JPS5339272A - Refining method for salt water of high concentration - Google Patents

Refining method for salt water of high concentration

Info

Publication number
JPS5339272A
JPS5339272A JP11293676A JP11293676A JPS5339272A JP S5339272 A JPS5339272 A JP S5339272A JP 11293676 A JP11293676 A JP 11293676A JP 11293676 A JP11293676 A JP 11293676A JP S5339272 A JPS5339272 A JP S5339272A
Authority
JP
Japan
Prior art keywords
salt water
high concentration
refining method
additive
organic solvent
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
JP11293676A
Other languages
Japanese (ja)
Inventor
Tatsuo Kawabata
Eiichi Kawaguchi
Hiromichi Okada
Kojuro Ikeda
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP11293676A priority Critical patent/JPS5339272A/en
Publication of JPS5339272A publication Critical patent/JPS5339272A/en
Pending legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: To remove pollutants such as coloring material, BOD components from salt water by the treatment of the salt water of high concentration with semipermeable membrane made from a solution containing cellulose acetate, an organic solvent boiling in a specific temperature range, and an additive.
COPYRIGHT: (C)1978,JPO&Japio
JP11293676A 1976-09-22 1976-09-22 Refining method for salt water of high concentration Pending JPS5339272A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11293676A JPS5339272A (en) 1976-09-22 1976-09-22 Refining method for salt water of high concentration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11293676A JPS5339272A (en) 1976-09-22 1976-09-22 Refining method for salt water of high concentration

Publications (1)

Publication Number Publication Date
JPS5339272A true JPS5339272A (en) 1978-04-11

Family

ID=14599190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11293676A Pending JPS5339272A (en) 1976-09-22 1976-09-22 Refining method for salt water of high concentration

Country Status (1)

Country Link
JP (1) JPS5339272A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549973A (en) * 1983-04-25 1985-10-29 Ethyl Corporation Decolorization of calcium bromide brines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549973A (en) * 1983-04-25 1985-10-29 Ethyl Corporation Decolorization of calcium bromide brines

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