IT8221759A0 - PROCEDURE FOR PRODUCING USEFUL SILICON FOR SOLAR ELEMENTS. - Google Patents

PROCEDURE FOR PRODUCING USEFUL SILICON FOR SOLAR ELEMENTS.

Info

Publication number
IT8221759A0
IT8221759A0 IT8221759A IT2175982A IT8221759A0 IT 8221759 A0 IT8221759 A0 IT 8221759A0 IT 8221759 A IT8221759 A IT 8221759A IT 2175982 A IT2175982 A IT 2175982A IT 8221759 A0 IT8221759 A0 IT 8221759A0
Authority
IT
Italy
Prior art keywords
procedure
producing useful
solar elements
useful silicon
silicon
Prior art date
Application number
IT8221759A
Other languages
Italian (it)
Other versions
IT1190862B (en
Inventor
Hubert Aulich
Karl Heinz Eisenrith
Hans Peter Urbach
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of IT8221759A0 publication Critical patent/IT8221759A0/en
Application granted granted Critical
Publication of IT1190862B publication Critical patent/IT1190862B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/005—Fibre or filament compositions obtained by leaching of a soluble phase and consolidation
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Photovoltaic Devices (AREA)
  • Processing Of Solid Wastes (AREA)
IT21759/82A 1981-06-10 1982-06-08 PROCEDURE TO PRODUCE USEFUL SILICON FOR SOLAR ELEMENTS IT1190862B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813123009 DE3123009A1 (en) 1981-06-10 1981-06-10 Process for producing silicon which can be used for solar cells

Publications (2)

Publication Number Publication Date
IT8221759A0 true IT8221759A0 (en) 1982-06-08
IT1190862B IT1190862B (en) 1988-02-24

Family

ID=6134358

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21759/82A IT1190862B (en) 1981-06-10 1982-06-08 PROCEDURE TO PRODUCE USEFUL SILICON FOR SOLAR ELEMENTS

Country Status (4)

Country Link
JP (1) JPS57209814A (en)
DE (1) DE3123009A1 (en)
FR (1) FR2507590A1 (en)
IT (1) IT1190862B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323844A1 (en) * 1983-07-01 1985-01-03 Siemens AG, 1000 Berlin und 8000 München Process for the preparation of silicon dioxide which can be used as a filler of low alpha -activity for plastics
DE3439550A1 (en) * 1984-10-29 1986-04-30 Siemens Ag Process for producing silicon for solar cells
US4798659A (en) * 1986-12-22 1989-01-17 Dow Corning Corporation Addition of calcium compounds to the carbothermic reduction of silica
US5376247A (en) * 1993-05-07 1994-12-27 Dow Corning Corporation Control of carbon balance in a silicon smelting furnace by monitoring calcium
TW200711999A (en) 2005-08-19 2007-04-01 Sumitomo Chemical Co Manufacturing method of silicon
AU2009299906A1 (en) 2008-09-30 2010-04-08 Evonik Degussa Gmbh Production of solar-grade silicon from silicon dioxide
JP5383406B2 (en) * 2009-09-25 2014-01-08 Ｊｘ日鉱日石エネルギー株式会社 Method for producing silicon for solar cell
WO2011036897A1 (en) * 2009-09-25 2011-03-31 Ｊｘ日鉱日石エネルギー株式会社 Method for manufacturing silicon tetrachloride and method for manufacturing silicon for use in a solar cell
JP5383405B2 (en) * 2009-09-25 2014-01-08 Ｊｘ日鉱日石エネルギー株式会社 Method for producing silicon tetrachloride
TW202016017A (en) * 2018-06-15 2020-05-01 奧地利商太陽能矽公司 Method for the production of elementary silicon

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2623413C2 (en) * 1976-05-25 1985-01-10 Siemens AG, 1000 Berlin und 8000 München Process for producing silicon usable for semiconductor components
IT1100218B (en) * 1978-11-09 1985-09-28 Montedison Spa SILICON PURIFICATION PROCEDURE
US4247528A (en) * 1979-04-11 1981-01-27 Dow Corning Corporation Method for producing solar-cell-grade silicon
DE2945141C2 (en) * 1979-11-08 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Process for the production of silicon which can be used for semiconductor components from quartz sand

Also Published As

Publication number Publication date
JPS57209814A (en) 1982-12-23
FR2507590A1 (en) 1982-12-17
IT1190862B (en) 1988-02-24
FR2507590B1 (en) 1984-05-04
DE3123009A1 (en) 1982-12-30

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