BR8302183A - Processo para a preparacao de materiais de partida altamente puros para o apresto de silicio para celulas solares pelo processo de reducao carbotermica - Google Patents

Processo para a preparacao de materiais de partida altamente puros para o apresto de silicio para celulas solares pelo processo de reducao carbotermica

Info

Publication number
BR8302183A
BR8302183A BR8302183A BR8302183A BR8302183A BR 8302183 A BR8302183 A BR 8302183A BR 8302183 A BR8302183 A BR 8302183A BR 8302183 A BR8302183 A BR 8302183A BR 8302183 A BR8302183 A BR 8302183A
Authority
BR
Brazil
Prior art keywords
silicon
preparation
processing
starting materials
solar cells
Prior art date
Application number
BR8302183A
Other languages
English (en)
Portuguese (pt)
Inventor
Hubert Aulich
Karl-Heinz Eisenrith
Friedrich-W-Wilhelm Schulze
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 BR8302183A publication Critical patent/BR8302183A/pt

Links

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
BR8302183A 1982-04-29 1983-04-28 Processo para a preparacao de materiais de partida altamente puros para o apresto de silicio para celulas solares pelo processo de reducao carbotermica BR8302183A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823215981 DE3215981A1 (de) 1982-04-29 1982-04-29 Verfahren zum herstellen hochreiner ausgangsmaterialien fuer die fertigung von silizium fuer solarzellen nach dem carbothermischen reduktionsverfahren

Publications (1)

Publication Number Publication Date
BR8302183A true BR8302183A (pt) 1984-04-17

Family

ID=6162270

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8302183A BR8302183A (pt) 1982-04-29 1983-04-28 Processo para a preparacao de materiais de partida altamente puros para o apresto de silicio para celulas solares pelo processo de reducao carbotermica

Country Status (9)

Country Link
US (1) US4460556A (enExample)
JP (1) JPS58190809A (enExample)
BR (1) BR8302183A (enExample)
CA (1) CA1198879A (enExample)
DE (1) DE3215981A1 (enExample)
IT (1) IT1164196B (enExample)
LU (1) LU84501A1 (enExample)
NO (1) NO161250C (enExample)
ZA (1) ZA832998B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3439550A1 (de) * 1984-10-29 1986-04-30 Siemens Ag Verfahren zum herstellen von silizium fuer solarzellen
DE3732073A1 (de) * 1987-09-23 1989-04-06 Siemens Ag Hochreine innenauskleidung fuer einen elektroniederschachtofen
FR2827592B1 (fr) * 2001-07-23 2003-08-22 Invensil Silicium metallurgique de haute purete et procede d'elaboration
EP1546419B1 (en) * 2002-08-29 2007-05-30 Elkem AS Production of metals and alloys using solid carbon produced from carbon-containing gas
DE60326055D1 (de) 2002-10-29 2009-03-19 Toyota Motor Co Ltd Ölring
US7922989B2 (en) * 2006-03-15 2011-04-12 Amendola Steven C Method for making silicon for solar cells and other applications
US20080314446A1 (en) * 2007-06-25 2008-12-25 General Electric Company Processes for the preparation of solar-grade silicon and photovoltaic cells
US20080314445A1 (en) * 2007-06-25 2008-12-25 General Electric Company Method for the preparation of high purity silicon
ITMI20081085A1 (it) * 2008-06-16 2009-12-17 N E D Silicon S P A Metodo per la preparazione di silicio di grado metallurgico di elevata purezza.
WO2010017364A2 (en) * 2008-08-06 2010-02-11 Mayaterials, Inc. Low cost routes to high purity silicon and derivatives thereof
JP2012504100A (ja) 2008-09-30 2012-02-16 エボニック デグサ ゲーエムベーハー 二酸化珪素からのソーラーグレードシリコンの製造
DE102008042498A1 (de) * 2008-09-30 2010-04-01 Evonik Degussa Gmbh Verfahren zur Pyrolyse von Kohlehydraten
EP2322474A1 (de) 2009-11-16 2011-05-18 Evonik Degussa GmbH Verfahren zur Pyrolyse von Kohlehydraten
CN106672976A (zh) * 2017-02-16 2017-05-17 石兵兵 一种低硼多晶硅及其制备方法
CN108147414B (zh) * 2017-12-26 2020-12-01 宁夏大学 一种纳米级硅颗粒的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE538783C (de) * 1927-04-30 1931-11-16 Daniel Gardner Herstellung von Kohlenstoff von hoher Reinheit
DE553235C (de) * 1929-11-08 1932-06-23 Carbonfix Sarl Soc Herstellung reiner, praktisch aschefreier Kohle
DE1946458A1 (de) * 1968-09-17 1970-04-23 Minerais Sa Des Verfahren zur Verkokung von Pech und zur Erzeugung von stueckigem Kohlenstoff grosser analytischer Reinheit
US4083940A (en) * 1976-02-23 1978-04-11 Aluminum Company Of America Coal purification and electrode formation
US4247528A (en) * 1979-04-11 1981-01-27 Dow Corning Corporation Method for producing solar-cell-grade silicon
DE2945141C2 (de) * 1979-11-08 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Herstellen von für Halbleiterbauelemente verwendbarem Silizium aus Quarzsand

Also Published As

Publication number Publication date
ZA832998B (en) 1984-01-25
IT8320804A0 (it) 1983-04-27
US4460556A (en) 1984-07-17
DE3215981A1 (de) 1983-11-03
JPS58190809A (ja) 1983-11-07
NO161250C (no) 1989-07-26
CA1198879A (en) 1986-01-07
DE3215981C2 (enExample) 1990-10-04
IT1164196B (it) 1987-04-08
NO831484L (no) 1983-10-31
NO161250B (no) 1989-04-17
LU84501A1 (de) 1983-02-28

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: C01B 33/025 (2006.01)