CA1082422A - Process for the production of silicon carbide - Google Patents

Process for the production of silicon carbide

Info

Publication number
CA1082422A
CA1082422A CA251,448A CA251448A CA1082422A CA 1082422 A CA1082422 A CA 1082422A CA 251448 A CA251448 A CA 251448A CA 1082422 A CA1082422 A CA 1082422A
Authority
CA
Canada
Prior art keywords
silicon carbide
production
rectifier
electric resistance
resistance furnace
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA251,448A
Other languages
English (en)
French (fr)
Inventor
Giorgio Ferrazzini
Giovanni Nizzola
Sergio Lanini
Otto Troendle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lonza AG
Original Assignee
Lonza AG
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 Lonza AG filed Critical Lonza AG
Application granted granted Critical
Publication of CA1082422A publication Critical patent/CA1082422A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/0019—Circuit arrangements
    • H05B3/0023—Circuit arrangements for heating by passing the current directly across the material to be heated
    • 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
    • C01B32/956—Silicon carbide
    • C01B32/963—Preparation from compounds containing silicon
    • C01B32/97—Preparation from SiO or SiO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Resistance Heating (AREA)
  • Furnace Details (AREA)
  • Ceramic Products (AREA)
CA251,448A 1975-04-29 1976-04-29 Process for the production of silicon carbide Expired CA1082422A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH552575A CH595283A5 (xx) 1975-04-29 1975-04-29
CH5525/75 1975-04-29

Publications (1)

Publication Number Publication Date
CA1082422A true CA1082422A (en) 1980-07-29

Family

ID=4295077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA251,448A Expired CA1082422A (en) 1975-04-29 1976-04-29 Process for the production of silicon carbide

Country Status (11)

Country Link
BE (1) BE841291A (xx)
CA (1) CA1082422A (xx)
CH (1) CH595283A5 (xx)
DE (1) DE2617647A1 (xx)
ES (1) ES447420A1 (xx)
FR (1) FR2309469A1 (xx)
GB (1) GB1476916A (xx)
IT (1) IT1058237B (xx)
NL (1) NL182394C (xx)
NO (1) NO761442L (xx)
ZA (1) ZA762478B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0171858A3 (en) * 1984-08-14 1989-06-14 AGIP S.p.A. Method of making silicon carbide and coatings of silicon carbide on carbonaceous substrates
DE4226867C1 (de) * 1992-08-13 1993-11-25 Kempten Elektroschmelz Gmbh Durch direkte elektrische Heizung nach dem Widerstandsprinzip betriebene Ofenanlage offener Bauart

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR327189A (fr) * 1902-12-09 1903-06-16 Acheson Edward Goodrich Procédé et appareil perfectionné pour la réduction de composés par chauffage électrique
GB383540A (en) * 1931-05-11 1932-11-17 Aurele Louis Mingard A process for manufacturing hard objects of carbon silicide or like substances
US2005956A (en) * 1931-12-02 1935-06-25 Norton Co Method of making abrasive metal carbides and an apparatus therefor
FR887377A (fr) * 1941-11-26 1943-11-11 Deutsche Edelstahlwerke Ag Procédé et dispositif pour obtenir des réactions entre des oxydes métalliques oudes minerais oxydiques et du charbon

Also Published As

Publication number Publication date
NO761442L (xx) 1976-11-01
FR2309469B1 (xx) 1981-09-25
ZA762478B (en) 1977-04-27
GB1476916A (en) 1977-06-16
IT1058237B (it) 1982-04-10
DE2617647A1 (de) 1976-11-11
CH595283A5 (xx) 1978-02-15
ES447420A1 (es) 1977-07-01
NL7604277A (nl) 1976-11-02
BE841291A (fr) 1976-10-29
FR2309469A1 (fr) 1976-11-26
NL182394B (nl) 1987-10-01
NL182394C (nl) 1988-03-01

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