EG25443A - Reduction process and plant - Google Patents

Reduction process and plant

Info

Publication number
EG25443A
EG25443A EG2008071290A EG2008071290A EG25443A EG 25443 A EG25443 A EG 25443A EG 2008071290 A EG2008071290 A EG 2008071290A EG 2008071290 A EG2008071290 A EG 2008071290A EG 25443 A EG25443 A EG 25443A
Authority
EG
Egypt
Prior art keywords
synthesis gas
methane
reduction
plant
reduction process
Prior art date
Application number
EG2008071290A
Other languages
English (en)
Inventor
Alessandro Martinis
Andrea Tavano
Barbara Franco
Original Assignee
Danieli Off Mecc
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 Danieli Off Mecc filed Critical Danieli Off Mecc
Application granted granted Critical
Publication of EG25443A publication Critical patent/EG25443A/xx

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
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • 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
    • 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
    • C21B2100/22—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
    • C21B2100/20—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
    • 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
    • Y02P10/10—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)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture Of Iron (AREA)
  • Saccharide Compounds (AREA)
EG2008071290A 2006-01-31 2008-07-29 Reduction process and plant EG25443A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000158A ITMI20060158A1 (it) 2006-01-31 2006-01-31 Processo ed impianto di riduzione
PCT/EP2007/050897 WO2007088166A1 (fr) 2006-01-31 2007-01-30 Process et installation de reduction

Publications (1)

Publication Number Publication Date
EG25443A true EG25443A (en) 2012-01-08

Family

ID=37308763

Family Applications (1)

Application Number Title Priority Date Filing Date
EG2008071290A EG25443A (en) 2006-01-31 2008-07-29 Reduction process and plant

Country Status (8)

Country Link
US (1) US7854786B2 (fr)
EP (1) EP1991711B1 (fr)
AT (1) ATE454477T1 (fr)
BR (1) BRPI0706710B1 (fr)
DE (1) DE602007004196D1 (fr)
EG (1) EG25443A (fr)
IT (1) ITMI20060158A1 (fr)
WO (1) WO2007088166A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE532975C2 (sv) * 2008-10-06 2010-06-01 Luossavaara Kiirunavaara Ab Förfarande för produktion av direktreducerat järn
LU91547B1 (en) * 2009-04-03 2010-10-04 Wurth Paul Sa Method and installation for producing direct reduced iron
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
IT1402250B1 (it) * 2010-09-29 2013-08-28 Danieli Off Mecc Procedimento ed apparato per la produzione di ferro di riduzione diretta utilizzando una sorgente di gas riducente comprendente idrogeno e monossido di carbonio
DE102011077819A1 (de) * 2011-06-20 2012-12-20 Siemens Aktiengesellschaft Kohlendioxidreduktion in Stahlwerken
EP2626124A1 (fr) * 2012-02-13 2013-08-14 Siemens VAI Metals Technologies GmbH Procédé et dispositif de réduction des matières de départ contenant de l'oxyde de fer
US20140164265A1 (en) * 2012-12-06 2014-06-12 Oracle International Corporation Clinical trial adverse event reporting system
KR101455752B1 (ko) * 2013-04-22 2014-11-03 한국건설기술연구원 음식물 폐기물의 연료화 시스템 및 그 방법
WO2017115133A1 (fr) 2015-12-28 2017-07-06 Hyl Technologies, S.A. De C.V. Procédé et système destiné à la production de frd à haute teneur en carbone à l'aide de gaz de synthèse
EP3581663A1 (fr) * 2018-06-12 2019-12-18 Primetals Technologies Austria GmbH Fabrication d'éponge de fer carburé par réduction directe à base d'hydrogène
US12084730B2 (en) * 2020-03-24 2024-09-10 Midrex Technologies, Inc. Methods and systems for increasing the carbon content of direct reduced iron in a reduction furnace
SE545311C2 (en) * 2020-11-25 2023-06-27 Hybrit Dev Ab Process for the production of carburized sponge iron
SE545831C2 (en) * 2021-09-20 2024-02-13 Plagazi Ab Method for Producing Steel
CN114807485A (zh) * 2022-03-09 2022-07-29 中冶赛迪工程技术股份有限公司 一种生产直接还原铁的煤气处理方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385051B (de) * 1986-08-07 1988-02-10 Voest Alpine Ag Huettenwerk und verfahren zur erzeugung von stahl
DE4041689C2 (de) 1990-04-20 1995-11-09 Orinoco Siderurgica Verfahren und Anlage zum Herstellen von flüssigem Stahl aus Eisenoxiden
AT402733B (de) * 1994-06-23 1997-08-25 Voest Alpine Ind Anlagen Verfahren zur direktreduktion von eisenoxidhältigem material
GB2342360B (en) * 1998-08-03 2002-10-09 Hatch Ass Ltd Shaft furnace for direct reduction of iron bearing pellets or lump iron ore
US6183535B1 (en) * 1998-10-16 2001-02-06 Hylsa, S.A. De C.V. Method for increasing the capacity of a direct reduced iron plant without increasing its reformer capacity
IT1302811B1 (it) * 1998-12-11 2000-09-29 Danieli & C Ohg Sp Procedimento e relativo apparato per la riduzione direttadi ossidi di ferro
IT1310535B1 (it) * 1999-02-18 2002-02-18 Danieli Off Mecc Procedimento di riduzione diretta di materiale metallicoe relativo impianto
IT1310784B1 (it) * 1999-10-11 2002-02-22 Danieli Off Mecc Apparecchiatura di riduzione diretta per ottenere ferro metallico conalto contenuto di carbonio in forma di carburo
MXPA05012242A (es) * 2003-05-15 2006-02-08 Hylsa Sa Metodo y aparato para el uso mejorado de fuentes primarias de energia en plantas integrales de acero.

Also Published As

Publication number Publication date
US7854786B2 (en) 2010-12-21
WO2007088166A1 (fr) 2007-08-09
ATE454477T1 (de) 2010-01-15
BRPI0706710B1 (pt) 2015-08-25
EP1991711B1 (fr) 2010-01-06
DE602007004196D1 (de) 2010-02-25
EP1991711A1 (fr) 2008-11-19
BRPI0706710A2 (pt) 2011-04-05
US20090013828A1 (en) 2009-01-15
ITMI20060158A1 (it) 2007-08-01

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