IL44083A - Gaseous reduction of metal ores - Google Patents

Gaseous reduction of metal ores

Info

Publication number
IL44083A
IL44083A IL44083A IL4408374A IL44083A IL 44083 A IL44083 A IL 44083A IL 44083 A IL44083 A IL 44083A IL 4408374 A IL4408374 A IL 4408374A IL 44083 A IL44083 A IL 44083A
Authority
IL
Israel
Prior art keywords
stream
cooling
reactor
metal
gas
Prior art date
Application number
IL44083A
Other languages
English (en)
Other versions
IL44083A0 (en
Original Assignee
Fierro Esponja
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 Fierro Esponja filed Critical Fierro Esponja
Publication of IL44083A0 publication Critical patent/IL44083A0/xx
Publication of IL44083A publication Critical patent/IL44083A/en

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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • 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
    • C21B2100/60—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
    • Y02P10/134—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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IL44083A 1973-02-22 1974-01-25 Gaseous reduction of metal ores IL44083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00334670A US3827879A (en) 1973-02-22 1973-02-22 Method for the gaseous reduction of metal ores

Publications (2)

Publication Number Publication Date
IL44083A0 IL44083A0 (en) 1974-05-16
IL44083A true IL44083A (en) 1976-10-31

Family

ID=23308252

Family Applications (1)

Application Number Title Priority Date Filing Date
IL44083A IL44083A (en) 1973-02-22 1974-01-25 Gaseous reduction of metal ores

Country Status (8)

Country Link
US (1) US3827879A (nl)
AU (1) AU465254B2 (nl)
BR (1) BR7401058D0 (nl)
DE (1) DE2405898C3 (nl)
FR (1) FR2219234B1 (nl)
GB (1) GB1410464A (nl)
IL (1) IL44083A (nl)
NL (1) NL158228B (nl)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR204299A1 (es) * 1974-10-18 1975-12-10 Fierro Esponja Aparato y metodo para la reduccion gaseosa de oxidos de metal a temperaturas elevadas
US4099963A (en) * 1974-10-18 1978-07-11 Fierro Esponja, S.A. Method for the batchwise reduction of metal ores
US4099962A (en) * 1976-01-05 1978-07-11 Grupo Industrial Alfa, S.A. Method and apparatus for measuring and controlling the percentage reduction of ore in a moving bed gaseous reduction reactor
FR2456780A1 (fr) * 1979-04-26 1980-12-12 Hylsa Sa Procede de fabrication de metal spongieux par reduction discontinue d'oxydes metalliques
US4375983A (en) * 1979-04-26 1983-03-08 Hylsa, S.A. Method of making sponge metal
US4261734A (en) * 1979-09-04 1981-04-14 Hylsa, S.A. Method of making sponge iron
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
CA1336359C (en) * 1987-11-02 1995-07-25 Corporacion Venezolana De Guayana (Cvg) Method and apparatus for the direct reduction of iron
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
AT402938B (de) * 1994-06-23 1997-09-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von verfahren und anlage zur direktreduktion von eisenoxidhältigem material eisenoxidhältigem material
AT406382B (de) * 1996-11-06 2000-04-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm durch direktreduktion von eisenoxidhältigem material
US7856948B2 (en) 2004-05-27 2010-12-28 Wyeth Llc Self-steaming compositions, articles comprising such compositions and methods of preparing such compositions
US7878187B2 (en) * 2005-09-23 2011-02-01 Wyeth Llc Heat cells comprising exothermic compositions having absorbent gelling material
US7794649B2 (en) * 2005-09-23 2010-09-14 Wyeth Llc Method of making heat cells comprising exothermic compositions having absorbent gelling material
JP4068108B2 (ja) * 2005-11-04 2008-03-26 大陽日酸株式会社 熱媒加熱冷却装置
AU2009246366B2 (en) 2008-05-15 2013-01-17 Angelini Pharma Inc. Portable moist heat system
US10260117B2 (en) 2013-07-22 2019-04-16 Saudi Basic Industries Corporation Use of top gas in direct reduction processes

Also Published As

Publication number Publication date
BR7401058D0 (pt) 1974-10-29
AU465254B2 (en) 1975-09-25
IL44083A0 (en) 1974-05-16
NL158228B (nl) 1978-10-16
DE2405898B2 (de) 1978-03-09
AU6483274A (en) 1975-07-24
DE2405898C3 (de) 1978-11-02
US3827879A (en) 1974-08-06
DE2405898A1 (de) 1974-09-05
FR2219234B1 (nl) 1976-11-26
NL7401425A (nl) 1974-08-26
FR2219234A1 (nl) 1974-09-20
GB1410464A (en) 1975-10-15

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