FI76056C - Förfarande för framställning av silicium ur råämneskvarts i en elektri sk lågschaktugn - Google Patents

Förfarande för framställning av silicium ur råämneskvarts i en elektri sk lågschaktugn Download PDF

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Publication number
FI76056C
FI76056C FI844617A FI844617A FI76056C FI 76056 C FI76056 C FI 76056C FI 844617 A FI844617 A FI 844617A FI 844617 A FI844617 A FI 844617A FI 76056 C FI76056 C FI 76056C
Authority
FI
Finland
Prior art keywords
reducing agent
briquettes
raw material
sic
electric furnace
Prior art date
Application number
FI844617A
Other languages
English (en)
Finnish (fi)
Other versions
FI844617L (fi
FI76056B (fi
FI844617A0 (fi
Inventor
Gert-Wilhelm Lask
Original Assignee
Int Minerals & Chem Corp
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 Int Minerals & Chem Corp filed Critical Int Minerals & Chem Corp
Publication of FI844617A0 publication Critical patent/FI844617A0/fi
Publication of FI844617L publication Critical patent/FI844617L/fi
Publication of FI76056B publication Critical patent/FI76056B/fi
Application granted granted Critical
Publication of FI76056C publication Critical patent/FI76056C/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Silicon Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FI844617A 1983-11-26 1984-11-23 Förfarande för framställning av silicium ur råämneskvarts i en elektri sk lågschaktugn FI76056C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3342890 1983-11-26
DE3342890 1983-11-26
DE19843411731 DE3411731A1 (de) 1983-11-26 1984-03-30 Verfahren zur herstellung von silicium aus rohstoff-quarz in einem elektroniederschachtofen sowie verfahren zur reduktion von oxidischen rohstoffen
DE3411731 1984-03-30

Publications (4)

Publication Number Publication Date
FI844617A0 FI844617A0 (fi) 1984-11-23
FI844617L FI844617L (fi) 1985-05-27
FI76056B FI76056B (fi) 1988-05-31
FI76056C true FI76056C (sv) 1988-09-09

Family

ID=25815937

Family Applications (1)

Application Number Title Priority Date Filing Date
FI844617A FI76056C (sv) 1983-11-26 1984-11-23 Förfarande för framställning av silicium ur råämneskvarts i en elektri sk lågschaktugn

Country Status (27)

Country Link
AT (1) AT396460B (sv)
AU (1) AU568166B2 (sv)
BE (1) BE901114A (sv)
BR (1) BR8405974A (sv)
CA (1) CA1217032A (sv)
CH (1) CH663610A5 (sv)
DD (1) DD229102A5 (sv)
DE (1) DE3411731A1 (sv)
DK (1) DK168003B1 (sv)
ES (1) ES537973A0 (sv)
FI (1) FI76056C (sv)
FR (1) FR2555565B1 (sv)
GB (1) GB2150128B (sv)
IE (1) IE57642B1 (sv)
IN (1) IN162374B (sv)
IT (1) IT1177279B (sv)
LU (1) LU85649A1 (sv)
MX (1) MX162694A (sv)
MY (1) MY100749A (sv)
NL (1) NL8403572A (sv)
NO (1) NO163004B (sv)
PH (1) PH22408A (sv)
PL (1) PL148125B1 (sv)
PT (1) PT79544B (sv)
SE (1) SE461647B (sv)
YU (1) YU43676B (sv)
ZW (1) ZW19184A1 (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3356169A (en) * 1966-04-01 1967-12-05 Emery Co A H Batch weigher with respective dials for successive loads and total weight
DE3541125A1 (de) * 1985-05-21 1986-11-27 International Minerals & Chemical Corp., Northbrook, Ill. Verfahren zur herstellung von silicium oder ferrosilicium in einem elektronierderschachtofen und fuer das verfahren geeignete rohstoff-formlinge
US4981668A (en) * 1986-04-29 1991-01-01 Dow Corning Corporation Silicon carbide as a raw material for silicon production
DE3724541A1 (de) * 1987-07-24 1989-02-02 Applied Ind Materials Verfahren und anlage zur herstellung von rohstoff-briketts fuer die erzeugung von silicium oder von siliciumcarbid oder von ferrosilicium
SE461037B (sv) * 1987-10-09 1989-12-18 Skf Plasma Tech Saett att av kol och kiseldioxid kontinuerligt framstaella flytande kisel i en reaktor
US4897852A (en) * 1988-08-31 1990-01-30 Dow Corning Corporation Silicon smelting process
US4997474A (en) * 1988-08-31 1991-03-05 Dow Corning Corporation Silicon smelting process
US4898712A (en) * 1989-03-20 1990-02-06 Dow Corning Corporation Two-stage ferrosilicon smelting process
DE3923446C1 (sv) * 1989-07-15 1990-07-26 Applied Industrial Materials Corp. Aimcor, Deerfield, Ill., Us
EP2331462A2 (de) * 2008-09-30 2011-06-15 Evonik Degussa GmbH Herstellung von solar-silicium aus siliciumdioxid
WO2012163534A1 (en) * 2011-06-03 2012-12-06 Evonik Solar Norge As Starting materials for production of solar grade silicon feedstock
EP2530050A1 (en) * 2011-06-03 2012-12-05 Evonik Solar Norge AS Starting materials for production of solar grade silicon feedstock

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1530655A (fr) * 1967-05-19 1968-06-28 Pechiney Prod Chimiques Sa Fabrication du silicium et de ses alliages par carbothermie
DE1915905C3 (de) * 1969-03-28 1974-07-11 Eschweiler Bergwerks-Verein, 5122 Kohlscheid Verfahren zum Herstellen von Heißbriketts
BE759122A (fr) * 1969-11-19 1971-05-18 Union Carbide Corp Procede et charge de production de silicium au four a arc electrique par reduction carbothermique de silice
GB2008559A (en) * 1977-09-09 1979-06-06 Goldblatt N Z Production of silicon
DE3009808C2 (de) * 1980-03-14 1982-02-18 Coc-Luxembourg S.A., Luxembourg Verfahren zur Herstellung von silicium- und kohlenstoffhaltigen Rohstoff-Formlingen und Verwendung der Rohstoff-Formlinge
DE3032720C2 (de) * 1980-08-30 1982-12-16 International Minerals & Chemical Luxembourg S.A., 2010 Luxembourg Verfahren zur Herstellung von Silicium aus Quarz und Kohlenstoff im Elektroofen

Also Published As

Publication number Publication date
YU198784A (en) 1987-12-31
YU43676B (en) 1989-10-31
NL8403572A (nl) 1985-06-17
IT1177279B (it) 1987-08-26
AU568166B2 (en) 1987-12-17
NO844668L (no) 1985-05-28
ES8600702A1 (es) 1985-11-01
FI844617L (fi) 1985-05-27
SE461647B (sv) 1990-03-12
DE3411731C2 (sv) 1987-07-09
ES537973A0 (es) 1985-11-01
IT8423680A0 (it) 1984-11-21
IE843012L (en) 1985-05-26
BE901114A (fr) 1985-03-15
ATA373684A (de) 1993-01-15
PH22408A (en) 1988-08-26
BR8405974A (pt) 1985-08-06
CA1217032A (en) 1987-01-27
PT79544B (en) 1986-09-15
GB2150128B (en) 1987-07-29
ZW19184A1 (en) 1985-05-08
DK557384A (da) 1985-05-27
MX162694A (es) 1991-06-17
FI76056B (fi) 1988-05-31
IT8423680A1 (it) 1986-05-21
DD229102A5 (de) 1985-10-30
IE57642B1 (en) 1993-02-10
PL148125B1 (en) 1989-09-30
PT79544A (en) 1984-12-01
AU3586984A (en) 1985-05-30
IN162374B (sv) 1988-05-14
SE8405904D0 (sv) 1984-11-23
DK557384D0 (da) 1984-11-23
FR2555565B1 (fr) 1986-12-26
FR2555565A1 (fr) 1985-05-31
NO163004B (no) 1989-12-11
MY100749A (en) 1991-02-14
PL250592A1 (en) 1985-07-30
DK168003B1 (da) 1994-01-17
DE3411731A1 (de) 1985-11-07
CH663610A5 (de) 1987-12-31
GB2150128A (en) 1985-06-26
SE8405904L (sv) 1985-05-27
AT396460B (de) 1993-09-27
GB8428898D0 (en) 1984-12-27
FI844617A0 (fi) 1984-11-23
LU85649A1 (de) 1985-06-04

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MM Patent lapsed
MM Patent lapsed

Owner name: APPLIED INDUSTRIAL MATERIALS CORPORATION