BR7602248A - Processo de reducao de minerio;e processo para a producao de pellets metalizados por reducao gasosa de particulas de oxido de ferro - Google Patents

Processo de reducao de minerio;e processo para a producao de pellets metalizados por reducao gasosa de particulas de oxido de ferro

Info

Publication number
BR7602248A
BR7602248A BR7602248A BR7602248A BR7602248A BR 7602248 A BR7602248 A BR 7602248A BR 7602248 A BR7602248 A BR 7602248A BR 7602248 A BR7602248 A BR 7602248A BR 7602248 A BR7602248 A BR 7602248A
Authority
BR
Brazil
Prior art keywords
reduction
production
iron oxide
oxide particles
mining
Prior art date
Application number
BR7602248A
Other languages
English (en)
Portuguese (pt)
Inventor
S Walso
Original Assignee
Uss Eng & Consult
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 Uss Eng & Consult filed Critical Uss Eng & Consult
Publication of BR7602248A publication Critical patent/BR7602248A/pt

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
    • C21B13/02—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
    • C21B13/0073—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
    • C21B2100/20—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)
  • Compounds Of Iron (AREA)
BR7602248A 1975-04-15 1976-04-13 Processo de reducao de minerio;e processo para a producao de pellets metalizados por reducao gasosa de particulas de oxido de ferro BR7602248A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56833275A 1975-04-15 1975-04-15
US05/644,249 US4017305A (en) 1975-04-15 1975-12-24 Process for heat hardening

Publications (1)

Publication Number Publication Date
BR7602248A true BR7602248A (pt) 1976-10-12

Family

ID=27074751

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7602248A BR7602248A (pt) 1975-04-15 1976-04-13 Processo de reducao de minerio;e processo para a producao de pellets metalizados por reducao gasosa de particulas de oxido de ferro

Country Status (7)

Country Link
US (1) US4017305A (show.php)
AU (1) AU504493B2 (show.php)
BR (1) BR7602248A (show.php)
CA (1) CA1088315A (show.php)
DE (1) DE2616468A1 (show.php)
GB (1) GB1548240A (show.php)
NO (1) NO143994C (show.php)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201571A (en) * 1978-08-15 1980-05-06 Midrex Corporation Method for the direct reduction of iron and production of fuel gas using gas from coal
JPS55113819A (en) * 1979-02-26 1980-09-02 Kawasaki Heavy Ind Ltd Method and apparatus for direct reduction iron making
US4216011A (en) * 1979-04-23 1980-08-05 Hylsa, S.A. Method and apparatus for the secondary gaseous reduction of metal ores
US4331470A (en) * 1980-09-15 1982-05-25 Midrex Corporation Method for the direct reduction of iron in a shaft furnace using gas from coal
US4365789A (en) * 1980-09-15 1982-12-28 Midrex Corporation Apparatus for the direct reduction of iron in a shaft furnace using gas from coal
CN111961784B (zh) * 2020-08-31 2021-09-07 山东大学 一种铁矿粉鼓泡床还原反应的方法与系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160498A (en) * 1960-06-29 1964-12-08 Armco Steel Corp Fluidized iron ore reduction process and apparatus
US3850616A (en) * 1973-10-29 1974-11-26 Armco Steel Corp Inert gas seal for product discharge from a shaft furnace

Also Published As

Publication number Publication date
GB1548240A (en) 1979-07-04
DE2616468A1 (de) 1976-11-04
US4017305A (en) 1977-04-12
AU1228576A (en) 1977-09-29
AU504493B2 (en) 1979-10-18
NO143994C (no) 1981-05-27
CA1088315A (en) 1980-10-28
NO761312L (show.php) 1976-10-18
NO143994B (no) 1981-02-16

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