BR112012017579A2 - processo para a descarburação de uma massa fundente de silício - Google Patents

processo para a descarburação de uma massa fundente de silício

Info

Publication number
BR112012017579A2
BR112012017579A2 BR112012017579A BR112012017579A BR112012017579A2 BR 112012017579 A2 BR112012017579 A2 BR 112012017579A2 BR 112012017579 A BR112012017579 A BR 112012017579A BR 112012017579 A BR112012017579 A BR 112012017579A BR 112012017579 A2 BR112012017579 A2 BR 112012017579A2
Authority
BR
Brazil
Prior art keywords
silicon
decarburization
flux
silicon flux
decarburizing
Prior art date
Application number
BR112012017579A
Other languages
English (en)
Inventor
Jochen Hintermayer
Original Assignee
Evonik Degussa Gmbh
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 Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of BR112012017579A2 publication Critical patent/BR112012017579A2/pt

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Photovoltaic Devices (AREA)

Abstract

processo para a descarburação de uma massa fundente de silício. a presente invenção refere-se a um novo processo para descarburação de uma fundente de silício, e ao uso da mesma para a produção de silício, de preferência silício solar ou silício semicondutor.
BR112012017579A 2010-01-21 2010-12-27 processo para a descarburação de uma massa fundente de silício BR112012017579A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010001094A DE102010001094A1 (de) 2010-01-21 2010-01-21 Verfahren zur Entkohlung einer Siliciumschmelze
PCT/EP2010/070756 WO2011088953A1 (en) 2010-01-21 2010-12-27 Process for decarburization of a silicon melt

Publications (1)

Publication Number Publication Date
BR112012017579A2 true BR112012017579A2 (pt) 2016-08-16

Family

ID=43769060

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012017579A BR112012017579A2 (pt) 2010-01-21 2010-12-27 processo para a descarburação de uma massa fundente de silício

Country Status (13)

Country Link
US (1) US20120302043A1 (pt)
EP (1) EP2526053A1 (pt)
JP (1) JP2013517212A (pt)
KR (1) KR20120127423A (pt)
CN (1) CN102712483A (pt)
AU (1) AU2010343751A1 (pt)
BR (1) BR112012017579A2 (pt)
CA (1) CA2787522A1 (pt)
DE (1) DE102010001094A1 (pt)
EA (1) EA201201017A1 (pt)
SG (1) SG182541A1 (pt)
TW (1) TW201141785A (pt)
WO (1) WO2011088953A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT517813A1 (de) * 2015-09-08 2017-04-15 Holcim Technology Ltd Verfahren und Vorrichtung zum Reduzieren der NOx-Emissionen eines Drehrohrofens

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247528A (en) 1979-04-11 1981-01-27 Dow Corning Corporation Method for producing solar-cell-grade silicon
US4457902A (en) * 1980-10-24 1984-07-03 Watson Keith R High efficiency hydrocarbon reduction of silica
DE3403131A1 (de) 1984-01-30 1985-08-01 Siemens AG, 1000 Berlin und 8000 München Verfahren zum reinigen von im lichtbogenofen erzeugtem silicium
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
JPS6379717A (ja) * 1986-09-24 1988-04-09 Kawasaki Steel Corp 金属珪素の製造方法およびその装置
JP2538044B2 (ja) 1989-04-07 1996-09-25 川崎製鉄株式会社 金属シリコン脱炭用ランスおよび脱炭方法
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
JPH04231316A (ja) 1990-12-27 1992-08-20 Kawasaki Steel Corp 金属シリコンの脱炭方法
JPH06345416A (ja) 1993-06-02 1994-12-20 Kawasaki Steel Corp 電子ビーム溶解によるシリコンの精錬方法
DE19927604A1 (de) * 1999-06-17 2000-12-21 Bayer Ag Silicium mit strukturierter Sauerstoffdotierung, dessen Herstellung und Verwendung
JP4231316B2 (ja) 2003-03-25 2009-02-25 京セラ株式会社 セラミック配線基板の製造方法
US7682585B2 (en) * 2006-04-25 2010-03-23 The Arizona Board Of Regents On Behalf Of The University Of Arizona Silicon refining process
JP2009120460A (ja) 2007-11-19 2009-06-04 Sharp Corp シリコンの精製方法

Also Published As

Publication number Publication date
EA201201017A1 (ru) 2013-02-28
EP2526053A1 (en) 2012-11-28
JP2013517212A (ja) 2013-05-16
CN102712483A (zh) 2012-10-03
AU2010343751A1 (en) 2012-07-05
DE102010001094A1 (de) 2011-07-28
TW201141785A (en) 2011-12-01
US20120302043A1 (en) 2012-11-29
CA2787522A1 (en) 2011-07-28
KR20120127423A (ko) 2012-11-21
SG182541A1 (en) 2012-08-30
WO2011088953A1 (en) 2011-07-28

Similar Documents

Publication Publication Date Title
BR112012028395A2 (pt) processo para preparar ditiina-tetracarboxi-diimidas
PH12016501192B1 (en) Tetrahydropyridopyrazines modulators of gpr6
CO6771447A2 (es) Ciclopropilaminas como inhibidores de desmetilasa 1 específica de lisina
BR112015001101A2 (pt) formas cristalinas de um inibidor de prolil hidroxilase
MX354988B (es) Formulaciones de anticuerpo y metodos.
EA201491817A1 (ru) Терапевтическое применение продуктов из косточек винограда шардоне
BR112013032524A2 (pt) uso de complexo de peroxo de molibdênio, composição, substrato, e, processo de marcação de um substrato
BR112015006037A2 (pt) métodos para tratamento de hcv
BR112013001033A2 (pt) processo de fabricação pela embalagem de injetáveis
BR112012023836A2 (pt) composto tricíclicos e inibidores de pbk contendo os mesmos
EA201170533A1 (ru) Высокодиспергируемый диоксид кремния для резин и способ его получения
IN2014DN09450A (pt)
EA201500627A1 (ru) Приготовление стабильного напитка
BR122018074319B8 (pt) Método para preparar um composto de fórmula 14
BR112015006056A2 (pt) métodos para tratar hcv
BR112012026157A2 (pt) processo para preparar ditiina-tetracarboximidas.
BR112014009760A8 (pt) análogos de ácido siálico
BR112012026411A2 (pt) processo para preparar ditiina-tetracarboxi-diiminas
BR112015006058A2 (pt) métodos para tratamento de hcv
IN2013MU01113A (pt)
IN2014DN10209A (pt)
BR112012029626A2 (pt) processo para preparar ditianona-tetracarboxi-dimidas
BR112012017579A2 (pt) processo para a descarburação de uma massa fundente de silício
PH12014501313B1 (en) Compositions, synthesis, and methods of using phenylcycloalkylmethylamine derivatives
IN2014DN07191A (pt)

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 4A E 5A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2383 DE 06-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B350 Update of information on the portal [chapter 15.35 patent gazette]