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IT1394029B1 - METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT - Google Patents

METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT

Info

Publication number
IT1394029B1
IT1394029B1 ITBO2009A000301A ITBO20090301A IT1394029B1 IT 1394029 B1 IT1394029 B1 IT 1394029B1 IT BO2009A000301 A ITBO2009A000301 A IT BO2009A000301A IT BO20090301 A ITBO20090301 A IT BO20090301A IT 1394029 B1 IT1394029 B1 IT 1394029B1
Authority
IT
Italy
Prior art keywords
purification
silicon
Prior art date
Application number
ITBO2009A000301A
Other languages
Italian (it)
Inventor
Emanuele Centurioni
Daniele Iencinella
Original Assignee
Raysolar S R L
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 Raysolar S R L filed Critical Raysolar S R L
Priority to ITBO2009A000301A priority Critical patent/IT1394029B1/en
Priority to PCT/IB2010/052078 priority patent/WO2010131199A1/en
Priority to CN2010800313260A priority patent/CN102803139A/en
Publication of ITBO20090301A1 publication Critical patent/ITBO20090301A1/en
Application granted granted Critical
Publication of IT1394029B1 publication Critical patent/IT1394029B1/en

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
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02—Elements
    • C30B29/06—Silicon
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B35/00—Apparatus not otherwise provided for, specially adapted for the growth, production or after-treatment of single crystals or of a homogeneous polycrystalline material with defined structure
    • C30B35/007—Apparatus for preparing, pre-treating the source material to be used for crystal growth

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
ITBO2009A000301A 2009-05-12 2009-05-12 METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT IT1394029B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITBO2009A000301A IT1394029B1 (en) 2009-05-12 2009-05-12 METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT
PCT/IB2010/052078 WO2010131199A1 (en) 2009-05-12 2010-05-11 Method and apparatus for purifying silicon
CN2010800313260A CN102803139A (en) 2009-05-12 2010-05-11 Method and apparatus for purifying silicon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO2009A000301A IT1394029B1 (en) 2009-05-12 2009-05-12 METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT

Publications (2)

Publication Number Publication Date
ITBO20090301A1 ITBO20090301A1 (en) 2010-11-13
IT1394029B1 true IT1394029B1 (en) 2012-05-25

Family

ID=42027766

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBO2009A000301A IT1394029B1 (en) 2009-05-12 2009-05-12 METHOD FOR THE PURIFICATION OF SILICON AND APPARATUS WITH WHICH TO REALIZE IT

Country Status (3)

Country Link
CN (1) CN102803139A (en)
IT (1) IT1394029B1 (en)
WO (1) WO2010131199A1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298423A (en) * 1976-12-16 1981-11-03 Semix Incorporated Method of purifying silicon
JP3205352B2 (en) 1990-05-30 2001-09-04 川崎製鉄株式会社 Silicon purification method and apparatus
US5192091A (en) 1992-04-09 1993-03-09 Liu Kun Hei Folding toy baby cart
NO180532C (en) 1994-09-01 1997-05-07 Elkem Materials Process for removing contaminants from molten silicon
US5972107A (en) 1997-08-28 1999-10-26 Crystal Systems, Inc. Method for purifying silicon
WO2004030044A2 (en) * 2002-09-27 2004-04-08 Astropower, Inc. Methods and systems for purifying elements
UA97488C2 (en) 2006-09-14 2012-02-27 Силисиум Беканкур Инк. Process for purifying of low-purity silicon material, use of rotary drum furnace in it, melt of silicon material, off-gases and solid polycrystalline silicon produced by the process
CN101219789B (en) * 2007-09-29 2010-06-16 北京航空航天大学 High energy beam polysilicon purification device
CN101423220B (en) * 2008-11-17 2011-04-06 上海普罗新能源有限公司 Method for purifying and ingot casting multi-temperature zones silicon material and apparatus thereof

Also Published As

Publication number Publication date
WO2010131199A1 (en) 2010-11-18
CN102803139A (en) 2012-11-28
ITBO20090301A1 (en) 2010-11-13

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