CA1198879A - Method for producing high purity starting material for attaining si for solar cells - Google Patents

Method for producing high purity starting material for attaining si for solar cells

Info

Publication number
CA1198879A
CA1198879A CA000426893A CA426893A CA1198879A CA 1198879 A CA1198879 A CA 1198879A CA 000426893 A CA000426893 A CA 000426893A CA 426893 A CA426893 A CA 426893A CA 1198879 A CA1198879 A CA 1198879A
Authority
CA
Canada
Prior art keywords
carbon
granulates
sio2
purified
pulverized
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000426893A
Other languages
English (en)
French (fr)
Inventor
Hubert Aulich
Karl-Heinz Eisenrith
Friedrich-Wilhelm Schulze
Hans-Peter Urbach
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
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
Application granted granted Critical
Publication of CA1198879A publication Critical patent/CA1198879A/en
Expired legal-status Critical Current

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)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Carbon And Carbon Compounds (AREA)
CA000426893A 1982-04-29 1983-04-28 Method for producing high purity starting material for attaining si for solar cells Expired CA1198879A (en)

Applications Claiming Priority (2)

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
DEP3215981.1 1982-04-29

Publications (1)

Publication Number Publication Date
CA1198879A true CA1198879A (en) 1986-01-07

Family

ID=6162270

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000426893A Expired CA1198879A (en) 1982-04-29 1983-04-28 Method for producing high purity starting material for attaining si for solar cells

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
PL203779B1 (pl) * 2002-08-29 2009-11-30 Elkem Materials Sposób wytwarzania metalu lub stopu zawierający etap redukcji rudy metalu z zastosowaniem materiału węglowego
EP1557594B1 (en) 2002-10-29 2009-01-28 Toyota Jidosha Kabushiki Kaisha Oil ring
KR101450346B1 (ko) * 2006-03-15 2014-10-14 알이에스씨 인베스트먼츠 엘엘씨 태양 전지 및 다른 용도를 위한 규소 제조 방법
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
DE102008042498A1 (de) * 2008-09-30 2010-04-01 Evonik Degussa Gmbh Verfahren zur Pyrolyse von Kohlehydraten
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
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
JPS58190809A (ja) 1983-11-07
NO161250B (no) 1989-04-17
LU84501A1 (de) 1983-02-28
NO831484L (no) 1983-10-31
DE3215981C2 (enExample) 1990-10-04
IT1164196B (it) 1987-04-08
NO161250C (no) 1989-07-26
BR8302183A (pt) 1984-04-17
DE3215981A1 (de) 1983-11-03
ZA832998B (en) 1984-01-25
US4460556A (en) 1984-07-17
IT8320804A0 (it) 1983-04-27

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Legal Events

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