JPS5268898A - Separation of salt crystal from aqueous solution of caustic soda - Google Patents

Separation of salt crystal from aqueous solution of caustic soda

Info

Publication number
JPS5268898A
JPS5268898A JP50143870A JP14387075A JPS5268898A JP S5268898 A JPS5268898 A JP S5268898A JP 50143870 A JP50143870 A JP 50143870A JP 14387075 A JP14387075 A JP 14387075A JP S5268898 A JPS5268898 A JP S5268898A
Authority
JP
Japan
Prior art keywords
aqueous solution
caustic soda
separation
salt crystal
salt
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
JP50143870A
Other languages
Japanese (ja)
Inventor
Keiichi Nakaya
Sueichi Hirata
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 JP50143870A priority Critical patent/JPS5268898A/en
Publication of JPS5268898A publication Critical patent/JPS5268898A/en
Pending legal-status Critical Current

Links

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)

Abstract

PURPOSE: To separate the crystallized salt by the absorption and floating action of bubbles when the aqueous solution of caustic soda including salt, which is produced in the electrolysis of brine using asbestos diaphragm, is evaporated and concentrated.
COPYRIGHT: (C)1977,JPO&Japio
JP50143870A 1975-12-05 1975-12-05 Separation of salt crystal from aqueous solution of caustic soda Pending JPS5268898A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50143870A JPS5268898A (en) 1975-12-05 1975-12-05 Separation of salt crystal from aqueous solution of caustic soda

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50143870A JPS5268898A (en) 1975-12-05 1975-12-05 Separation of salt crystal from aqueous solution of caustic soda

Publications (1)

Publication Number Publication Date
JPS5268898A true JPS5268898A (en) 1977-06-08

Family

ID=15348899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50143870A Pending JPS5268898A (en) 1975-12-05 1975-12-05 Separation of salt crystal from aqueous solution of caustic soda

Country Status (1)

Country Link
JP (1) JPS5268898A (en)

Citations (3)

* 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
JPS4946599A (en) * 1972-09-11 1974-05-04
JPS5050677A (en) * 1973-09-07 1975-05-07

Patent Citations (3)

* 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
JPS4946599A (en) * 1972-09-11 1974-05-04
JPS5050677A (en) * 1973-09-07 1975-05-07

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