CH378864A - Procédé de fabrication de silicium ou de ferrosilicium - Google Patents

Procédé de fabrication de silicium ou de ferrosilicium

Info

Publication number
CH378864A
CH378864A CH5224257A CH5224257A CH378864A CH 378864 A CH378864 A CH 378864A CH 5224257 A CH5224257 A CH 5224257A CH 5224257 A CH5224257 A CH 5224257A CH 378864 A CH378864 A CH 378864A
Authority
CH
Switzerland
Prior art keywords
ferrosilicon
silicon
manufacturing process
manufacturing
Prior art date
Application number
CH5224257A
Other languages
English (en)
Inventor
Castex Andre
Schmitt Henri
Original Assignee
Pechiney Prod Chimiques Sa
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 Pechiney Prod Chimiques Sa filed Critical Pechiney Prod Chimiques Sa
Publication of CH378864A publication Critical patent/CH378864A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/037—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/023—Preparation by reduction of silica or free silica-containing material
    • C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/06—Metal silicides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
CH5224257A 1956-11-05 1957-11-04 Procédé de fabrication de silicium ou de ferrosilicium CH378864A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR725075 1956-11-05

Publications (1)

Publication Number Publication Date
CH378864A true CH378864A (fr) 1964-06-30

Family

ID=8703933

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5224257A CH378864A (fr) 1956-11-05 1957-11-04 Procédé de fabrication de silicium ou de ferrosilicium

Country Status (3)

Country Link
CH (1) CH378864A (fr)
DE (1) DE1064486B (fr)
GB (1) GB872995A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1461308A (fr) * 1959-11-12 1966-02-25 Electrometallurgique De Montri Procédé pour l'affinage des métaux, des métalloïdes et des alliages
US3325278A (en) * 1964-05-07 1967-06-13 Union Carbide Corp Alloy purification process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE490848A (fr) * 1948-12-29
GB690243A (en) * 1950-11-21 1953-04-15 Westinghouse Brake & Signal Improvements relating to processes for the preparation of germanium rectifier crystals and rectifier crystals prepared thereby
GB749423A (en) * 1953-10-02 1956-05-23 Standard Telephones Cables Ltd Method of refining silicon
GB797374A (en) * 1954-10-08 1958-07-02 Columbian Carbon Improvements in silicon containing pigment and process for its production

Also Published As

Publication number Publication date
GB872995A (en) 1961-07-19
DE1064486B (de) 1959-09-03

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