AU2001285142A1 - Method and apparatus for purifying silicon - Google Patents

Method and apparatus for purifying silicon

Info

Publication number
AU2001285142A1
AU2001285142A1 AU2001285142A AU8514201A AU2001285142A1 AU 2001285142 A1 AU2001285142 A1 AU 2001285142A1 AU 2001285142 A AU2001285142 A AU 2001285142A AU 8514201 A AU8514201 A AU 8514201A AU 2001285142 A1 AU2001285142 A1 AU 2001285142A1
Authority
AU
Australia
Prior art keywords
purifying silicon
purifying
silicon
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.)
Abandoned
Application number
AU2001285142A
Inventor
Allen M. Barnett
Roger F. Clark
Robert B. Hall
Michael G. Mauk
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.)
Astropower Inc
Original Assignee
Astropower Inc
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 Astropower Inc filed Critical Astropower Inc
Publication of AU2001285142A1 publication Critical patent/AU2001285142A1/en
Abandoned 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
    • C01B33/037—Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
AU2001285142A 2000-08-21 2001-08-21 Method and apparatus for purifying silicon Abandoned AU2001285142A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22666500P 2000-08-21 2000-08-21
US60226665 2000-08-21
PCT/US2001/026092 WO2002016265A1 (en) 2000-08-21 2001-08-21 Method and apparatus for purifying silicon

Publications (1)

Publication Number Publication Date
AU2001285142A1 true AU2001285142A1 (en) 2002-03-04

Family

ID=22849872

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001285142A Abandoned AU2001285142A1 (en) 2000-08-21 2001-08-21 Method and apparatus for purifying silicon

Country Status (3)

Country Link
US (1) US6632413B2 (en)
AU (1) AU2001285142A1 (en)
WO (1) WO2002016265A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6730580B2 (en) * 2001-07-03 2004-05-04 Taiwan Semiconductor Manufacturing Co., Ltd. Silicon substrate wafer fabrication method employing halogen gettering material and/or plasma annealing
FR2827592B1 (en) * 2001-07-23 2003-08-22 Invensil HIGH PURITY METALLURGICAL SILICON AND PROCESS FOR PRODUCING THE SAME
AU2003277041A1 (en) * 2002-09-27 2004-04-19 Astropower, Inc. Methods and systems for purifying elements
NO333319B1 (en) * 2003-12-29 2013-05-06 Elkem As Silicon material for the production of solar cells
JP4689373B2 (en) * 2005-07-04 2011-05-25 シャープ株式会社 How to reuse silicon
US7572334B2 (en) * 2006-01-03 2009-08-11 Applied Materials, Inc. Apparatus for fabricating large-surface area polycrystalline silicon sheets for solar cell application
TWI429794B (en) * 2006-04-04 2014-03-11 Silicor Materials Inc Method for purifying silicon
US7682585B2 (en) 2006-04-25 2010-03-23 The Arizona Board Of Regents On Behalf Of The University Of Arizona Silicon refining process
KR20090053807A (en) * 2006-09-14 2009-05-27 실리슘 비캔커 인코포레이티드 Process and apparatus for purifying low-grade silicon material
WO2008034576A1 (en) * 2006-09-22 2008-03-27 Umicore PRODUCTION OF Si BY REDUCTION OF SiCL4 WITH LIQUID Zn, AND PURIFICATION PROCESS
EP1903005A1 (en) * 2006-09-22 2008-03-26 Umicore Production of Si by reduction of SiCI4 with liquid Zn, and purification process
US8480991B2 (en) 2007-07-23 2013-07-09 Silicor Materials Inc. Use of acid washing to provide purified silicon crystals
JP5311930B2 (en) * 2007-08-29 2013-10-09 住友化学株式会社 Method for producing silicon
EP2198077B1 (en) 2007-10-03 2017-05-17 Silicor Materials Inc. Method for processing silicon powder to obtain silicon crystals
ITMI20081085A1 (en) * 2008-06-16 2009-12-17 N E D Silicon S P A METHOD FOR THE PREPARATION OF SILICON OF HIGH-PURITY METALLURGICAL GRADE.
US8562932B2 (en) 2009-08-21 2013-10-22 Silicor Materials Inc. Method of purifying silicon utilizing cascading process
EP2542503A1 (en) * 2010-03-01 2013-01-09 Dow Corning Corporation Method for refining aluminum-containing silicon
US8900341B2 (en) 2010-05-20 2014-12-02 Dow Corning Corporation Method and system for producing an aluminum—silicon alloy

Family Cites Families (15)

* 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
FR2430917A1 (en) * 1978-07-11 1980-02-08 Comp Generale Electricite PROCESS AND DEVICE FOR PRODUCING POLYCRYSTALLINE SILICON
FR2515163B1 (en) 1980-11-18 1986-01-03 Sofrem PROCESS FOR REMOVAL OF CALCIUM AND ALUMINUM IN SILICON AND SILICON-BASED ALLOYS
DE3504723A1 (en) 1985-02-12 1986-08-14 Siemens AG, 1000 Berlin und 8000 München Process for purifying silicon
JP3205352B2 (en) 1990-05-30 2001-09-04 川崎製鉄株式会社 Silicon purification method and apparatus
JP3000109B2 (en) 1990-09-20 2000-01-17 株式会社住友シチックス尼崎 Manufacturing method of high purity silicon ingot
JPH04193706A (en) * 1990-11-28 1992-07-13 Kawasaki Steel Corp Refining method for silicon
US5976247A (en) 1995-06-14 1999-11-02 Memc Electronic Materials, Inc. Surface-treated crucibles for improved zero dislocation performance
US5980629A (en) 1995-06-14 1999-11-09 Memc Electronic Materials, Inc. Methods for improving zero dislocation yield of single crystals
BR9611816A (en) 1996-10-14 1999-07-13 Kawasaki Steel Co Process and apparatus for making polycrystalline silicon and process for making silicon wafers for solar batteries
NO980278L (en) 1997-01-22 1998-07-23 Kawasaki Steel Co Method and apparatus for removing boron from metallurgical grade silicon
CA2232777C (en) 1997-03-24 2001-05-15 Hiroyuki Baba Method for producing silicon for use in solar cells
US5972107A (en) 1997-08-28 1999-10-26 Crystal Systems, Inc. Method for purifying silicon
DE19927604A1 (en) 1999-06-17 2000-12-21 Bayer Ag Silicon with structured oxygen doping, its production and use
JP4264166B2 (en) * 1999-08-20 2009-05-13 昭和電工株式会社 Method for purifying silicon

Also Published As

Publication number Publication date
WO2002016265A1 (en) 2002-02-28
US6632413B2 (en) 2003-10-14
US20020021996A1 (en) 2002-02-21

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