JPS51145495A - Purification of caustic soda - Google Patents

Purification of caustic soda

Info

Publication number
JPS51145495A
JPS51145495A JP6915375A JP6915375A JPS51145495A JP S51145495 A JPS51145495 A JP S51145495A JP 6915375 A JP6915375 A JP 6915375A JP 6915375 A JP6915375 A JP 6915375A JP S51145495 A JPS51145495 A JP S51145495A
Authority
JP
Japan
Prior art keywords
caustic soda
purification
common salt
separate
controlling
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
JP6915375A
Other languages
Japanese (ja)
Other versions
JPS5334200B2 (en
Inventor
Keiichi Nakaya
Sueichi Hirata
Hisao Gondo
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 JP6915375A priority Critical patent/JPS51145495A/en
Publication of JPS51145495A publication Critical patent/JPS51145495A/en
Publication of JPS5334200B2 publication Critical patent/JPS5334200B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: To make it easy to separate the common salt and caustic soda by controlling the grain size of these crystals respectively from the caustic soda containing common salt by the diaphragm method.
COPYRIGHT: (C)1976,JPO&Japio
JP6915375A 1975-06-10 1975-06-10 Purification of caustic soda Granted JPS51145495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6915375A JPS51145495A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6915375A JPS51145495A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Publications (2)

Publication Number Publication Date
JPS51145495A true JPS51145495A (en) 1976-12-14
JPS5334200B2 JPS5334200B2 (en) 1978-09-19

Family

ID=13394428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6915375A Granted JPS51145495A (en) 1975-06-10 1975-06-10 Purification of caustic soda

Country Status (1)

Country Link
JP (1) JPS51145495A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799749A (en) * 1971-07-19 1974-03-26 Dow Chemical Co Method of purifying naoh solutions
JPS5029496A (en) * 1973-07-19 1975-03-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799749A (en) * 1971-07-19 1974-03-26 Dow Chemical Co Method of purifying naoh solutions
JPS5029496A (en) * 1973-07-19 1975-03-25

Also Published As

Publication number Publication date
JPS5334200B2 (en) 1978-09-19

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