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IHI Corp
Tokuyama Corp
Original Assignee
IHI Corp
Tokuyama Corp
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Publication date
Application filed by IHI Corp, Tokuyama CorpfiledCriticalIHI Corp
Priority to JP3635177ApriorityCriticalpatent/JPS53120696A/en
Publication of JPS53120696ApublicationCriticalpatent/JPS53120696A/en
PURPOSE: To obtain a desalted NaOH soln. in a high yield, by separating off roughly NaCl crystals from a conc. crude NaOH soln. to give a NaOH soln., supplying the latter NaOH soln. to a purifying process wherein NaOH 2H2O crystals being separated off, and then circulating a mother liquor contg. fine NaCl crystals to a concentrating process.
COPYRIGHT: (C)1978,JPO&Japio
JP3635177A1977-03-311977-03-31Desalting method of causting soda obtained from diaphragm method
PendingJPS53120696A
(en)