NO180532C - Fremgangsmåte for fjerning av forurensninger fra smeltet silisium - Google Patents

Fremgangsmåte for fjerning av forurensninger fra smeltet silisium

Info

Publication number
NO180532C
NO180532C NO943227A NO943227A NO180532C NO 180532 C NO180532 C NO 180532C NO 943227 A NO943227 A NO 943227A NO 943227 A NO943227 A NO 943227A NO 180532 C NO180532 C NO 180532C
Authority
NO
Norway
Prior art keywords
molten silicon
slag
removing contaminants
continuously
silicon
Prior art date
Application number
NO943227A
Other languages
English (en)
Other versions
NO943227D0 (no
NO943227L (no
NO180532B (no
Inventor
Anders Schei
Original Assignee
Elkem Materials
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 Materials filed Critical Elkem Materials
Priority to NO943227A priority Critical patent/NO180532C/no
Publication of NO943227D0 publication Critical patent/NO943227D0/no
Priority to JP7189174A priority patent/JP2851257B2/ja
Priority to ZA956186A priority patent/ZA956186B/xx
Priority to BR9503835A priority patent/BR9503835A/pt
Priority to DK95306100T priority patent/DK0699625T3/da
Priority to AU30362/95A priority patent/AU682277B2/en
Priority to EP95306100A priority patent/EP0699625B1/en
Priority to AT95306100T priority patent/ATE178031T1/de
Priority to DE69508498T priority patent/DE69508498T2/de
Priority to ES95306100T priority patent/ES2130535T3/es
Priority to RU9595114671A priority patent/RU2098354C1/ru
Priority to CN95116823A priority patent/CN1042821C/zh
Priority to KR1019950028559A priority patent/KR0178071B1/ko
Priority to FI954108A priority patent/FI114092B/fi
Publication of NO943227L publication Critical patent/NO943227L/no
Publication of NO180532B publication Critical patent/NO180532B/no
Publication of NO180532C publication Critical patent/NO180532C/no
Priority to US08/852,999 priority patent/US5788945A/en
Priority to GR990401242T priority patent/GR3030154T3/el

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • 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
NO943227A 1994-09-01 1994-09-01 Fremgangsmåte for fjerning av forurensninger fra smeltet silisium NO180532C (no)

Priority Applications (16)

Application Number Priority Date Filing Date Title
NO943227A NO180532C (no) 1994-09-01 1994-09-01 Fremgangsmåte for fjerning av forurensninger fra smeltet silisium
JP7189174A JP2851257B2 (ja) 1994-09-01 1995-07-25 ケイ素の精製方法
ZA956186A ZA956186B (en) 1994-09-01 1995-07-25 Method for refining of silicon
BR9503835A BR9503835A (pt) 1994-09-01 1995-08-29 Processo para a remoção de impurezas do silicio em fusão
RU9595114671A RU2098354C1 (ru) 1994-09-01 1995-08-31 Способ удаления примесей из расплава кремния
DE69508498T DE69508498T2 (de) 1994-09-01 1995-08-31 Verfahren zur Raffination von Silicium
AU30362/95A AU682277B2 (en) 1994-09-01 1995-08-31 Refining of silicon
EP95306100A EP0699625B1 (en) 1994-09-01 1995-08-31 Method for refining silicon
AT95306100T ATE178031T1 (de) 1994-09-01 1995-08-31 Verfahren zur raffination von silicium
DK95306100T DK0699625T3 (da) 1994-09-01 1995-08-31 Fremgangsmåde til raffinering af silicium
ES95306100T ES2130535T3 (es) 1994-09-01 1995-08-31 Metodo para purificar silicio.
FI954108A FI114092B (fi) 1994-09-01 1995-09-01 Piin puhdistaminen
CN95116823A CN1042821C (zh) 1994-09-01 1995-09-01 纯化硅的方法
KR1019950028559A KR0178071B1 (ko) 1994-09-01 1995-09-01 실리콘의 정제방법
US08/852,999 US5788945A (en) 1994-09-01 1997-05-08 Method for refining of silicon
GR990401242T GR3030154T3 (en) 1994-09-01 1999-05-06 Method for refining silicon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO943227A NO180532C (no) 1994-09-01 1994-09-01 Fremgangsmåte for fjerning av forurensninger fra smeltet silisium

Publications (4)

Publication Number Publication Date
NO943227D0 NO943227D0 (no) 1994-09-01
NO943227L NO943227L (no) 1996-03-04
NO180532B NO180532B (no) 1997-01-27
NO180532C true NO180532C (no) 1997-05-07

Family

ID=19897360

Family Applications (1)

Application Number Title Priority Date Filing Date
NO943227A NO180532C (no) 1994-09-01 1994-09-01 Fremgangsmåte for fjerning av forurensninger fra smeltet silisium

Country Status (16)

Country Link
US (1) US5788945A (no)
EP (1) EP0699625B1 (no)
JP (1) JP2851257B2 (no)
KR (1) KR0178071B1 (no)
CN (1) CN1042821C (no)
AT (1) ATE178031T1 (no)
AU (1) AU682277B2 (no)
BR (1) BR9503835A (no)
DE (1) DE69508498T2 (no)
DK (1) DK0699625T3 (no)
ES (1) ES2130535T3 (no)
FI (1) FI114092B (no)
GR (1) GR3030154T3 (no)
NO (1) NO180532C (no)
RU (1) RU2098354C1 (no)
ZA (1) ZA956186B (no)

Families Citing this family (35)

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US6368403B1 (en) * 1997-08-28 2002-04-09 Crystal Systems, Inc. Method and apparatus for purifying silicon
NO316020B1 (no) * 2001-10-10 2003-12-01 Elkem Materials Anordning for kontinuerlig slaggbehandling av silisium
AU2003208106A1 (en) * 2002-02-04 2003-09-02 Sharp Kabushiki Kaisha Silicon purifying method, slag for purifying silicon, and purified silicon
NO318092B1 (no) * 2002-05-22 2005-01-31 Elkem Materials Kalsium-silikatbasert slagg, fremgangsmate for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltet silium
JP4354265B2 (ja) * 2003-12-11 2009-10-28 新日鉄マテリアルズ株式会社 シリコン精錬におけるスラグ分離方法
NO333319B1 (no) * 2003-12-29 2013-05-06 Elkem As Silisiummateriale for fremstilling av solceller
JP4766837B2 (ja) * 2004-03-03 2011-09-07 新日鉄マテリアルズ株式会社 シリコンからのホウ素除去方法
JP4632769B2 (ja) 2004-12-09 2011-02-16 シャープ株式会社 シリコンの精製方法
JP4782428B2 (ja) * 2005-01-11 2011-09-28 新日鉄マテリアルズ株式会社 シリコンの精錬方法
JP4511957B2 (ja) * 2005-01-24 2010-07-28 新日鉄マテリアルズ株式会社 シリコンの精錬方法
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
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
JP4689373B2 (ja) * 2005-07-04 2011-05-25 シャープ株式会社 シリコンの再利用方法
JP4671872B2 (ja) * 2006-01-18 2011-04-20 新日鉄マテリアルズ株式会社 シリコンの精錬方法
US7820126B2 (en) * 2006-08-18 2010-10-26 Iosil Energy Corporation Method and apparatus for improving the efficiency of purification and deposition of polycrystalline silicon
KR20090053807A (ko) * 2006-09-14 2009-05-27 실리슘 비캔커 인코포레이티드 저급 실리콘 재료를 정제하는 방법 및 그 장치
EP2212249B1 (en) * 2007-09-13 2015-01-14 Silicio Ferrosolar, S.L.U. Process for the production of medium and high purity silicon from metallurgical grade silicon
SG10201402045WA (en) * 2008-04-11 2014-10-30 Iosil Energy Corp Methods And Apparatus For Recovery Of Silicon And Silicon Carbide From Spent Wafer-Sawing Slurry
AU2009253524B2 (en) * 2008-05-27 2015-01-15 Nagarjuna Fertilizers And Chemicals Limited Halide-containing silicon, method for producing the same, and use of the same
DE102008036143A1 (de) 2008-08-01 2010-02-04 Berlinsolar Gmbh Verfahren zum Entfernen von nichtmetallischen Verunreinigungen aus metallurgischem Silicium
US8329133B2 (en) * 2008-11-03 2012-12-11 Gt Crystal Systems, Llc Method and apparatus for refining metallurgical grade silicon to produce solar grade silicon
WO2010056350A2 (en) * 2008-11-14 2010-05-20 Carnegie Mellon University Methods for casting by a float process and associated appratuses
NO330928B1 (no) * 2009-01-13 2011-08-22 Elkem Solar As Apparat og fremgangsmate for behandling av ublandbare vaesker
IT1394029B1 (it) 2009-05-12 2012-05-25 Raysolar S R L Metodo per la purificazione di silicio ed apparato con cui realizzarlo
CN101955186A (zh) * 2010-09-19 2011-01-26 江西盛丰新能源科技有限公司 一种物理除硼制备多晶硅的方法
KR101222175B1 (ko) * 2011-03-31 2013-01-14 연세대학교 산학협력단 슬래그와 실리콘의 밀도차이를 이용한 ＭＧ－Ｓｉ중 불순물의 정련 방법
CN103011169B (zh) * 2012-12-14 2014-05-07 厦门大学 一种片状硅的制备方法
NO339608B1 (no) 2013-09-09 2017-01-09 Elkem Solar As Multikrystallinske silisiumingoter, silisiummasterlegering, fremgangsmåte for å øke utbyttet av multikrystallinske silisiumingoter for solceller
CN103754882B (zh) * 2013-12-27 2015-07-08 福建兴朝阳硅材料股份有限公司 一种除硼造渣剂的提纯方法
RU2600055C1 (ru) * 2015-05-26 2016-10-20 Общество с ограниченной ответственностью "Современные химические и металлургические технологии" (ООО "СХИМТ") Способ и устройство для рафинирования технического кремния
CN105063749B (zh) * 2015-06-08 2017-07-18 朱超 一种制备高纯度多晶硅的方法
TWI640473B (zh) 2017-12-07 2018-11-11 財團法人工業技術研究院 除硼方法與除硼裝置
EP3941878B1 (de) * 2019-03-22 2022-10-19 Wacker Chemie AG Verfahren zur herstellung von technischem silicium
US20220162078A1 (en) * 2019-03-27 2022-05-26 Wacker Chemie Ag Method for producing technical silicon
WO2020221440A1 (de) * 2019-04-30 2020-11-05 Wacker Chemie Ag Verfahren zur raffination von rohsilicium-schmelzen mittels eines partikulären mediators

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IT1100218B (it) * 1978-11-09 1985-09-28 Montedison Spa Procedimento per la purificazione di silicio
US4247528A (en) * 1979-04-11 1981-01-27 Dow Corning Corporation Method for producing solar-cell-grade silicon
US4312848A (en) * 1979-05-24 1982-01-26 Aluminum Company Of America Boron removal in silicon purification
DE2945072A1 (de) * 1979-11-08 1981-06-04 Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen Verfahren zum reinigen von rohsilicium
US4388286A (en) * 1982-01-27 1983-06-14 Atlantic Richfield Company Silicon purification
FR2556333A1 (fr) * 1983-12-09 1985-06-14 Hanna Mining Co Procede pour purifier du silicium pour des applications necessitant une grande purete
US4643833A (en) * 1984-05-04 1987-02-17 Siemens Aktiengesellschaft Method for separating solid reaction products from silicon produced in an arc furnace
US4612179A (en) * 1985-03-13 1986-09-16 Sri International Process for purification of solid silicon
SE460287B (sv) * 1987-09-15 1989-09-25 Casco Nobel Ab Foerfarande foer rening av kisel fraan bor
NO901150L (no) * 1987-09-15 1990-03-12 Casco Nobel Ab Fremgangsmaate ved rensning av silicium.
JP2856839B2 (ja) * 1990-05-11 1999-02-10 川崎製鉄株式会社 シリコンの精製方法
JP2846408B2 (ja) * 1990-05-30 1999-01-13 川崎製鉄株式会社 シリコンの精製方法
JP3205352B2 (ja) * 1990-05-30 2001-09-04 川崎製鉄株式会社 シリコン精製方法及び装置
US5208001A (en) * 1991-06-20 1993-05-04 Texas Instruments Incorporated Method for silicon purification
DE4122190C2 (de) * 1991-07-04 1995-07-06 Wacker Chemie Gmbh Verfahren und Vorrichtung zum kontinuierlichen Behandeln von Silicium
CN1080264A (zh) * 1993-03-01 1994-01-05 吴旺河 工业硅清渣除钙装置及其精制方法

Also Published As

Publication number Publication date
DE69508498D1 (de) 1999-04-29
BR9503835A (pt) 1996-09-10
CN1042821C (zh) 1999-04-07
NO943227D0 (no) 1994-09-01
JPH0873209A (ja) 1996-03-19
FI954108A (fi) 1996-03-02
EP0699625B1 (en) 1999-03-24
EP0699625A1 (en) 1996-03-06
KR960012284A (ko) 1996-04-20
FI954108A0 (fi) 1995-09-01
NO943227L (no) 1996-03-04
KR0178071B1 (ko) 1999-04-15
US5788945A (en) 1998-08-04
DE69508498T2 (de) 1999-11-18
AU3036295A (en) 1996-03-14
ES2130535T3 (es) 1999-07-01
NO180532B (no) 1997-01-27
AU682277B2 (en) 1997-09-25
CN1133262A (zh) 1996-10-16
ZA956186B (en) 1997-01-27
FI114092B (fi) 2004-08-13
RU2098354C1 (ru) 1997-12-10
ATE178031T1 (de) 1999-04-15
JP2851257B2 (ja) 1999-01-27
DK0699625T3 (da) 1999-05-25
GR3030154T3 (en) 1999-08-31

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