)

Publication Number Publication Date
BE817895A true BE817895A (fr) 1975-01-20

Family

ID=23503660

Family Applications (1)

Application Number Title Priority Date Filing Date
BE146776A BE817895A (fr) 1973-07-20 1974-07-19 Exploitation d'un gaz reducteur forme par gazeification du charbon pour la reduction directe d'un minerai de fer

Country Status (9)

Country Link
US (1) US3853538A (fr)
JP (1) JPS5726328B2 (fr)
BE (1) BE817895A (fr)
BR (1) BR7405874D0 (fr)
CA (1) CA1023148A (fr)
DE (1) DE2434884C2 (fr)
FR (1) FR2237964B1 (fr)
GB (1) GB1481856A (fr)
ZA (1) ZA744190B (fr)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1013498B (it) * 1974-06-17 1977-03-30 Centro Speriment Metallurg Procedimento per la riduzione di minerali di ferro
AU496945B2 (en) * 1975-05-19 1978-11-16 Midrex International B.V. Rotterdam Producing metallized product
DE2608003A1 (de) * 1976-02-27 1977-09-08 Otto & Co Gmbh Dr C Vorrichtung und verfahren zur erzeugung eines zum haerten von eisenerzpellets geeigneten gases
DE2657598A1 (de) * 1976-12-18 1978-06-22 Krupp Koppers Gmbh Verfahren zur erzeugung eines kohlenmonoxydreichen gases
DE2735090C2 (de) * 1977-08-04 1986-11-06 Carl Still Gmbh & Co Kg, 4350 Recklinghausen Verfahren zum Reinigen und Kühlen von Wasserstoff und Kohlenoxid enthaltenden Prozeßgasen
DE2735565C2 (de) * 1977-08-06 1986-01-02 Carl Still Gmbh & Co Kg, 4350 Recklinghausen Einhitziges Verfahren zur Erzeugung von im wesentlichen aus Kohlenoxid und Wasserstoff bestehenden Reduktionsgasen für Erzreduktionen und Vorrichtung zu seiner Durchführung
US4160663A (en) * 1978-02-21 1979-07-10 Jack Hsieh Method for the direct reduction of iron ore
US4205830A (en) * 1978-08-15 1980-06-03 Midrex Corporation Apparatus for the direct reduction of iron using gas from coal
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal
US4201571A (en) * 1978-08-15 1980-05-06 Midrex Corporation Method for the direct reduction of iron and production of fuel gas using gas from coal
US4225340A (en) * 1979-06-12 1980-09-30 Midrex Corporation Method for the direct reduction of iron using gas from coal
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
US4260412A (en) * 1980-01-16 1981-04-07 Midrex Corporation Method of producing direct reduced iron with fluid bed coal gasification
DE3024977A1 (de) * 1980-07-02 1982-01-28 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren zur herstellung von reaktionsgasen
US4331470A (en) * 1980-09-15 1982-05-25 Midrex Corporation Method for the direct reduction of iron in a shaft furnace using gas from coal
US4381939A (en) * 1981-01-29 1983-05-03 Midrex Corporation Method for selective reduction of metallic oxides
FR2500480B1 (fr) * 1981-02-26 1985-12-13 Skf Steel Eng Ab Procede et appareil de production d'eponge de fer
FR2500479B1 (fr) * 1981-02-26 1986-01-17 Skf Steel Eng Ab Procede et appareil pour produire de l'eponge de fer
US4362554A (en) * 1981-03-06 1982-12-07 Skf Steel Engineering Aktiebolag Method and apparatus for manufacturing sponge iron
US4362555A (en) * 1981-03-06 1982-12-07 Skf Steel Engineering Aktiebolag Method and apparatus for manufacturing sponge iron
US4553742A (en) * 1983-12-01 1985-11-19 Midrex International Bv Rotterdam, Zurich Branch Apparatus for generating a reducing gas
US4584016A (en) * 1982-03-23 1986-04-22 Hylsa, S.A. Method for controlling metallization and carburization in the reduction of metal ores to sponge iron
NL8201945A (nl) * 1982-05-12 1983-12-01 Hoogovens Groep Bv Werkwijze en inrichting voor de vervaardiging van vloeibaar ijzer uit oxydisch ijzererts.
US4591380A (en) * 1983-12-01 1986-05-27 Midrex International B.V. Rotterdam, Zurich Branch Method of generating a reducing gas
IT1177077B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo come gas combustibile
IT1177076B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo per il recupero dell'energia termica
IT1177075B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico
AT381954B (de) * 1984-08-16 1986-12-29 Voest Alpine Ag Verfahren zur direktreduktion von eisenoxidhaeltigen materialien
DE3438487A1 (de) * 1984-10-17 1986-04-24 Korf Engineering GmbH, 4000 Düsseldorf Verfahren zur herstellung von roheisen
DE3439487A1 (de) * 1984-10-27 1986-06-26 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Energieguenstiges verfahren zur erzeugung von synthesegas mit einem hohen methangehalt
US4685964A (en) * 1985-10-03 1987-08-11 Midrex International B.V. Rotterdam Method and apparatus for producing molten iron using coal
DE3716511A1 (de) * 1987-05-16 1988-12-01 Voest Alpine Ag Verfahren zur entfernung von schwefel aus dem abgas eines reduktionsschachtofens
US6027545A (en) * 1998-02-20 2000-02-22 Hylsa, S.A. De C.V. Method and apparatus for producing direct reduced iron with improved reducing gas utilization
DE102007024312B4 (de) * 2007-05-24 2009-04-30 Lurgi Gmbh Verfahren und Vorrichtung zum Herstellen von Reduktionsgas und/oder Brenngas für die Direktreduktion von Eisenerz
AT508291B1 (de) 2009-05-28 2011-07-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur reduktion oxidischer eisenträger mit reduktionsgas aus einem kohlevergaser
RU2546266C2 (ru) 2009-07-31 2015-04-10 Хил Текнолоджиз, С.А. Де К.В. Способ производства железа прямого восстановления с ограниченными выбросами со2 в атмосферу
DE102011100490A1 (de) * 2011-05-04 2012-11-08 Outotec Oyj Verfahren und Anlage zur Erzeugung und Weiterbehandlung von Brenngas
EP2653568A1 (fr) * 2012-04-18 2013-10-23 Siemens VAI Metals Technologies GmbH Dispositif et procédé de gazage de surface dans un puits de réacteur à réduction
CN106834586A (zh) * 2017-03-31 2017-06-13 江苏省冶金设计院有限公司 制备海绵铁的系统和方法
CN108486304B (zh) * 2018-04-23 2019-10-11 东北大学 一种煤气化热煤气直接用于气基竖炉生产直接还原铁的设备及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1256623A (en) * 1916-08-26 1918-02-19 Sigurd Westberg Reduction of ores.
US2740706A (en) * 1951-10-10 1956-04-03 Texaco Development Corp Method of reducing metal oxides
US2755179A (en) * 1951-10-18 1956-07-17 Stora Kopparbergs Bergslags Ab Method and device for the desulphurization of carburetter gas
US3562780A (en) * 1967-09-05 1971-02-09 Exxon Research Engineering Co Temperature control of iron ore reducing fluidized beds

Also Published As

Publication number Publication date
GB1481856A (en) 1977-08-03
FR2237964B1 (fr) 1978-02-17
US3853538A (en) 1974-12-10
ZA744190B (en) 1975-06-25
AU7080574A (en) 1976-01-08
JPS5075911A (fr) 1975-06-21
DE2434884A1 (de) 1975-02-06
DE2434884C2 (de) 1985-08-14
CA1023148A (fr) 1977-12-27
JPS5726328B2 (fr) 1982-06-03
FR2237964A1 (fr) 1975-02-14
BR7405874D0 (pt) 1975-05-06

Similar Documents

Publication Publication Date Title
BE817895A (fr) Exploitation d'un gaz reducteur forme par gazeification du charbon pour la reduction directe d'un minerai de fer
LU81597A1 (fr) Procede pour la reduction directe de fer en utilisant du gaz forme au depart de charbon
JPS5285004A (en) Furnace wall for superhighhpower arc furnace for steel making
FR2328760A1 (fr) Procede pour la gazeification du charbon souterrain
BE821074A (fr) Procede de reduction de minerais metalliques par un gaz
HU171692B (hu) Termostojkij, gazopropuskajuhhij shibernyj mekhanizm dlja litejnogo kovsha s nizhnim otlivnym otverstiem
BE814776A (fr) Tuyere pour l'introduction de gaz d'affinage
YU282974A (en) Device for the removal of slag at a pulverized coal furnace
FR2329752A1 (fr) Construction de tuyeres pour four d'affinage a soufflage d'oxygene par le fond
SE7415807L (fr)
FR2283231A1 (fr) Procede pour l'affinage de l'acier par soufflage d'oxygene par le fond avec un gaz inerte pendant la derniere periode
RO72255A (fr) Procede pour l'evacuation du hydrogene sulfure d'un melange de gaz acides
JPS5241606A (en) Method for gasification of coal by using molten slug and molten iron
BE817779A (fr) Clapet pour conduites d'evacuation d'un generateur de gaz brut
BE830772A (fr) Procede pour le decrassage automatique d'un cubilot a prelevement intermittent de la fonte par piquees et cubilot perfectionne selon ce procede
FR2319712A1 (fr) Procede pour la cuisson des garnissages refractaires d'un convertisseur a soufflage par le fond
BE825219A (fr) Procede pour recuperer le butadiene des gaz uses d'un procede d'acetoxylation
FR2276370A1 (fr) Reacteur a lit fluidifie pour la production de gaz
JPS5241605A (en) Coal gasification apparatus
ZA766133B (en) Purification process for coal gas methanation
YU42786B (en) Vertical retort for the production of iron sponge by means of direct reduction of iron ore
FR2297995A1 (fr) Perfectionnements aux cartouches utilisees pour le scellement des boulons d'ancrage de mines
ES467157A1 (es) Un procedimiento de afino de matas de metales no ferreos.
FR2277151A1 (fr) Perfectionnements aux procedes d'affinage pneumatique de fonte par le fond d'un convertisseur
IE41313B1 (en) Slag scavenging for recovery of non-ferrous metal values

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: USX ENGINEERS AND CONSULTANTS INC.

Effective date: 19910731