FI67235C - Foerfarande foer selektiv reduktion av metalloxidmalmer - Google Patents

Foerfarande foer selektiv reduktion av metalloxidmalmer Download PDF

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Publication number
FI67235C
FI67235C FI750469A FI750469A FI67235C FI 67235 C FI67235 C FI 67235C FI 750469 A FI750469 A FI 750469A FI 750469 A FI750469 A FI 750469A FI 67235 C FI67235 C FI 67235C
Authority
FI
Finland
Prior art keywords
reducing agent
mass
reaction mixture
volume
ore
Prior art date
Application number
FI750469A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI67235B (fi
FI750469A (pt
Inventor
Jean Montanteme
Andre Greffe
Francois Grandjacques
Original Assignee
Sofrem
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 Sofrem filed Critical Sofrem
Publication of FI750469A publication Critical patent/FI750469A/fi
Publication of FI67235B publication Critical patent/FI67235B/fi
Application granted granted Critical
Publication of FI67235C publication Critical patent/FI67235C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C21B5/004—Injection of slurries
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/02—Obtaining nickel or cobalt by dry processes
    • C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
FI750469A 1974-02-21 1975-02-19 Foerfarande foer selektiv reduktion av metalloxidmalmer FI67235C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7405879A FR2262119B1 (pt) 1974-02-21 1974-02-21
FR7405879 1974-02-21

Publications (3)

Publication Number Publication Date
FI750469A FI750469A (pt) 1975-08-22
FI67235B FI67235B (fi) 1984-10-31
FI67235C true FI67235C (fi) 1985-02-11

Family

ID=9135236

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750469A FI67235C (fi) 1974-02-21 1975-02-19 Foerfarande foer selektiv reduktion av metalloxidmalmer

Country Status (12)

Country Link
US (1) US4073641A (pt)
JP (1) JPS50157204A (pt)
BE (1) BE825742A (pt)
BR (1) BR7501055A (pt)
CA (1) CA1053471A (pt)
CU (1) CU34204A (pt)
ES (1) ES434810A1 (pt)
FI (1) FI67235C (pt)
FR (1) FR2262119B1 (pt)
OA (1) OA04853A (pt)
YU (1) YU41045B (pt)
ZA (1) ZA751067B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386609A1 (fr) * 1977-04-04 1978-11-03 Sofrem Procede de traitement de minerais metalliques complexes contenant en particulier du manganese et du cuivre, tels que des nodules oceaniques
US4756748A (en) * 1984-12-24 1988-07-12 Canadian Patents and Development Limited--Societe Canadienne des Brevets et d'Exploitation Limitee Processes for the smelting reduction of smeltable materials
JP6926674B2 (ja) * 2017-05-24 2021-08-25 住友金属鉱山株式会社 酸化鉱石の製錬方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE595949A (fr) * 1959-10-13 1961-04-12 Bergwerksverband Gmbh Procédé de préparation de corps comprimés résistant à l'eau à l'aide de liants hydrosolubles.
CA851655A (en) * 1967-03-06 1970-09-15 A. Bell James Beneficiation of nickel-containing lateritic ores

Also Published As

Publication number Publication date
YU37775A (en) 1982-02-28
OA04853A (fr) 1980-10-31
FI67235B (fi) 1984-10-31
FI750469A (pt) 1975-08-22
ZA751067B (en) 1976-01-28
FR2262119B1 (pt) 1976-12-03
US4073641A (en) 1978-02-14
FR2262119A1 (pt) 1975-09-19
ES434810A1 (es) 1976-11-16
BR7501055A (pt) 1975-12-02
CA1053471A (fr) 1979-05-01
YU41045B (en) 1986-10-31
BE825742A (fr) 1975-06-16
JPS50157204A (pt) 1975-12-19
CU34204A (es) 1979-07-16

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MM Patent lapsed

Owner name: SOCIETE FRANCAISE D ELECTROMETALLURGIE