BR8405974A - Processo para a preparacao de silicio a partir de quartzo de materia-prima em um forno de cuba baixa eletrico - Google Patents

Processo para a preparacao de silicio a partir de quartzo de materia-prima em um forno de cuba baixa eletrico

Info

Publication number
BR8405974A
BR8405974A BR8405974A BR8405974A BR8405974A BR 8405974 A BR8405974 A BR 8405974A BR 8405974 A BR8405974 A BR 8405974A BR 8405974 A BR8405974 A BR 8405974A BR 8405974 A BR8405974 A BR 8405974A
Authority
BR
Brazil
Prior art keywords
silicon
preparation
raw material
electric low
material quartz
Prior art date
Application number
BR8405974A
Other languages
English (en)
Portuguese (pt)
Inventor
Gert Wilhelm Dr 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 BR8405974A publication Critical patent/BR8405974A/pt

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)
BR8405974A 1983-11-26 1984-11-23 Processo para a preparacao de silicio a partir de quartzo de materia-prima em um forno de cuba baixa eletrico BR8405974A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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

Publications (1)

Publication Number Publication Date
BR8405974A true BR8405974A (pt) 1985-08-06

Family

ID=25815937

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8405974A BR8405974A (pt) 1983-11-26 1984-11-23 Processo para a preparacao de silicio a partir de quartzo de materia-prima em um forno de cuba baixa eletrico

Country Status (27)

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

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 (no) * 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 (no) 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
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 (no) 1988-05-14
SE8405904D0 (sv) 1984-11-23
DK557384D0 (da) 1984-11-23
FI76056C (fi) 1988-09-09
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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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 23/11/99