EG21056A - Method for refining molten silicon - Google Patents

Method for refining molten silicon

Info

Publication number
EG21056A
EG21056A EG91497A EG91497A EG21056A EG 21056 A EG21056 A EG 21056A EG 91497 A EG91497 A EG 91497A EG 91497 A EG91497 A EG 91497A EG 21056 A EG21056 A EG 21056A
Authority
EG
Egypt
Prior art keywords
molten silicon
refining molten
refining
silicon
molten
Prior art date
Application number
EG91497A
Other languages
English (en)
Inventor
Gerald A Smith
Steven W Johnson
Original Assignee
Elkem Metals Company 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 Company Lp filed Critical Elkem Metals Company Lp
Application granted granted Critical
Publication of EG21056A publication Critical patent/EG21056A/xx

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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Silicon Polymers (AREA)
  • Manufacture And Refinement Of Metals (AREA)
EG91497A 1996-09-10 1997-09-09 Method for refining molten silicon EG21056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/711,599 US5820842A (en) 1996-09-10 1996-09-10 Silicon refining process

Publications (1)

Publication Number Publication Date
EG21056A true EG21056A (en) 2000-10-31

Family

ID=24858731

Family Applications (1)

Application Number Title Priority Date Filing Date
EG91497A EG21056A (en) 1996-09-10 1997-09-09 Method for refining molten silicon

Country Status (12)

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

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
BRPI0716934A2 (pt) * 2006-09-14 2013-09-17 Silicium Becancour Inc processo e aparelho para a purificaÇço de material de sÍlica de baixa qualidade
TW201033123A (en) * 2009-03-13 2010-09-16 Radiant Technology Co Ltd Method for manufacturing a silicon material with high purity
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
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
WO1998011018A1 (en) 1998-03-19
AU4229797A (en) 1998-04-02
ES2196362T3 (es) 2003-12-16
ZA976756B (en) 1999-01-29
NO991109L (no) 1999-04-30
NO991109D0 (no) 1999-03-08
AU712063B2 (en) 1999-10-28
EP0958242B1 (en) 2003-05-28
DE69722454D1 (de) 2003-07-03
AR009566A1 (es) 2000-04-26
EP0958242A4 (xx) 1999-12-08
CA2261891A1 (en) 1998-03-19
US5820842A (en) 1998-10-13
ATE241566T1 (de) 2003-06-15
DE69722454T2 (de) 2004-01-08
EP0958242A1 (en) 1999-11-24

Similar Documents

Publication Publication Date Title
HUP0004651A3 (en) Method for cracking off glassware
EP1018549A4 (en) DNA ISOLATION TECHNIQUE
IL116135A0 (en) Method of detecting genetic polymorphisms
SG47160A1 (en) Method for preparing molten silicon melt from polycrystalline silicon charge
EP1026223A4 (en) PROCESS FOR PRODUCING METALLURGICAL COKE
SG76498A1 (en) Method for preparing molten silicon melt from polycrystalline silicon charge
ZA9811644B (en) Method and equipment for refining silicon
EP0752478A4 (en) METAL FINE METHOD
EG21056A (en) Method for refining molten silicon
EP0725151A4 (en) METHOD AND DEVICE FOR FINE METAL MELTING
EP0743151A3 (en) Melter
EP1009403A4 (en) METHOD FOR TREATING SCHIZOPHRENIA
HUP0001892A3 (en) Method for desulfurizing off-gases
HUT73647A (en) Process for refining cycclodextrin
GB2280266B (en) Method for examining nucleotide polymorphisms
GB2314154B (en) Method and arrangement for refining chocolate mass
PL324210A1 (en) Refractory cutting method
AU8221198A (en) Method for treating molten lead with calcium
HUP0002522A3 (en) Process for making benzisothiazolin-3-ones
EP1026266A4 (en) PROCESS FOR EASY PANEL REFINING
GB2318081B (en) Casting process
IL130092A0 (en) Method for producing 2-chloro-5-aminomethylthiazole from 2-chloro-5-methylthiazole via 2-chloro-5-chloromethylthiazole
AP9701121A0 (en) Method for prearing streptogramines
GB9817017D0 (en) Method for making safety glass
GB9610458D0 (en) Molten metal filtration apparatus