TW201238899A - Separation method and separation device - Google Patents

Separation method and separation device Download PDF

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Publication number
TW201238899A
TW201238899A TW101108531A TW101108531A TW201238899A TW 201238899 A TW201238899 A TW 201238899A TW 101108531 A TW101108531 A TW 101108531A TW 101108531 A TW101108531 A TW 101108531A TW 201238899 A TW201238899 A TW 201238899A
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TW
Taiwan
Prior art keywords
solution
solid
mixture
hydrogen fluoride
crystallization
Prior art date
Application number
TW101108531A
Other languages
English (en)
Chinese (zh)
Inventor
Hideki Yamamoto
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of TW201238899A publication Critical patent/TW201238899A/zh

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  • Silicon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
TW101108531A 2011-03-16 2012-03-13 Separation method and separation device TW201238899A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011058559A JP2012193074A (ja) 2011-03-16 2011-03-16 分離方法および分離装置

Publications (1)

Publication Number Publication Date
TW201238899A true TW201238899A (en) 2012-10-01

Family

ID=46807042

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101108531A TW201238899A (en) 2011-03-16 2012-03-13 Separation method and separation device

Country Status (3)

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JP (1) JP2012193074A (pt)
CN (1) CN102674397A (pt)
TW (1) TW201238899A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103566606B (zh) * 2013-11-04 2015-03-04 中国地质大学（武汉） 一种多功能提纯装置以及利用该装置提纯氟化氢铵的方法
CN113045089B (zh) * 2021-03-15 2023-04-18 盛隆资源再生（无锡）有限公司 一种蚀刻废液精制纯化的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021831B (de) * 1956-10-25 1958-01-02 Wasagchemie Ag Verfahren zur Herstellung von reinem kristallisiertem Ammoniumbifluorid aus Fluokieselsaeure und Ammoniak
US3106449A (en) * 1961-07-17 1963-10-08 Grace W R & Co Production of ammonium hydrogen fluoride
US3705007A (en) * 1970-08-25 1972-12-05 Allied Chem Process for the preparation of ammonium bifluoride from ammonium fluoride
JPS539585B2 (pt) * 1974-03-23 1978-04-06
JPS5337599A (en) * 1976-09-20 1978-04-06 Hitachi Zosen Corp Recovering method for fluorine in wet-process phosphoric acid production
US4981664A (en) * 1988-04-14 1991-01-01 International Minerals & Chemical Corporation Method of production of high purity silica and ammonium fluoride
JP2852355B2 (ja) * 1989-06-26 1999-02-03 ステラケミファ株式会社 微細加工表面処理剤
JPH03218914A (ja) * 1989-11-16 1991-09-26 Nissan Chem Ind Ltd 高純度シリカ及び珪弗化アンモニウムの製造方法
US5028407A (en) * 1990-01-25 1991-07-02 International Minerals & Chemical Corp. Method of production of high purity fusible silica
JPH03265514A (ja) * 1990-01-26 1991-11-26 Kawasaki Steel Corp ふっ素化合物を含むエッチング廃液の処理方法
CN101066767B (zh) * 2007-05-25 2010-08-25 浙江三美化工股份有限公司 一种湿法生产氟化氢铵的方法
CN101898769B (zh) * 2010-02-11 2011-12-28 多氟多化工股份有限公司 一种高纯氟化氢铵的生产方法

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Publication number Publication date
CN102674397A (zh) 2012-09-19
JP2012193074A (ja) 2012-10-11

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