BR112014032596A2 - método para purificar fluoreto de cálcio - Google Patents

método para purificar fluoreto de cálcio

Info

Publication number
BR112014032596A2
BR112014032596A2 BR112014032596A BR112014032596A BR112014032596A2 BR 112014032596 A2 BR112014032596 A2 BR 112014032596A2 BR 112014032596 A BR112014032596 A BR 112014032596A BR 112014032596 A BR112014032596 A BR 112014032596A BR 112014032596 A2 BR112014032596 A2 BR 112014032596A2
Authority
BR
Brazil
Prior art keywords
calcium fluoride
purifying calcium
purifying
fluoride
calcium
Prior art date
Application number
BR112014032596A
Other languages
English (en)
Inventor
Alain Turenne
Original Assignee
Silicor Mat Inc
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 Silicor Mat Inc filed Critical Silicor Mat Inc
Publication of BR112014032596A2 publication Critical patent/BR112014032596A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/20—Halides
    • C01F11/22—Fluorides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
BR112014032596A 2012-06-25 2013-06-25 método para purificar fluoreto de cálcio BR112014032596A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261663877P 2012-06-25 2012-06-25
PCT/US2013/047519 WO2014004445A1 (en) 2012-06-25 2013-06-25 Method of purifying calcium fluoride

Publications (1)

Publication Number Publication Date
BR112014032596A2 true BR112014032596A2 (pt) 2017-06-27

Family

ID=48794193

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014032596A BR112014032596A2 (pt) 2012-06-25 2013-06-25 método para purificar fluoreto de cálcio

Country Status (8)

Country Link
US (1) US20150191362A1 (pt)
EP (1) EP2864254A1 (pt)
JP (1) JP5856715B2 (pt)
KR (1) KR101689487B1 (pt)
CN (1) CN104470854A (pt)
BR (1) BR112014032596A2 (pt)
TW (1) TWI490168B (pt)
WO (1) WO2014004445A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220038903A (ko) * 2020-09-21 2022-03-29 김성진 불화수소를 포함하는 공정폐수로부터 불화칼슘을 형성하는 공정폐수 재활용방법 및 그를 포함하는 불화칼슘블록성형방법
CN113247937A (zh) * 2021-05-12 2021-08-13 江西渠成氟化学有限公司 一种氟化钡的除杂方法
CN113233491A (zh) * 2021-05-12 2021-08-10 江西渠成氟化学有限公司 一种氟化钙的除杂方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4171342A (en) * 1974-04-03 1979-10-16 Occidental Chemical Company Recovery of calcium fluoride from phosphate operation waste water
SU592798A1 (ru) * 1976-06-28 1978-02-15 Предприятие П/Я Р-6681 Способ получени шихты дл оптической керамики
JPS5421990A (en) * 1977-07-21 1979-02-19 Central Glass Co Ltd Process for removing phosphorus compnent in fluorite
SU983052A1 (ru) * 1981-02-06 1982-12-23 Предприятие П/Я Г-4904 Способ очистки фтористого кальци
JP3378892B2 (ja) * 1991-10-03 2003-02-17 ステラケミファ株式会社 フッ素系エッチング剤からフッ化カルシウムを回収する方法
JP3801187B2 (ja) * 2003-08-28 2006-07-26 セイコーエプソン株式会社 薬液再処理方法及び、蛍石の製造方法
JP2006175364A (ja) * 2004-12-22 2006-07-06 National Institute Of Advanced Industrial & Technology フッ素含有物からのフッ素回収方法及びフッ素回収装置
WO2010110088A1 (ja) * 2009-03-25 2010-09-30 国立大学法人東京大学 蛍石の精製方法
CN101913641B (zh) * 2010-08-31 2014-07-09 湖南有色氟化学科技发展有限公司 一种低品位萤石的提纯工艺

Also Published As

Publication number Publication date
EP2864254A1 (en) 2015-04-29
TWI490168B (zh) 2015-07-01
KR20150021577A (ko) 2015-03-02
WO2014004445A1 (en) 2014-01-03
JP5856715B2 (ja) 2016-02-10
JP2015521582A (ja) 2015-07-30
TW201404718A (zh) 2014-02-01
CN104470854A (zh) 2015-03-25
US20150191362A1 (en) 2015-07-09
KR101689487B1 (ko) 2016-12-23

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06I Technical and formal requirements: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 6.6.1 NA RPI NO 2462 DE 13/03/2018 POR TER SIDO INDEVIDA.

B08F Application fees: dismissal - article 86 of industrial property law
B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)