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.)
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Toray Engineering Co Ltd
Original Assignee
Toray Engineering Co Ltd
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Filing date
Publication date
Application filed by Toray Engineering Co LtdfiledCriticalToray Engineering Co Ltd
Priority to JP6138776ApriorityCriticalpatent/JPS52144159A/en
Publication of JPS52144159ApublicationCriticalpatent/JPS52144159A/en
PURPOSE: To provide a method of separating fluorine from fluoboride salt containing waste water by precipitating the same as calcium fluoride, in which waste water is heated after addition of calcium chloride and alkali is added while maintaining the waste water in acidic condition, whereby fluorine can be removed efficiently.
COPYRIGHT: (C)1977,JPO&Japio
JP6138776A1976-05-261976-05-26Method of removing fluorine from waste water containing fluoboride salts
PendingJPS52144159A
(en)