FR2156349A1 - - Google Patents

Info

Publication number
FR2156349A1
FR2156349A1 FR7236370A FR7236370A FR2156349A1 FR 2156349 A1 FR2156349 A1 FR 2156349A1 FR 7236370 A FR7236370 A FR 7236370A FR 7236370 A FR7236370 A FR 7236370A FR 2156349 A1 FR2156349 A1 FR 2156349A1
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.)
Granted
Application number
FR7236370A
Other languages
French (fr)
Other versions
FR2156349B1 (enExample
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 FR2156349A1 publication Critical patent/FR2156349A1/fr
Application granted granted Critical
Publication of FR2156349B1 publication Critical patent/FR2156349B1/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
    • 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)
FR7236370A 1971-10-15 1972-10-13 Expired FR2156349B1 (enExample)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2156349A1 true FR2156349A1 (enExample) 1973-05-25
FR2156349B1 FR2156349B1 (enExample) 1976-08-20

Family

ID=22697854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7236370A Expired FR2156349B1 (enExample) 1971-10-15 1972-10-13

Country Status (19)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2491088A1 (fr) * 1980-09-29 1982-04-02 Hylsa Sa Procede et appareil pour la reduction gazeuse de minerai metallique en particules

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49121708A (enExample) * 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
JPS55104414A (en) * 1979-01-29 1980-08-09 Kobe Steel Ltd Shaft furnace for iron ore reduction
JPS55106653U (enExample) * 1980-02-21 1980-07-25
US4556417A (en) * 1983-05-17 1985-12-03 Hylsa, S.A. Process for the direct reduction of iron ores
JPH01175753U (enExample) * 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
JP5415526B2 (ja) 2008-05-15 2014-02-12 ワイス・エルエルシー 可搬式湿熱システム
RU2546266C2 (ru) * 2009-07-31 2015-04-10 Хил Текнолоджиз, С.А. Де К.В. Способ производства железа прямого восстановления с ограниченными выбросами со2 в атмосферу
CN104039990A (zh) 2011-08-20 2014-09-10 伊尔技术有限公司 利用从煤衍生的气体制备直接还原铁(dri)的方法
WO2021236002A1 (en) 2020-05-20 2021-11-25 Luossavaara Kiirunavaara Ab Raise caving method for mining deposits, and a mining infrastructure, monitoring system, machinery, control system and data medium therefor
SE546002C2 (en) 2020-10-22 2024-04-09 Luossavaara Kiirunavaara Ab A blasting system and a method of explosive material charging
SE545336C2 (en) 2020-10-22 2023-07-04 Luossavaara Kiirunavaara Ab A charging device and a method of preparing the charging device with explosive material, an autonomous or semi-automatic vehicle for charging the charging device, and a data medium for storing a program for controlling charging of the charging device
SE546026C2 (en) 2020-10-22 2024-04-16 Luossavaara Kiirunavaara Ab Detonator support device and method of charging a blasthole
SE545421C2 (en) * 2021-12-23 2023-09-05 Luossavaara Kiirunavaara Ab Reduction of iron ore material
IT202300020244A1 (it) 2023-10-02 2025-04-02 Piergiorgio Luigi Fontana Processo di riduzione di minerale di ferro alimentato con idrogeno

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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2491088A1 (fr) * 1980-09-29 1982-04-02 Hylsa Sa Procede et appareil pour la reduction gazeuse de minerai metallique en particules

Also Published As

Publication number Publication date
ATA882072A (de) 1975-05-15
BR7207152D0 (pt) 1973-09-18
JPS4861303A (enExample) 1973-08-28
AR202892A1 (es) 1975-07-31
NL7213882A (enExample) 1973-04-17
AU4762972A (en) 1974-04-26
EG10815A (en) 1976-06-30
IT982388B (it) 1974-10-21
AU462677B2 (en) 1975-07-03
ES407653A1 (es) 1975-11-01
NL156754B (nl) 1978-05-16
FR2156349B1 (enExample) 1976-08-20
AT327968B (de) 1976-02-25
BE789968A (fr) 1973-04-12
IL40524A (en) 1975-12-31
DE2250056A1 (de) 1973-04-19
LU66293A1 (enExample) 1973-05-03
GB1373048A (en) 1974-11-06
PH9559A (en) 1976-01-16
CA971756A (en) 1975-07-29
US3779741A (en) 1973-12-18
TR17394A (tr) 1975-03-24
DE2250056B2 (de) 1978-09-07
JPS5120361B2 (enExample) 1976-06-24
DE2250056C3 (de) 1979-05-03
IL40524A0 (en) 1972-12-29

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Legal Events

Date Code Title Description
ST Notification of lapse