FR2161071B1 - - Google Patents

Info

Publication number
FR2161071B1
FR2161071B1 FR7241888A FR7241888A FR2161071B1 FR 2161071 B1 FR2161071 B1 FR 2161071B1 FR 7241888 A FR7241888 A FR 7241888A FR 7241888 A FR7241888 A FR 7241888A FR 2161071 B1 FR2161071 B1 FR 2161071B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7241888A
Other versions
FR2161071A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fierro Esponja SA
Original Assignee
Fierro Esponja SA
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 SA filed Critical Fierro Esponja SA
Publication of FR2161071A1 publication Critical patent/FR2161071A1/fr
Application granted granted Critical
Publication of FR2161071B1 publication Critical patent/FR2161071B1/fr
Expired legal-status Critical Current

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
    • 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
    • C21B2100/60—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

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)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
FR7241888A 1971-11-26 1972-11-24 Expired FR2161071B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00202411A US3816102A (en) 1971-11-26 1971-11-26 Method and apparatus for reducing particulate metal ores to sponge metal and cooling the reduced metal

Publications (2)

Publication Number Publication Date
FR2161071A1 FR2161071A1 (fr) 1973-07-06
FR2161071B1 true FR2161071B1 (fr) 1976-08-20

Family

ID=22749767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241888A Expired FR2161071B1 (fr) 1971-11-26 1972-11-24

Country Status (17)

Country Link
US (1) US3816102A (fr)
JP (1) JPS5232612B2 (fr)
AT (1) AT322590B (fr)
AU (1) AU463201B2 (fr)
BE (1) BE791784A (fr)
BR (1) BR7208265D0 (fr)
CA (1) CA966655A (fr)
EG (1) EG10805A (fr)
ES (1) ES409001A1 (fr)
FR (1) FR2161071B1 (fr)
GB (1) GB1372289A (fr)
IL (1) IL40758A (fr)
IT (1) IT973677B (fr)
LU (1) LU66549A1 (fr)
NL (1) NL158850B (fr)
PH (1) PH10147A (fr)
TR (1) TR17038A (fr)

Families Citing this family (13)

* 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
US4047935A (en) * 1974-12-11 1977-09-13 United States Steel Corporation Process for direct-reduction of iron-ore employing nuclear reactor-powdered catalytic reformer
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
JPS5288522A (en) * 1976-01-17 1977-07-25 Foster Wheeler Energy Corp Production of sponge iron
US4045212A (en) * 1976-02-17 1977-08-30 General Motors Corporation Method of operation of a cupola
DE3317701C2 (de) * 1983-05-16 1986-08-07 Hylsa S.A., Monterrey, N.L. Verfahren zum Betreiben eines Bewegtbett-Reduktionsreaktors mit vertikalem Schacht zum Reduzieren von Eisenerz zu Schwammeisen
FR2835000B1 (fr) * 2002-01-21 2004-11-05 Delachaux Sa Procede de fabrication d'elements metalliques au moyen d'un creuset
US6860723B2 (en) * 2002-10-05 2005-03-01 Taiwan Semiconductor Manufacturing Co., Ltd Slurry flow control and monitor system for chemical mechanical polisher
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
EP2296595B1 (fr) 2008-05-15 2019-03-06 Wyeth LLC Système de distribution de chaleur humide portable

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
PH10147A (en) 1976-09-06
DE2256266A1 (de) 1973-05-30
CA966655A (en) 1975-04-29
EG10805A (en) 1976-11-30
JPS5232612B2 (fr) 1977-08-23
NL7215799A (fr) 1973-05-29
LU66549A1 (fr) 1973-06-08
IL40758A0 (en) 1973-01-30
AU4878172A (en) 1974-05-16
FR2161071A1 (fr) 1973-07-06
US3816102A (en) 1974-06-11
TR17038A (tr) 1974-04-25
AU463201B2 (en) 1975-07-17
BE791784A (fr) 1973-05-23
IL40758A (en) 1975-12-31
BR7208265D0 (pt) 1973-09-18
DE2256266B2 (de) 1976-09-23
JPS4863916A (fr) 1973-09-05
GB1372289A (en) 1974-10-30
NL158850B (nl) 1978-12-15
IT973677B (it) 1974-06-10
AT322590B (de) 1975-05-26
ES409001A1 (es) 1976-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse