JPS51145494A - Purification of caustic soda - Google Patents

Purification of caustic soda

Info

Publication number
JPS51145494A
JPS51145494A JP6915275A JP6915275A JPS51145494A JP S51145494 A JPS51145494 A JP S51145494A JP 6915275 A JP6915275 A JP 6915275A JP 6915275 A JP6915275 A JP 6915275A JP S51145494 A JPS51145494 A JP S51145494A
Authority
JP
Japan
Prior art keywords
caustic soda
purification
common salt
crystallization process
diaphragm method
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.)
Pending
Application number
JP6915275A
Other languages
Japanese (ja)
Inventor
Keiichi Nakaya
Kunio Sato
Haruo Nomura
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.)
AGC Inc
Original Assignee
Asahi Glass 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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Priority to JP6915275A priority Critical patent/JPS51145494A/en
Publication of JPS51145494A publication Critical patent/JPS51145494A/en
Pending legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: To separate common salt and caustic soda by the crystallization process from the caustic soda containing common salt by the diaphragm method.
COPYRIGHT: (C)1976,JPO&Japio
JP6915275A 1975-06-10 1975-06-10 Purification of caustic soda Pending JPS51145494A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6915275A JPS51145494A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6915275A JPS51145494A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Publications (1)

Publication Number Publication Date
JPS51145494A true JPS51145494A (en) 1976-12-14

Family

ID=13394397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6915275A Pending JPS51145494A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Country Status (1)

Country Link
JP (1) JPS51145494A (en)

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