DE69722454D1 - Verfahren zum feinen von silicium - Google Patents

Verfahren zum feinen von silicium

Info

Publication number
DE69722454D1
DE69722454D1 DE69722454T DE69722454T DE69722454D1 DE 69722454 D1 DE69722454 D1 DE 69722454D1 DE 69722454 T DE69722454 T DE 69722454T DE 69722454 T DE69722454 T DE 69722454T DE 69722454 D1 DE69722454 D1 DE 69722454D1
Authority
DE
Germany
Prior art keywords
finishing silicon
finishing
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.)
Expired - Fee Related
Application number
DE69722454T
Other languages
English (en)
Other versions
DE69722454T2 (de
Inventor
Jerald Smith
Stephen Johnson
Steven Oxman
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.)
Elkem Metals Co LP
Original Assignee
Elkem Metals Co LP
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 Elkem Metals Co LP filed Critical Elkem Metals Co LP
Publication of DE69722454D1 publication Critical patent/DE69722454D1/de
Application granted granted Critical
Publication of DE69722454T2 publication Critical patent/DE69722454T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/0265—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion
    • G05B13/028—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion using expert systems only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/05—Automatic, including computer, control

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Inorganic Chemistry (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Silicon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Silicon Polymers (AREA)
DE69722454T 1996-09-10 1997-08-27 Verfahren zum feinen von silicium Expired - Fee Related DE69722454T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US711599 1996-09-10
US08/711,599 US5820842A (en) 1996-09-10 1996-09-10 Silicon refining process
PCT/US1997/013704 WO1998011018A1 (en) 1996-09-10 1997-08-27 Silicon refining process

Publications (2)

Publication Number Publication Date
DE69722454D1 true DE69722454D1 (de) 2003-07-03
DE69722454T2 DE69722454T2 (de) 2004-01-08

Family

ID=24858731

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69722454T Expired - Fee Related DE69722454T2 (de) 1996-09-10 1997-08-27 Verfahren zum feinen von silicium

Country Status (12)

Country Link
US (1) US5820842A (de)
EP (1) EP0958242B1 (de)
AR (1) AR009566A1 (de)
AT (1) ATE241566T1 (de)
AU (1) AU712063B2 (de)
CA (1) CA2261891A1 (de)
DE (1) DE69722454T2 (de)
EG (1) EG21056A (de)
ES (1) ES2196362T3 (de)
NO (1) NO991109L (de)
WO (1) WO1998011018A1 (de)
ZA (1) ZA976756B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3855082B2 (ja) * 2002-10-07 2006-12-06 国立大学法人東京農工大学 多結晶シリコンの作製方法、多結晶シリコン、及び太陽電池
JP4966560B2 (ja) * 2005-03-07 2012-07-04 新日鉄マテリアルズ株式会社 高純度シリコンの製造方法
JP5140835B2 (ja) * 2005-03-07 2013-02-13 新日鉄住金マテリアルズ株式会社 高純度シリコンの製造方法
JP4741860B2 (ja) * 2005-03-07 2011-08-10 新日鉄マテリアルズ株式会社 高純度のシリコンの製造方法
GEP20115178B (en) * 2006-09-14 2011-03-10 Silicium Becancour Inc Process and apparatus for purifying low-grade silicon material
TW201033123A (en) * 2009-03-13 2010-09-16 Radiant Technology Co Ltd Method for manufacturing a silicon material with high purity
CN103097293A (zh) * 2010-03-01 2013-05-08 道康宁公司 用于精炼含铝硅的方法
CN103154288A (zh) 2010-05-20 2013-06-12 道康宁公司 制备铝-硅合金的方法和系统
CN112624122B (zh) * 2021-01-12 2022-06-14 昆明理工大学 一种真空微波精炼工业硅制备6n多晶硅的方法及装置
CN116873932A (zh) * 2023-07-28 2023-10-13 北京华威锐科化工有限公司 一种高纯片状硅生产系统及制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1037713A (en) * 1911-06-26 1912-09-03 Carborundum Co Method of making silicon articles.
US4249988A (en) * 1978-03-15 1981-02-10 Western Electric Company, Inc. Growing crystals from a melt by controlling additions of material thereto
US5021221A (en) * 1980-10-20 1991-06-04 Aero Chem Research Lab., Inc. Apparatus for producing high purity silicon from flames of sodium and silicon tetrachloride
FR2515163B1 (fr) * 1980-11-18 1986-01-03 Sofrem Procede d'elimination du calcium et de l'aluminium dans le silicium et les alliages a base de silicium
DE3403131A1 (de) * 1984-01-30 1985-08-01 Siemens AG, 1000 Berlin und 8000 München Verfahren zum reinigen von im lichtbogenofen erzeugtem silicium
US5244639A (en) * 1985-05-29 1993-09-14 Kawasaki Steel Corporation Method and apparatus for preparing high-purity metallic silicon

Also Published As

Publication number Publication date
AU712063B2 (en) 1999-10-28
ATE241566T1 (de) 2003-06-15
NO991109L (no) 1999-04-30
EP0958242B1 (de) 2003-05-28
AR009566A1 (es) 2000-04-26
CA2261891A1 (en) 1998-03-19
ES2196362T3 (es) 2003-12-16
US5820842A (en) 1998-10-13
AU4229797A (en) 1998-04-02
EG21056A (en) 2000-10-31
EP0958242A4 (de) 1999-12-08
WO1998011018A1 (en) 1998-03-19
DE69722454T2 (de) 2004-01-08
ZA976756B (en) 1999-01-29
EP0958242A1 (de) 1999-11-24
NO991109D0 (no) 1999-03-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee