NO803159L - Fremgangsmaate ved fremstilling av silisium og ferrosilisium - Google Patents

Fremgangsmaate ved fremstilling av silisium og ferrosilisium

Info

Publication number: NO803159L
Authority: NO; Norway
Prior art keywords: ferrosilisium; silicon; procedure; manufacture
Prior art date: 1979-10-24

Application number

NO803159A

Other languages

English (en)

Other versions

NO152138B (no

Inventor

Thomas Johansson

Original Assignee

Kema Nord Ab

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.)

1979-10-24

Filing date

1980-10-23

Publication date

1981-04-27

1980-10-23 Application filed by Kema Nord Ab filed Critical Kema Nord Ab

1981-04-27 Publication of NO803159L publication Critical patent/NO803159L/no

1985-04-29 Publication of NO152138B publication Critical patent/NO152138B/no

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
- C01B33/021—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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C35/00—Master alloys for iron or steel
- C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys

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)

NO803159A 1979-10-24 1980-10-23 Fremgangsmaate ved fremstilling av silisium og ferrosilisium NO152138B (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7908821A SE421065B (sv)	1979-10-24	1979-10-24	Forfarande for framstellning av kisel eller ferrokisel

Publications (2)

Publication Number	Publication Date
NO803159L true NO803159L (no)	1981-04-27
NO152138B NO152138B (no)	1985-04-29

Family

ID=20339150

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO803159A NO152138B (no)	1979-10-24	1980-10-23	Fremgangsmaate ved fremstilling av silisium og ferrosilisium

Country Status (11)

Country	Link
US (1)	US4435209A (no)
EP (1)	EP0028208B1 (no)
JP (1)	JPS5663814A (no)
BR (1)	BR8006856A (no)
CA (1)	CA1150932A (no)
DE (1)	DE3071074D1 (no)
ES (1)	ES8107125A1 (no)
NO (1)	NO152138B (no)
PT (1)	PT71912B (no)
SE (1)	SE421065B (no)
ZA (1)	ZA806237B (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
HU187645B (en) *	1982-02-18	1986-02-28	Vasipari Kutato Fejleszto	Process for the production of complex ferro-alloys of si-base
US5069740A (en) *	1984-09-04	1991-12-03	Texas Instruments Incorporated	Production of semiconductor grade silicon spheres from metallurgical grade silicon particles
IT1176955B (it) *	1984-10-12	1987-08-26	Samin Abrasivi Spa	Procedimento di produzione di silicio metallico adatto per essere impiegato nell'industria fotovoltaica
US4798659A (en) *	1986-12-22	1989-01-17	Dow Corning Corporation	Addition of calcium compounds to the carbothermic reduction of silica
US5174982A (en) *	1990-12-12	1992-12-29	Dow Corning Corporation	Control of carbon balance in a silicon smelting furnace
NO178346C (no) *	1993-09-13	1996-03-06	Sydvaranger As	Framgangsmåte for framstilling av ferrosilisium
US20080314445A1 (en) *	2007-06-25	2008-12-25	General Electric Company	Method for the preparation of high purity silicon
US20080314446A1 (en) *	2007-06-25	2008-12-25	General Electric Company	Processes for the preparation of solar-grade silicon and photovoltaic cells
US7572425B2 (en) *	2007-09-14	2009-08-11	General Electric Company	System and method for producing solar grade silicon

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE160101C (no) *
SE220338C1 (no) *
FR1530655A (fr) *	1967-05-19	1968-06-28	Pechiney Prod Chimiques Sa	Fabrication du silicium et de ses alliages par carbothermie
US3704094A (en)	1969-11-19	1972-11-28	Union Carbide Corp	Process for the production of elemental silicon
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
JPS5133050B1 (no) *	1971-05-10	1976-09-17
NO129623B (no) *	1972-01-25	1974-05-06	Elkem Spigerverket As
SE415558B (sv)	1978-06-02	1980-10-13	Kema Nord Ab	Forfarande for framstellning av kisel eller fenokisel

1979
- 1979-10-24 SE SE7908821A patent/SE421065B/sv not_active IP Right Cessation
1980
- 1980-10-09 ZA ZA00806237A patent/ZA806237B/xx unknown
- 1980-10-10 EP EP80850148A patent/EP0028208B1/en not_active Expired
- 1980-10-10 DE DE8080850148T patent/DE3071074D1/de not_active Expired
- 1980-10-13 PT PT71912A patent/PT71912B/pt unknown
- 1980-10-23 ES ES496186A patent/ES8107125A1/es not_active Expired
- 1980-10-23 CA CA000363047A patent/CA1150932A/en not_active Expired
- 1980-10-23 JP JP14766080A patent/JPS5663814A/ja active Pending
- 1980-10-23 NO NO803159A patent/NO152138B/no unknown
- 1980-10-24 BR BR8006856A patent/BR8006856A/pt unknown
1982
- 1982-03-31 US US06/363,812 patent/US4435209A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
SE7908821L (sv)	1981-04-25
CA1150932A (en)	1983-08-02
ES496186A0 (es)	1981-09-16
JPS5663814A (en)	1981-05-30
DE3071074D1 (en)	1985-10-17
EP0028208B1 (en)	1985-09-11
NO152138B (no)	1985-04-29
BR8006856A (pt)	1981-04-28
EP0028208A1 (en)	1981-05-06
ZA806237B (en)	1981-09-30
PT71912B (en)	1981-08-31
SE421065B (sv)	1981-11-23
ES8107125A1 (es)	1981-09-16
US4435209A (en)	1984-03-06
PT71912A (en)	1980-11-01

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