BR7701056A - Processo para determinacao da taxa de remocao de oxigenio de um minerio metalico oxidado ou de reducao percentual do minerio;e aparelho para a realizacao do mesmo - Google Patents

Processo para determinacao da taxa de remocao de oxigenio de um minerio metalico oxidado ou de reducao percentual do minerio;e aparelho para a realizacao do mesmo

Info

Publication number
BR7701056A
BR7701056A BR7701056A BR7701056A BR7701056A BR 7701056 A BR7701056 A BR 7701056A BR 7701056 A BR7701056 A BR 7701056A BR 7701056 A BR7701056 A BR 7701056A BR 7701056 A BR7701056 A BR 7701056A
Authority
BR
Brazil
Prior art keywords
ore
determining
carrying
same
removal rate
Prior art date
Application number
BR7701056A
Other languages
English (en)
Inventor
P Mackay
R Pena
E Vera
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 BR7701056A publication Critical patent/BR7701056A/pt

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/005Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
    • 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
    • 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/12Condition responsive control
    • 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/20Oxygen containing
    • Y10T436/204998Inorganic carbon compounds
    • Y10T436/205831Carbon monoxide only
    • 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/21Hydrocarbon
    • Y10T436/214Acyclic [e.g., methane, octane, isoparaffin, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
BR7701056A 1976-06-21 1977-02-18 Processo para determinacao da taxa de remocao de oxigenio de um minerio metalico oxidado ou de reducao percentual do minerio;e aparelho para a realizacao do mesmo BR7701056A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69800176A 1976-06-21 1976-06-21

Publications (1)

Publication Number Publication Date
BR7701056A true BR7701056A (pt) 1978-04-04

Family

ID=24803503

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7701056A BR7701056A (pt) 1976-06-21 1977-02-18 Processo para determinacao da taxa de remocao de oxigenio de um minerio metalico oxidado ou de reducao percentual do minerio;e aparelho para a realizacao do mesmo

Country Status (14)

Country Link
US (1) US4121922A (pt)
JP (1) JPS52156118A (pt)
AT (1) AT367797B (pt)
BE (1) BE851683A (pt)
BR (1) BR7701056A (pt)
DK (1) DK74877A (pt)
EG (1) EG12700A (pt)
ES (1) ES456875A1 (pt)
FR (1) FR2355917A1 (pt)
GR (1) GR72963B (pt)
IN (1) IN147249B (pt)
SE (1) SE7701335L (pt)
ZA (1) ZA77681B (pt)
ZM (1) ZM2277A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375983A (en) * 1979-04-26 1983-03-08 Hylsa, S.A. Method of making sponge metal
US4419510A (en) * 1982-07-30 1983-12-06 The Dow Chemical Company Method for controlling cellulose etherification reaction
US4410693A (en) * 1982-08-12 1983-10-18 The Dow Chemical Company Process for preparing cellulose derivatives
US4891186A (en) * 1986-05-20 1990-01-02 Union Carbide Corporation Reactor analysis system
US5055260A (en) * 1986-05-20 1991-10-08 Union Carbide Industrial Gases Technology Corporation Reactor analysis system
SE2250624A1 (en) * 2022-05-25 2023-11-26 Hybrit Dev Ab A method and an arrangement for a continuous production of sponge iron from iron ore
PL442531A1 (pl) * 2022-10-14 2024-04-15 Seco/Warwick Spółka Akcyjna Sposób termicznej redukcji tlenków żelaza z użyciem wodoru oraz urządzenie do stosowania tego sposobu

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900247A (en) * 1957-08-05 1959-08-18 Fierro Espouja Sa Method of making sponge iron
US3157488A (en) * 1960-09-27 1964-11-17 Charlton A Taylor Method for direct reduction of metal oxides
US3304170A (en) * 1962-12-27 1967-02-14 Hewlett Packard Co Method for thermal reaction analysis
US3528800A (en) * 1966-02-14 1970-09-15 Leeds & Northrup Co Optimized blowing control for basic oxygen furnaces
US3423201A (en) * 1966-03-18 1969-01-21 Fierro Esponja Method for producing sponge iron
US3489518A (en) * 1966-11-02 1970-01-13 Koppers Co Inc Carbon determination method and apparatus
US3522035A (en) * 1966-12-14 1970-07-28 Westinghouse Electric Corp Determining operation of furnace vessel
GB1225690A (pt) * 1967-10-18 1971-03-17
US3601381A (en) * 1969-05-15 1971-08-24 Midland Ross Corp Gas sampling device

Also Published As

Publication number Publication date
AU2237977A (en) 1978-04-06
SE7701335L (sv) 1977-12-22
ATA117477A (de) 1981-12-15
ZA77681B (en) 1977-12-28
DK74877A (da) 1977-12-22
JPS5652083B2 (pt) 1981-12-10
EG12700A (en) 1983-09-30
AT367797B (de) 1982-07-26
JPS52156118A (en) 1977-12-26
BE851683A (fr) 1977-08-22
US4121922A (en) 1978-10-24
FR2355917B1 (pt) 1981-05-08
GR72963B (pt) 1984-01-19
ES456875A1 (es) 1978-11-01
FR2355917A1 (fr) 1978-01-20
IN147249B (pt) 1979-12-29
ZM2277A1 (en) 1977-11-21

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