TW201033371A - Process and device for producing pig iron or liquid primary steel products - Google Patents

Process and device for producing pig iron or liquid primary steel products Download PDF

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Publication number
TW201033371A
TW201033371A TW098145480A TW98145480A TW201033371A TW 201033371 A TW201033371 A TW 201033371A TW 098145480 A TW098145480 A TW 098145480A TW 98145480 A TW98145480 A TW 98145480A TW 201033371 A TW201033371 A TW 201033371A
Authority
TW
Taiwan
Prior art keywords
gas
reducing gas
reducing
output
output gas
Prior art date
Application number
TW098145480A
Other languages
English (en)
Chinese (zh)
Inventor
Robert Millner
Original Assignee
Siemens Vai Metals Tech Gmbh
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 Siemens Vai Metals Tech Gmbh filed Critical Siemens Vai Metals Tech Gmbh
Publication of TW201033371A publication Critical patent/TW201033371A/zh

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • C21B2100/24—Increasing the gas reduction potential of recycled exhaust gases by shift reactions
    • 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
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture Of Iron (AREA)
TW098145480A 2009-01-12 2009-12-29 Process and device for producing pig iron or liquid primary steel products TW201033371A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0003509A AT507713B1 (de) 2009-01-12 2009-01-12 Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten

Publications (1)

Publication Number Publication Date
TW201033371A true TW201033371A (en) 2010-09-16

Family

ID=42027666

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098145480A TW201033371A (en) 2009-01-12 2009-12-29 Process and device for producing pig iron or liquid primary steel products

Country Status (4)

Country Link
AR (1) AR075125A1 (de)
AT (1) AT507713B1 (de)
TW (1) TW201033371A (de)
WO (1) WO2010079050A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT511892B1 (de) 2011-08-31 2013-07-15 Siemens Vai Metals Tech Gmbh Verfahren zur aufbereitung von abgasen aus anlagen zur roheisenherstellung und/oder von synthesegas
AT511888B1 (de) * 2011-09-13 2013-06-15 Siemens Vai Metals Tech Gmbh Vorrichtung zur energieoptimierung in einer anlage zur herstellung von direkt reduzierten metallerzen
JP2015510030A (ja) * 2011-12-27 2015-04-02 エイチワイエル テクノロジーズ、エス．エー． デ シー．ヴイ 炉頂ガスを再循環させる高炉
EP2650385A1 (de) * 2012-04-12 2013-10-16 Siemens VAI Metals Technologies GmbH Verfahren und Vorrichtung zur Herstellung von flüssigem Roheisen und/oder von Eisenschwamm
EP2738268A1 (de) * 2012-11-29 2014-06-04 Siemens VAI Metals Technologies GmbH Verfahren zur Reduktion von Metalloxiden zu metallisiertem Material in einem Direktreduktionsprozess.
EP2746408A1 (de) * 2012-12-21 2014-06-25 Siemens VAI Metals Technologies GmbH Überhitzung von einem in einem Reduktionsprozess genutzten Exportgas zum Ausgleich von Mengenschwankungen und Vorrichtung zum dessen
KR101376138B1 (ko) 2012-12-27 2014-03-19 주식회사 포스코 용철제조장치 및 용철제조방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61104010A (ja) * 1984-10-25 1986-05-22 Nippon Tekko Renmei 鉄鉱石の溶融還元方法
US5958107A (en) * 1993-12-15 1999-09-28 Bechtel Croup, Inc. Shift conversion for the preparation of reducing gas
US5676732A (en) * 1995-09-15 1997-10-14 Hylsa, S.A. De C.V. Method for producing direct reduced iron utilizing a reducing gas with a high content of carbon monoxide

Also Published As

Publication number Publication date
AT507713B1 (de) 2010-10-15
AT507713A1 (de) 2010-07-15
WO2010079050A1 (de) 2010-07-15
AR075125A1 (es) 2011-03-09

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