JPS52122280A - Removal of substances contaminating membrane - Google Patents
Removal of substances contaminating membraneInfo
- Publication number
- JPS52122280A JPS52122280A JP3634576A JP3634576A JPS52122280A JP S52122280 A JPS52122280 A JP S52122280A JP 3634576 A JP3634576 A JP 3634576A JP 3634576 A JP3634576 A JP 3634576A JP S52122280 A JPS52122280 A JP S52122280A
- Authority
- JP
- Japan
- Prior art keywords
- removal
- membrane
- substances
- substances contaminating
- remove
- 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
Links
- 239000012528 membrane Substances 0.000 title abstract 4
- 239000000126 substance Substances 0.000 title abstract 3
- 239000002253 acid Substances 0.000 abstract 1
- 239000002738 chelating agent Substances 0.000 abstract 1
- 239000008139 complexing agent Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
Abstract
PURPOSE: To remove efficiently the substances contaminating membranes which have been thought formerly to be difficult to remove and to recover effectively the membrane capacity, by rinsing the surface of the permeable membrane contaminated at the treatment of the solution containing (in)organic substances by contacting the memgrane with the mixed solution of mineral acid, complexing agent and/or chelating agent.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3634576A JPS52122280A (en) | 1976-04-01 | 1976-04-01 | Removal of substances contaminating membrane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3634576A JPS52122280A (en) | 1976-04-01 | 1976-04-01 | Removal of substances contaminating membrane |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52122280A true JPS52122280A (en) | 1977-10-14 |
Family
ID=12467233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3634576A Pending JPS52122280A (en) | 1976-04-01 | 1976-04-01 | Removal of substances contaminating membrane |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52122280A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002080671A1 (en) * | 2001-04-05 | 2002-10-17 | Toray Industries, Inc. | Bactericide for use in water treatment, method for water treatment and apparatus for water treatment |
SG144735A1 (en) * | 2002-04-02 | 2008-08-28 | Toray Industries | Water-treating microbicide, water treatment method and water treatment apparatus |
JP2009028724A (en) * | 2001-04-05 | 2009-02-12 | Toray Ind Inc | Method for water treatment and apparatus for water treatment |
-
1976
- 1976-04-01 JP JP3634576A patent/JPS52122280A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002080671A1 (en) * | 2001-04-05 | 2002-10-17 | Toray Industries, Inc. | Bactericide for use in water treatment, method for water treatment and apparatus for water treatment |
JP2009028724A (en) * | 2001-04-05 | 2009-02-12 | Toray Ind Inc | Method for water treatment and apparatus for water treatment |
SG144735A1 (en) * | 2002-04-02 | 2008-08-28 | Toray Industries | Water-treating microbicide, water treatment method and water treatment apparatus |
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