FI40291B - - Google Patents

Info

Publication number
FI40291B
FI40291B FI0390/62A FI39062A FI40291B FI 40291 B FI40291 B FI 40291B FI 0390/62 A FI0390/62 A FI 0390/62A FI 39062 A FI39062 A FI 39062A FI 40291 B FI40291 B FI 40291B
Authority
FI
Finland
Application number
FI0390/62A
Other languages
Finnish (fi)
Inventor
F Collin
Original Assignee
Elektrokemisk As
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 Elektrokemisk As filed Critical Elektrokemisk As
Application granted granted Critical
Publication of FI40291B publication Critical patent/FI40291B/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/003—Phosphorus
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/942—Calcium carbide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (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)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Electrically Operated Instructional Devices (AREA)
FI0390/62A 1961-02-24 1962-02-23 FI40291B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO139223A NO118749B (fr) 1961-02-24 1961-02-24

Publications (1)

Publication Number Publication Date
FI40291B true FI40291B (fr) 1968-09-02

Family

ID=19908569

Family Applications (1)

Application Number Title Priority Date Filing Date
FI0390/62A FI40291B (fr) 1961-02-24 1962-02-23

Country Status (5)

Country Link
US (1) US3197303A (fr)
ES (1) ES274865A2 (fr)
FI (1) FI40291B (fr)
GB (1) GB935353A (fr)
NO (1) NO118749B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1345641A (fr) * 1962-10-16 1963-12-13 Electro Chimie Soc D Procédé et dispositif pour la réduction des minerais de fer
DE1261527B (de) * 1962-12-07 1968-02-22 Metallgesellschaft Ag Verfahren zur Reduktion oxydischer Eisenerze
US3272616A (en) * 1963-12-30 1966-09-13 Int Nickel Co Method for recovering nickel from oxide ores
DE1224337B (de) * 1964-10-09 1966-09-08 Metallgesellschaft Ag Verfahren zur Herstellung von Eisenschwamm
US3407059A (en) * 1965-04-22 1968-10-22 Selas Corp Of America Reducing a mixture of ores and carbon
AU783929B2 (en) * 2000-03-30 2005-12-22 Midrex International B.V. Zurich Branch Method of producing metallic iron and raw material feed device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US890563A (en) * 1908-02-06 1908-06-09 George A St Clair Method of treating cooper ores.
US2593398A (en) * 1943-06-11 1952-04-22 Kalling Bo Michael Sture Method of reducing ores without melting
US2484911A (en) * 1945-04-21 1949-10-18 Seil Frances Merritt Rotary kiln
US2754197A (en) * 1952-09-26 1956-07-10 Wienert Fritz Otto Method and a rotary kiln for the manufacture of sponge iron
US3029141A (en) * 1960-03-21 1962-04-10 Canada Steel Co Process for the reduction of iron oxide

Also Published As

Publication number Publication date
US3197303A (en) 1965-07-27
NO118749B (fr) 1970-02-09
GB935353A (en) 1963-08-28
ES274865A2 (es) 1962-04-16

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