PT79544B - Process for the production of silicon from raw material-quartz in a furnace of the electrical low shaft type - Google Patents

Process for the production of silicon from raw material-quartz in a furnace of the electrical low shaft type

Info

Publication number
PT79544B
PT79544B PT79544A PT7954484A PT79544B PT 79544 B PT79544 B PT 79544B PT 79544 A PT79544 A PT 79544A PT 7954484 A PT7954484 A PT 7954484A PT 79544 B PT79544 B PT 79544B
Authority
PT
Portugal
Prior art keywords
quartz
furnace
silicon
production
raw material
Prior art date
Application number
PT79544A
Other languages
English (en)
Other versions
PT79544A (en
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 PT79544A publication Critical patent/PT79544A/pt
Publication of PT79544B publication Critical patent/PT79544B/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)
PT79544A 1983-11-26 1984-11-23 Process for the production of silicon from raw material-quartz in a furnace of the electrical low shaft type PT79544B (en)

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 (2)

Publication Number Publication Date
PT79544A PT79544A (en) 1984-12-01
PT79544B true PT79544B (en) 1986-09-15

Family

ID=25815937

Family Applications (1)

Application Number Title Priority Date Filing Date
PT79544A PT79544B (en) 1983-11-26 1984-11-23 Process for the production of silicon from raw material-quartz in a furnace of the electrical low shaft type

Country Status (27)

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

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 (pt) * 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 (pt) 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
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 (pt) 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

Similar Documents

Publication Publication Date Title
EP0241423A3 (en) Process for the production of positive images
ZA842163B (en) Process for the production of silicon
HUT36694A (en) Process for production of chocolate preparatives consisting of fructs
GB2185013B (en) Process for the production of 3-phenyl-4-cyanopyrroles
PT79544B (en) Process for the production of silicon from raw material-quartz in a furnace of the electrical low shaft type
YU79886A (en) Process for producing silicon or ferrosilicium in low-shaft electric furnace, using raw material briquettes
HUT34962A (en) Process for the production of pyrimidine-derivatives
HUT37393A (en) Process for the production of azulene-derivatives
PH21225A (en) Process for the production of aromatic polysters
DE3562763D1 (en) A process for the production of calcium carbide and a shaft furnace for carrying out the process
HUT36076A (en) Improved process for production of 1,8-dihidroxi-10-acil-9-antrons
DE3376111D1 (en) Process for the manufacture of refractory elements
ZA849074B (en) Process for the production of silicon
DE3560312D1 (en) Process for the non-polluting production of solid silicon from finely divided silicon
HUT36492A (en) Process for the production of furnace black
HUT35625A (en) Process for production of 3,11-dimethil-2-nonakozanon
EP0164250A3 (en) Process for production of silane
DE3469523D1 (en) Process for the production of 2-cycloalkyl-4-methyl-6-hydroxypyrimidine
GB2150567B (en) Process for production of 1, 2, 4-triazolones
GB8321965D0 (en) Production of ceramic massive sheet
DE3361683D1 (en) Novel aminoglycosides and process for production thereof
DE3567653D1 (en) Process for the production of pure trixane
IL68226A0 (en) Method of manufacturing refractory magnesia-chromium product
DE3560104D1 (en) Process for the production of 2-methyl-2-alkenals from dihydropyranes
ZA863756B (en) A process for the production of silicon or ferrosilicon in an electric low shaft furnace,and raw material mouldings suitable for the process

Legal Events

Date Code Title Description
NF3A Restitutio in integrum

Effective date: 19940623

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19970331