DE3761481D1 - Siliciumkarbid als ausgangsmaterial fuer die erzeugung von silicium. - Google Patents

Siliciumkarbid als ausgangsmaterial fuer die erzeugung von silicium.

Info

Publication number
DE3761481D1
DE3761481D1 DE8787105962T DE3761481T DE3761481D1 DE 3761481 D1 DE3761481 D1 DE 3761481D1 DE 8787105962 T DE8787105962 T DE 8787105962T DE 3761481 T DE3761481 T DE 3761481T DE 3761481 D1 DE3761481 D1 DE 3761481D1
Authority
DE
Germany
Prior art keywords
silicum
production
starting material
silicon carbide
carbide
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
DE8787105962T
Other languages
English (en)
Inventor
Vishu Dutt Dosaj
Alvin William Rauchholz
Martin David Young Marti Young
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.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Application granted granted Critical
Publication of DE3761481D1 publication Critical patent/DE3761481D1/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
    • C01B33/021—Preparation
    • C01B33/023—Preparation by reduction of silica or free silica-containing material
    • C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
DE8787105962T 1986-04-29 1987-04-23 Siliciumkarbid als ausgangsmaterial fuer die erzeugung von silicium. Expired - Fee Related DE3761481D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85720786A 1986-04-29 1986-04-29

Publications (1)

Publication Number Publication Date
DE3761481D1 true DE3761481D1 (de) 1990-03-01

Family

ID=25325452

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787105962T Expired - Fee Related DE3761481D1 (de) 1986-04-29 1987-04-23 Siliciumkarbid als ausgangsmaterial fuer die erzeugung von silicium.

Country Status (4)

Country Link
EP (1) EP0243880B1 (de)
JP (1) JPH0729766B2 (de)
CA (1) CA1321706C (de)
DE (1) DE3761481D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4897852A (en) * 1988-08-31 1990-01-30 Dow Corning Corporation Silicon smelting process
EP1991500A2 (de) * 2006-02-20 2008-11-19 Hyattville Company Ltd. Herstellung von silicium mit solar- und elektronikqualität aus aluminosilikathaltigem material
JP5131634B2 (ja) * 2007-09-28 2013-01-30 東京電力株式会社 光ファイバー心線のリサイクル方法
DE102008041334A1 (de) * 2008-08-19 2010-02-25 Evonik Degussa Gmbh Herstellung von Silizium durch Umsetzung von Siliziumoxid und Siliziumcarbid gegebenenfalls in Gegenwart einer zweiten Kohlenstoffquelle
JPWO2011055650A1 (ja) 2009-11-06 2013-03-28 三菱化学株式会社 シリコンの製造方法及び製造装置
EP2546195A1 (de) * 2010-03-11 2013-01-16 Mitsubishi Chemical Corporation Verfahren zur gewinnung von silicium und verfahren zur herstellung von silicium
JP5692216B2 (ja) 2010-03-11 2015-04-01 三菱化学株式会社 シリコンの製造方法および治具
JP2011219286A (ja) * 2010-04-06 2011-11-04 Koji Tomita シリコン及び炭化珪素の製造方法及び製造装置
WO2012109459A1 (en) * 2011-02-09 2012-08-16 Hariharan Alleppey V Recovery of silicon value from kerf silicon waste
EP2530050A1 (de) * 2011-06-03 2012-12-05 Evonik Solar Norge AS Anfangsmaterialien zur Herstellung eines Solargrad-Siliciumbestands
WO2012163534A1 (en) * 2011-06-03 2012-12-06 Evonik Solar Norge As Starting materials for production of solar grade silicon feedstock
EP3565782A1 (de) * 2017-01-05 2019-11-13 Plassein Technologies Ltd. LLC Raffinierungsverfahren zur herstellung von solarsilicium, siliciumcarbid, hochreinem graphit und hohlen siliciumdioxidmikrokügelchen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1310789A (fr) * 1960-11-22 1962-11-30 Union Carbide Corp Production de silicium métallique
US3215522A (en) * 1960-11-22 1965-11-02 Union Carbide Corp Silicon metal production
JPS4937686A (de) * 1972-08-08 1974-04-08
IT1176955B (it) * 1984-10-12 1987-08-26 Samin Abrasivi Spa Procedimento di produzione di silicio metallico adatto per essere impiegato nell'industria fotovoltaica
JPS61275124A (ja) * 1985-05-29 1986-12-05 Kawasaki Steel Corp 金属珪素の製造方法ならびにその装置

Also Published As

Publication number Publication date
EP0243880A1 (de) 1987-11-04
JPH0729766B2 (ja) 1995-04-05
JPS62260711A (ja) 1987-11-13
EP0243880B1 (de) 1990-01-24
CA1321706C (en) 1993-08-31

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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