ATA192998A - Verfahren und schachtofen zur direktreduktion von oxiden - Google Patents

Verfahren und schachtofen zur direktreduktion von oxiden

Info

Publication number
ATA192998A
ATA192998A AT0192998A AT192998A ATA192998A AT A192998 A ATA192998 A AT A192998A AT 0192998 A AT0192998 A AT 0192998A AT 192998 A AT192998 A AT 192998A AT A192998 A ATA192998 A AT A192998A
Authority
AT
Austria
Prior art keywords
oxides
tube
direct reduction
reduction
direct
Prior art date
Application number
AT0192998A
Other languages
English (en)
Other versions
AT409971B (de
Original Assignee
Internat Briquettes Holding
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 Internat Briquettes Holding filed Critical Internat Briquettes Holding
Priority to AT0192998A priority Critical patent/AT409971B/de
Publication of ATA192998A publication Critical patent/ATA192998A/de
Application granted granted Critical
Publication of AT409971B publication Critical patent/AT409971B/de

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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in 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
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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
    • C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • 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
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • 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
    • C21B2100/66—Heat exchange
    • 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
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Hydrogen, Water And Hydrids (AREA)
AT0192998A 1998-11-19 1998-11-19 Verfahren und schachtofen zur direktreduktion von oxiden AT409971B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT0192998A AT409971B (de) 1998-11-19 1998-11-19 Verfahren und schachtofen zur direktreduktion von oxiden

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0192998A AT409971B (de) 1998-11-19 1998-11-19 Verfahren und schachtofen zur direktreduktion von oxiden

Publications (2)

Publication Number Publication Date
ATA192998A true ATA192998A (de) 2002-05-15
AT409971B AT409971B (de) 2002-12-27

Family

ID=3524075

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0192998A AT409971B (de) 1998-11-19 1998-11-19 Verfahren und schachtofen zur direktreduktion von oxiden

Country Status (1)

Country Link
AT (1) AT409971B (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX156697A (es) * 1982-05-12 1988-09-27 Hylsa Sa Metodo mejorado para la reduccion directa de minerales de hierro
US4668284A (en) * 1983-05-16 1987-05-26 Hylsa, S.A. Method of reducing iron ore
AT382166B (de) * 1985-05-13 1987-01-26 Voest Alpine Ag Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
US5069716A (en) * 1989-12-22 1991-12-03 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of liquid steel from iron containing metal oxides
US5387274A (en) * 1993-11-15 1995-02-07 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of iron carbide
US5702246A (en) * 1996-02-22 1997-12-30 Xera Technologies Ltd. Shaft furnace for direct reduction of oxides

Also Published As

Publication number Publication date
AT409971B (de) 2002-12-27

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Legal Events

Date Code Title Description
MM01 Lapse because of not paying annual fees

Effective date: 20140515