JPS5226379A - Method of washing ultrafiltration membranes - Google Patents

Method of washing ultrafiltration membranes

Info

Publication number
JPS5226379A
JPS5226379A JP10210175A JP10210175A JPS5226379A JP S5226379 A JPS5226379 A JP S5226379A JP 10210175 A JP10210175 A JP 10210175A JP 10210175 A JP10210175 A JP 10210175A JP S5226379 A JPS5226379 A JP S5226379A
Authority
JP
Japan
Prior art keywords
ultrafiltration membranes
washing
washing ultrafiltration
membranes
ability
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
JP10210175A
Other languages
Japanese (ja)
Inventor
Yasuo Hashino
Takayoshi Ito
Hitoshi Sawatake
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry 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 Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP10210175A priority Critical patent/JPS5226379A/en
Publication of JPS5226379A publication Critical patent/JPS5226379A/en
Pending legal-status Critical Current

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  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: A method of preventing the decrease in water permeation ability, and recovering the water permeating ability of membranes in order to continue ultrafiltration operation stably for many hours.
COPYRIGHT: (C)1977,JPO&Japio
JP10210175A 1975-08-25 1975-08-25 Method of washing ultrafiltration membranes Pending JPS5226379A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10210175A JPS5226379A (en) 1975-08-25 1975-08-25 Method of washing ultrafiltration membranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10210175A JPS5226379A (en) 1975-08-25 1975-08-25 Method of washing ultrafiltration membranes

Publications (1)

Publication Number Publication Date
JPS5226379A true JPS5226379A (en) 1977-02-26

Family

ID=14318387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10210175A Pending JPS5226379A (en) 1975-08-25 1975-08-25 Method of washing ultrafiltration membranes

Country Status (1)

Country Link
JP (1) JPS5226379A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5955312A (en) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd Cleaning method of permselective membrane
JPS60125208A (en) * 1983-12-09 1985-07-04 Japan Organo Co Ltd Regeneration of reverse osmosis membrane apparatus
JPS61181594A (en) * 1985-02-08 1986-08-14 Kurita Water Ind Ltd Treating device of waste water containing nitrogen
JPS62176507A (en) * 1986-01-31 1987-08-03 Japan Organo Co Ltd Regenerating treatment of super filter membrane
JPH06277664A (en) * 1993-01-29 1994-10-04 Daicel Chem Ind Ltd Method and apparatus for clarifying surface flowing water with membrane
JP2011172797A (en) * 2010-02-25 2011-09-08 Keisuke Matsuzaki Ascites treatment system and cleaning method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075177A (en) * 1973-11-07 1975-06-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075177A (en) * 1973-11-07 1975-06-20

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5955312A (en) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd Cleaning method of permselective membrane
JPS60125208A (en) * 1983-12-09 1985-07-04 Japan Organo Co Ltd Regeneration of reverse osmosis membrane apparatus
JPS61181594A (en) * 1985-02-08 1986-08-14 Kurita Water Ind Ltd Treating device of waste water containing nitrogen
JPH0521039B2 (en) * 1985-02-08 1993-03-23 Kurita Water Ind Ltd
JPS62176507A (en) * 1986-01-31 1987-08-03 Japan Organo Co Ltd Regenerating treatment of super filter membrane
JPH06277664A (en) * 1993-01-29 1994-10-04 Daicel Chem Ind Ltd Method and apparatus for clarifying surface flowing water with membrane
JP2011172797A (en) * 2010-02-25 2011-09-08 Keisuke Matsuzaki Ascites treatment system and cleaning method thereof

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