IT1074234B - Processo per la riduzione gassosa di minerali metallici e relativa apparecchiatura - Google Patents

Processo per la riduzione gassosa di minerali metallici e relativa apparecchiatura

Info

Publication number
IT1074234B
IT1074234B IT52807/76A IT5280776A IT1074234B IT 1074234 B IT1074234 B IT 1074234B IT 52807/76 A IT52807/76 A IT 52807/76A IT 5280776 A IT5280776 A IT 5280776A IT 1074234 B IT1074234 B IT 1074234B
Authority
IT
Italy
Prior art keywords
related equipment
metal minerals
gaseous reduction
gaseous
reduction
Prior art date
Application number
IT52807/76A
Other languages
English (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
Application granted granted Critical
Publication of IT1074234B publication Critical patent/IT1074234B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0073Selection or treatment of the reducing gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/02Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/02Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029Introducing coolant gas in the shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00General methods of reducing to metals
    • C22B5/02Dry methods smelting of sulfides or formation of mattes
    • C22B5/12Dry methods smelting of sulfides or formation of mattes by gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64Controlling the physical properties of the gas, e.g. pressure or temperature
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143Reduction 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)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
IT52807/76A 1976-01-05 1976-12-28 Processo per la riduzione gassosa di minerali metallici e relativa apparecchiatura IT1074234B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/646,496 US4099962A (en) 1976-01-05 1976-01-05 Method and apparatus for measuring and controlling the percentage reduction of ore in a moving bed gaseous reduction reactor

Publications (1)

Publication Number Publication Date
IT1074234B true IT1074234B (it) 1985-04-17

Family

ID=24593280

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52807/76A IT1074234B (it) 1976-01-05 1976-12-28 Processo per la riduzione gassosa di minerali metallici e relativa apparecchiatura

Country Status (17)

Country Link
US (2) US4099962A (it)
JP (1) JPS52119404A (it)
BR (1) BR7608806A (it)
CA (1) CA1086956A (it)
DK (1) DK588876A (it)
ES (1) ES454753A1 (it)
GB (1) GB1525809A (it)
GR (1) GR65994B (it)
IT (1) IT1074234B (it)
MX (1) MX147551A (it)
NO (1) NO145726C (it)
NZ (1) NZ182881A (it)
RO (1) RO72110A (it)
SE (1) SE7614079L (it)
SU (1) SU786918A3 (it)
ZA (1) ZA767528B (it)
ZM (1) ZM14976A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE545863C2 (en) * 2022-02-21 2024-02-27 Hybrit Development Ab A method and an arrangement for the production of sponge iron from iron ore
SE546682C2 (en) * 2022-05-25 2025-01-14 Hybrit Development Ab A method and an arrangement for a continuous production of sponge iron from iron ore
DE102022122729A1 (de) * 2022-09-07 2024-03-07 Sms Group Gmbh Vorrichtung zur Kupferproduktion mit verbesserter CO2-Billanz

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3157488A (en) * 1960-09-27 1964-11-17 Charlton A Taylor Method for direct reduction of metal oxides
US3119669A (en) * 1961-03-13 1964-01-28 Du Pont Chemical process control
US3304170A (en) * 1962-12-27 1967-02-14 Hewlett Packard Co Method for thermal reaction analysis
US3288590A (en) * 1963-07-22 1966-11-29 Hydrocarbon Research Inc Continuous oxide reduction process
GB1112771A (en) * 1964-06-18 1968-05-08 William Antony Wiseman Gas detection system
US3369888A (en) * 1965-06-01 1968-02-20 Armco Steel Corp Treatment and reduction of pelletized iron ores
US3522035A (en) * 1966-12-14 1970-07-28 Westinghouse Electric Corp Determining operation of furnace vessel
US3486821A (en) * 1967-05-26 1969-12-30 Lawrence A Westhaver System for integrating light energy
US3765872A (en) * 1970-12-16 1973-10-16 Fierro Esponja Method and apparatus for the gaseous reduction of iron ore to sponge iron
BE789968A (fr) * 1971-10-15 1973-04-12 Fierro Esponja Procede et appareil de reduction de minerais metalliques en particules en fer spongieux
BE791660A (fr) * 1971-11-22 1973-05-21 Fierro Esponja Procede et appareil de reduction de minerai divise
BE791784A (fr) * 1971-11-26 1973-05-23 Fierro Esponja Procede et appareil de reduction de minerais metalliques divises
US3827879A (en) * 1973-02-22 1974-08-06 Fierro Esponja Method for the gaseous reduction of metal ores

Also Published As

Publication number Publication date
ZA767528B (en) 1977-11-30
NO145726C (no) 1982-05-19
SU786918A3 (ru) 1980-12-07
SE7614079L (sv) 1977-07-06
DK588876A (da) 1977-07-06
ZM14976A1 (en) 1977-08-22
MX147551A (es) 1982-12-14
JPS5638642B2 (it) 1981-09-08
GR65994B (it) 1981-01-13
NO764254L (no) 1977-07-06
CA1086956A (en) 1980-10-07
NO145726B (no) 1982-02-08
RO72110A (ro) 1981-03-30
US4153450A (en) 1979-05-08
BR7608806A (pt) 1977-10-25
ES454753A1 (es) 1978-06-16
US4099962A (en) 1978-07-11
JPS52119404A (en) 1977-10-06
GB1525809A (en) 1978-09-20
NZ182881A (en) 1978-09-25

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