NL8620174A - Werkwijze voor de zuivering van vaste stof. - Google Patents

Werkwijze voor de zuivering van vaste stof. Download PDF

Info

Publication number
NL8620174A
NL8620174A NL8620174A NL8620174A NL8620174A NL 8620174 A NL8620174 A NL 8620174A NL 8620174 A NL8620174 A NL 8620174A NL 8620174 A NL8620174 A NL 8620174A NL 8620174 A NL8620174 A NL 8620174A
Authority
NL
Netherlands
Prior art keywords
solid
silicon
purifying agent
purified
purification
Prior art date
Application number
NL8620174A
Other languages
English (en)
Dutch (nl)
Original Assignee
Stanford Res Inst Int
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 Stanford Res Inst Int filed Critical Stanford Res Inst Int
Publication of NL8620174A publication Critical patent/NL8620174A/nl

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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/14—Refining in the solid state
    • 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
    • Y10S423/09—Reaction techniques
    • Y10S423/12—Molten media

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Silicon Compounds (AREA)
NL8620174A 1985-03-13 1986-03-07 Werkwijze voor de zuivering van vaste stof. NL8620174A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US71158485 1985-03-13
US06/711,584 US4612179A (en) 1985-03-13 1985-03-13 Process for purification of solid silicon
US8600499 1986-03-07
PCT/US1986/000499 WO1986005475A1 (en) 1985-03-13 1986-03-07 Process for purification of solid material

Publications (1)

Publication Number Publication Date
NL8620174A true NL8620174A (nl) 1987-02-02

Family

ID=24858666

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8620174A NL8620174A (nl) 1985-03-13 1986-03-07 Werkwijze voor de zuivering van vaste stof.

Country Status (8)

Country Link
US (2) US4612179A (ja)
EP (1) EP0215121B1 (ja)
JP (1) JPS62502319A (ja)
AU (1) AU590311B2 (ja)
DE (1) DE3690134T1 (ja)
GB (1) GB2179644B (ja)
NL (1) NL8620174A (ja)
WO (1) WO1986005475A1 (ja)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4612179A (en) * 1985-03-13 1986-09-16 Sri International Process for purification of solid silicon
NO165288C (no) * 1988-12-08 1991-01-23 Elkem As Silisiumpulver og fremgangsmaate for fremstilling av silisiumpulver.
US5208001A (en) * 1991-06-20 1993-05-04 Texas Instruments Incorporated Method for silicon purification
US5346563A (en) * 1991-11-25 1994-09-13 United Technologies Corporation Method for removing sulfur from superalloy articles to improve their oxidation resistance
NO174165C (no) * 1992-01-08 1994-03-23 Elkem Aluminium Fremgangsmåte ved kornforfining av aluminium samt kornforfiningslegering for utförelse av fremgangsmåten
WO1997003922A1 (fr) * 1994-01-10 1997-02-06 Showa Aluminum Corporation Procede pour produire du silicium tres pur
NO180532C (no) * 1994-09-01 1997-05-07 Elkem Materials Fremgangsmåte for fjerning av forurensninger fra smeltet silisium
CN1083396C (zh) * 1995-07-14 2002-04-24 昭和电工株式会社 高纯度硅的制造方法
JP3823160B2 (ja) * 1997-04-03 2006-09-20 野村マイクロ・サイエンス株式会社 半導体基板内部の洗浄方法
US6790419B1 (en) * 1999-06-11 2004-09-14 Honeywell Intellectual Properties Inc. Purification of gaseous inorganic halide
NO313132B1 (no) * 1999-12-08 2002-08-19 Elkem Materials Fremgangsmåte for rensing av silisium
WO2003066523A1 (fr) * 2002-02-04 2003-08-14 Sharp Kabushiki Kaisha Procede de purification du silicium, scories pour purifier le silicium et silicium purifie
US8021483B2 (en) 2002-02-20 2011-09-20 Hemlock Semiconductor Corporation Flowable chips and methods for the preparation and use of same, and apparatus for use in the methods
DE60330577D1 (de) * 2002-09-25 2010-01-28 Metalysis Ltd Reinigung von metallpartikeln durch hitzebehandlung
JP2007513048A (ja) * 2003-12-04 2007-05-24 ダウ・コーニング・コーポレイション 太陽電池グレードのケイ素を生産するための、冶金グレードのケイ素から不純物を除去する方法
NO333319B1 (no) * 2003-12-29 2013-05-06 Elkem As Silisiummateriale for fremstilling av solceller
TW200704587A (en) * 2005-06-29 2007-02-01 Sumitomo Chemical Co Method for producing silicon with high purity
WO2007112592A1 (en) * 2006-04-04 2007-10-11 6N Silicon Inc. Method for purifying silicon
WO2007120871A2 (en) * 2006-04-13 2007-10-25 Cabot Corporation Production of silicon through a closed-loop process
US7682585B2 (en) * 2006-04-25 2010-03-23 The Arizona Board Of Regents On Behalf Of The University Of Arizona Silicon refining process
US7959707B2 (en) * 2006-04-28 2011-06-14 Sri International Methods for producing consolidated materials
CN100449791C (zh) * 2006-05-26 2009-01-07 华东师范大学 化合物半导体层的制作方法及使用该半导体层的太阳能电池及其制作方法
CN101085678B (zh) * 2006-06-09 2010-11-10 贵阳宝源阳光硅业有限公司 太阳能级硅的制备方法
CN101506097B (zh) * 2006-08-31 2011-06-29 三菱麻铁里亚尔株式会社 金属硅及其制备方法
GB0623290D0 (en) * 2006-11-22 2007-01-03 Qinetiq Nanomaterials Ltd Purification method
CA2689603A1 (en) * 2007-06-08 2008-12-11 Shin-Etsu Chemical Co., Ltd. Method of solidifying metallic silicon
EP2171133B1 (en) * 2007-07-23 2015-09-02 Silicor Materials Inc. Use of acid washing to provide purified silicon crystals
US7572425B2 (en) * 2007-09-14 2009-08-11 General Electric Company System and method for producing solar grade silicon
CA2700997A1 (en) 2007-10-03 2009-04-09 6N Silicon Inc. Method for processing silicon powder to obtain silicon crystals
CN102037156B (zh) * 2008-03-05 2013-09-04 Sri国际公司 太阳能电池的基板和其生产方法
GB0818414D0 (en) * 2008-10-08 2008-11-12 Intrinsiq Materials Ltd Nanoparticle purification
EP2450311A1 (en) 2009-07-03 2012-05-09 Mitsubishi Chemical Corporation Method for producing silicon, silicon, and panel for solar cell
US8475540B2 (en) * 2009-08-12 2013-07-02 Sri International Multi-stage system for reaction and melt coalescence and separation
IT1395395B1 (it) * 2009-09-07 2012-09-14 Estelux S R L Processo di purificazione del silicio
NO331026B1 (no) 2009-09-23 2011-09-12 Elkem Solar As Fremgangsmate for fremstilling av hoyrent silisium
CN101792143B (zh) * 2010-03-24 2011-12-21 姜学昭 提纯硅的方法
DE112014005310B4 (de) 2013-11-21 2022-11-24 Kennametal Inc. Verfahren für die Aufbereitung von Wolframcarbidzusammensetzungen
CA2974415C (en) * 2015-01-30 2023-07-04 Lorenza Fugazza Process for the purification of ga-68 from eluate deriving from 68ge/68ga generators and chromatographic columns for use in said process
RU2702173C1 (ru) * 2018-12-25 2019-10-04 Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный радиотехнический университет" Способ повышения эффективности очистки кремния

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE575687A (ja) *
US1037713A (en) * 1911-06-26 1912-09-03 Carborundum Co Method of making silicon articles.
US1180968A (en) * 1912-09-18 1916-04-25 Carborundum Co Process for purifying silicon.
US1386227A (en) * 1919-09-26 1921-08-02 Electro Metallurg Co Process of refining crude electric-furnace silicon
US1518872A (en) * 1920-04-16 1924-12-09 Pacz Aladar Process of producing fluorides
GB358531A (en) * 1930-04-08 1931-10-08 Fansteel Prod Co Inc Process for removing carbon impurities from refractory rare metals, particularly tantalum
DE849904C (de) * 1949-04-15 1952-09-18 Electric Furnace Products Comp Verfahren zur Entschwefelung von Metallen und Legierungen
FR1071286A (fr) * 1952-12-09 1954-08-30 Chromium Mining & Smelting Cor Perfectionnements relatifs aux procédés de récupération des métaux
US2904427A (en) * 1955-12-21 1959-09-15 Du Pont Production of refractory metals
GB841765A (en) * 1955-12-21 1960-07-20 Du Pont Improvements in or relating to the manufacture of pure refractory metals
FR1170557A (fr) * 1957-04-02 1959-01-15 Nat D Etudes & De Rech S Aeron Perfectionnements apportés aux procédés pour l'élaboration de matériaux contenant du chrome et aux matériaux obtenus par ces procédés
GB913198A (en) * 1957-12-23 1962-12-19 Sampei Katakura A process for reducing the amount of impurities present in iron
FR1230158A (fr) * 1958-07-03 1960-09-14 Wacker Chemie Gmbh Procédé de purification du silicium
FR74172E (fr) * 1958-09-12 1960-11-07 Onera (Off Nat Aerospatiale) Perfectionnements apportés aux procédés pour l'élaboration de matériaux contenant du chrome et aux matériaux obtenus par ces procédés
FR1461308A (fr) * 1959-11-12 1966-02-25 Electrometallurgique De Montri Procédé pour l'affinage des métaux, des métalloïdes et des alliages
LU39963A1 (ja) * 1960-04-01
GB1001459A (en) * 1962-11-30 1965-08-18 Sherritt Gordon Mines Ltd Process for desulphurizing non-ferrous metal and metal alloy particles
GB1064795A (en) * 1964-06-18 1967-04-12 Bendix Corp Method of purifying metal
CA1003223A (en) * 1973-10-03 1977-01-11 John C. Terry Reduction of metallic chloride by powdered metal
US3933981A (en) * 1973-11-30 1976-01-20 Texas Instruments Incorporated Tin-lead purification of silicon
US4172883A (en) * 1978-06-23 1979-10-30 Nasa Method of purifying metallurgical grade silicon employing reduced presure atmospheric control
US4462806A (en) * 1980-04-07 1984-07-31 Phrasor Scientific, Inc. High field surface ionization process and apparatus for purifying metal and semiconductor materials
CA1147698A (en) * 1980-10-15 1983-06-07 Maher I. Boulos Purification of metallurgical grade silicon
US4388286A (en) * 1982-01-27 1983-06-14 Atlantic Richfield Company Silicon purification
US4487637A (en) * 1983-10-14 1984-12-11 Cornell Research Foundation, Inc. Purification of niobium
US4612179A (en) * 1985-03-13 1986-09-16 Sri International Process for purification of solid silicon

Also Published As

Publication number Publication date
DE3690134T1 (ja) 1987-03-12
AU590311B2 (en) 1989-11-02
AU6091886A (en) 1988-02-11
EP0215121A1 (en) 1987-03-25
GB8624297D0 (en) 1986-11-12
US4828814A (en) 1989-05-09
JPS62502319A (ja) 1987-09-10
WO1986005475A1 (en) 1986-09-25
GB2179644B (en) 1989-12-20
US4612179A (en) 1986-09-16
EP0215121B1 (en) 1991-07-03
GB2179644A (en) 1987-03-11

Similar Documents

Publication Publication Date Title
NL8620174A (nl) Werkwijze voor de zuivering van vaste stof.
TWI443237B (zh) 加工矽粉以獲得矽結晶之方法
US4900532A (en) Continuous process for refining silicon
WO2021014946A1 (ja) Ｐｇｍの回収方法
US4194904A (en) Production of purified lead and antimony oxide
AU672840B2 (en) Analytical method for nonmetallic contaminants in silicon
JP6134838B2 (ja) アルミニウムを精製するための方法およびシリコンを精製するための精製アルミニウムの使用
JP3103507B2 (ja) 不純ダイヤモンド粉末の精製法
CA2380830C (en) Recovery of elemental phosphorus from phosphorus sludge
US3148977A (en) Method of purifying uranium metal
CA1289333C (en) Process for purification of solid material
US2889196A (en) Removal of germanium values from copper-bearing materials containing same
NO171968B (no) Fremgangsmaate for fraskillelse av forurensninger fra silisium
US3892562A (en) Process for producing high purity silver
JPH0813690B2 (ja) カルコゲナイドガラス原料の精製方法
US2844462A (en) Recovery of zinc
US3104166A (en) Production and separation of molten cerium from its reducing metal chloride which is in solid form
JP2531695B2 (ja) 有価物質の回収方法
EP0387337A1 (en) Process for producing high purity magnesium
JP2007270308A (ja) アンチモン及びその精製方法
Danovitch Vacuum refining copper melts
US3148976A (en) Processing impure uranium
Shamsuddin Refining
US3737306A (en) Method for treating titanium scrap
JP2512961B2 (ja) セレン中のテルルの除去方法