AT327968B - Vorrichtung und verfahren zur reduktion von teilchenformigem metallerz zu metallteilchen - Google Patents

Vorrichtung und verfahren zur reduktion von teilchenformigem metallerz zu metallteilchen

Info

Publication number
AT327968B
AT327968B AT882072A AT882072A AT327968B AT 327968 B AT327968 B AT 327968B AT 882072 A AT882072 A AT 882072A AT 882072 A AT882072 A AT 882072A AT 327968 B AT327968 B AT 327968B
Authority
AT
Austria
Prior art keywords
reduction
metal
ore
particulate
metal particles
Prior art date
Application number
AT882072A
Other languages
English (en)
Other versions
ATA882072A (de
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 ATA882072A publication Critical patent/ATA882072A/de
Application granted granted Critical
Publication of AT327968B publication Critical patent/AT327968B/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
    • C21B13/0073—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
    • C21B2100/60—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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
AT882072A 1971-10-15 1972-10-13 Vorrichtung und verfahren zur reduktion von teilchenformigem metallerz zu metallteilchen AT327968B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18956071A 1971-10-15 1971-10-15

Publications (2)

Publication Number Publication Date
ATA882072A ATA882072A (de) 1975-05-15
AT327968B true AT327968B (de) 1976-02-25

Family

ID=22697854

Family Applications (1)

Application Number Title Priority Date Filing Date
AT882072A AT327968B (de) 1971-10-15 1972-10-13 Vorrichtung und verfahren zur reduktion von teilchenformigem metallerz zu metallteilchen

Country Status (19)

Country Link
US (1) US3779741A (de)
JP (1) JPS5120361B2 (de)
AR (1) AR202892A1 (de)
AT (1) AT327968B (de)
AU (1) AU462677B2 (de)
BE (1) BE789968A (de)
BR (1) BR7207152D0 (de)
CA (1) CA971756A (de)
DE (1) DE2250056C3 (de)
EG (1) EG10815A (de)
ES (1) ES407653A1 (de)
FR (1) FR2156349B1 (de)
GB (1) GB1373048A (de)
IL (1) IL40524A (de)
IT (1) IT982388B (de)
LU (1) LU66293A1 (de)
NL (1) NL156754B (de)
PH (1) PH9559A (de)
TR (1) TR17394A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49121708A (de) * 1973-03-26 1974-11-21
US3890142A (en) * 1973-10-16 1975-06-17 Fierro Esponja Method for gaseous reduction of metal ores
JPS5122612A (en) * 1974-08-20 1976-02-23 Mitsubishi Heavy Ind Ltd Shafutoronyoru tetsukosekino kangenhoho
AR204299A1 (es) * 1974-10-18 1975-12-10 Fierro Esponja Aparato y metodo para la reduccion gaseosa de oxidos de metal a temperaturas elevadas
JPS5274516A (en) * 1975-10-28 1977-06-22 Hitachi Zosen Corp Gas supply system in fixed bed retort type sponge iron production proc ess
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
JPS5639502Y2 (de) * 1978-02-10 1981-09-14
JPS55104414A (en) * 1979-01-29 1980-08-09 Kobe Steel Ltd Shaft furnace for iron ore reduction
JPS55106653U (de) * 1980-02-21 1980-07-25
GB2084610B (en) * 1980-09-29 1983-10-12 Woods Jack L Anodic oxidation of aluminium and aluminum alloys
US4556417A (en) * 1983-05-17 1985-12-03 Hylsa, S.A. Process for the direct reduction of iron ores
JPH01175753U (de) * 1988-05-30 1989-12-14
US7856948B2 (en) 2004-05-27 2010-12-28 Wyeth Llc Self-steaming compositions, articles comprising such compositions and methods of preparing such compositions
US7794649B2 (en) * 2005-09-23 2010-09-14 Wyeth Llc Method of making heat cells comprising exothermic compositions having absorbent gelling material
US7878187B2 (en) * 2005-09-23 2011-02-01 Wyeth Llc Heat cells comprising exothermic compositions having absorbent gelling material
CN102098992B (zh) 2008-05-15 2013-12-04 惠氏有限责任公司 便携式湿热系统
US8940076B2 (en) * 2009-07-31 2015-01-27 Hyl Technologies, S.A. De C.V. Method for producing direct reduced iron with limited CO2 emissions
WO2013027084A1 (en) 2011-08-20 2013-02-28 Hyl Technologies, S.A. De C.V. Process for producing direct reduced iron (dri) utilizing gases derived from coal
SE545421C2 (en) * 2021-12-23 2023-09-05 Luossavaara Kiirunavaara Ab Reduction of iron ore material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2048112A (en) * 1933-07-31 1936-07-21 Gahl Rudolf Process for reduction of metaloxygen compounds
US2793946A (en) * 1952-10-04 1957-05-28 George R Paschal Methods and apparatus for the production of iron
US3375099A (en) * 1964-06-30 1968-03-26 Armco Steel Corp Production of iron from pelletized iron ores
US3375098A (en) * 1964-07-22 1968-03-26 Armco Steel Corp Gaseous reduction of iron ores
US3475160A (en) * 1967-02-15 1969-10-28 Exxon Research Engineering Co Method of producing reducing gases for the fluidized bed reduction of ores

Also Published As

Publication number Publication date
AR202892A1 (es) 1975-07-31
TR17394A (tr) 1975-03-24
DE2250056A1 (de) 1973-04-19
ES407653A1 (es) 1975-11-01
IL40524A (en) 1975-12-31
JPS4861303A (de) 1973-08-28
AU462677B2 (en) 1975-07-03
DE2250056B2 (de) 1978-09-07
FR2156349B1 (de) 1976-08-20
EG10815A (en) 1976-06-30
DE2250056C3 (de) 1979-05-03
NL7213882A (de) 1973-04-17
NL156754B (nl) 1978-05-16
BR7207152D0 (pt) 1973-09-18
IT982388B (it) 1974-10-21
GB1373048A (en) 1974-11-06
US3779741A (en) 1973-12-18
AU4762972A (en) 1974-04-26
FR2156349A1 (de) 1973-05-25
JPS5120361B2 (de) 1976-06-24
ATA882072A (de) 1975-05-15
CA971756A (en) 1975-07-29
BE789968A (fr) 1973-04-12
PH9559A (en) 1976-01-16
LU66293A1 (de) 1973-05-03
IL40524A0 (en) 1972-12-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee