JPS53125993A - Method of treating sulfuric acid containing fluorine - Google Patents

Method of treating sulfuric acid containing fluorine

Info

Publication number
JPS53125993A
JPS53125993A JP4030977A JP4030977A JPS53125993A JP S53125993 A JPS53125993 A JP S53125993A JP 4030977 A JP4030977 A JP 4030977A JP 4030977 A JP4030977 A JP 4030977A JP S53125993 A JPS53125993 A JP S53125993A
Authority
JP
Japan
Prior art keywords
sulfuric acid
acid containing
containing fluorine
treating sulfuric
treating
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.)
Granted
Application number
JP4030977A
Other languages
Japanese (ja)
Other versions
JPS6035285B2 (en
Inventor
Yuichi Terasaki
Ichiro Akita
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.)
Eneos Corp
Original Assignee
Nippon Mining Co Ltd
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 Nippon Mining Co Ltd filed Critical Nippon Mining Co Ltd
Priority to JP52040309A priority Critical patent/JPS6035285B2/en
Publication of JPS53125993A publication Critical patent/JPS53125993A/en
Publication of JPS6035285B2 publication Critical patent/JPS6035285B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To recover fluorine as a calcium fluoride, a compound of better quality, in treatment of waste liquid of sulfuric acid with addition of calcium carbonate after neutralization of sulfuric acid component with caustic soda.
COPYRIGHT: (C)1978,JPO&Japio
JP52040309A 1977-04-11 1977-04-11 Treatment method for fluorine-containing sulfuric acid Expired JPS6035285B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52040309A JPS6035285B2 (en) 1977-04-11 1977-04-11 Treatment method for fluorine-containing sulfuric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52040309A JPS6035285B2 (en) 1977-04-11 1977-04-11 Treatment method for fluorine-containing sulfuric acid

Publications (2)

Publication Number Publication Date
JPS53125993A true JPS53125993A (en) 1978-11-02
JPS6035285B2 JPS6035285B2 (en) 1985-08-14

Family

ID=12577007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52040309A Expired JPS6035285B2 (en) 1977-04-11 1977-04-11 Treatment method for fluorine-containing sulfuric acid

Country Status (1)

Country Link
JP (1) JPS6035285B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005330171A (en) * 2004-05-21 2005-12-02 Matsushita Electric Ind Co Ltd Method and apparatus for producing calcium fluoride
WO2009028677A1 (en) * 2007-08-31 2009-03-05 The University Of Tokyo Method for purification of fluorite

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111095A (en) * 1974-07-19 1976-01-28 Nippon Light Metal Co Futsusobunno kaishuhoho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111095A (en) * 1974-07-19 1976-01-28 Nippon Light Metal Co Futsusobunno kaishuhoho

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005330171A (en) * 2004-05-21 2005-12-02 Matsushita Electric Ind Co Ltd Method and apparatus for producing calcium fluoride
WO2009028677A1 (en) * 2007-08-31 2009-03-05 The University Of Tokyo Method for purification of fluorite

Also Published As

Publication number Publication date
JPS6035285B2 (en) 1985-08-14

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