MY165150A - Water treatment apparatus and water treatment method - Google Patents
Water treatment apparatus and water treatment methodInfo
- Publication number
- MY165150A MY165150A MYPI2012003435A MYPI2012003435A MY165150A MY 165150 A MY165150 A MY 165150A MY PI2012003435 A MYPI2012003435 A MY PI2012003435A MY PI2012003435 A MYPI2012003435 A MY PI2012003435A MY 165150 A MY165150 A MY 165150A
- Authority
- MY
- Malaysia
- Prior art keywords
- membrane
- water treatment
- water
- chlorine
- free
- Prior art date
Links
Abstract
AN OBJECT IS TO PROVIDE A WATER TREATMENT APPARATUS AND A WATER TREATMENT METHOD THAT ARE CAPABLE OF SUPPRESSING MEMBRANE FOULING BY USE OF A CHLORINE CONTAINING CHEMICAL, WHILE AT THE SAME TIME SUPPRESSING THE INCREASE OF THE CHLORINE-CONTAINING CHEMICAL TO BE USED. PROVIDED IS A WATER TREATMENT APPARATUS THAT INCLUDES A MEMBRANE UNIT HAVING A MEMBRANE TO MEMBRANE SEPARATE SUBJECT WATER BY THE MEMBRANE UNIT, WHEREIN THE APPARATUS ALTERNATELY PERFORMS THE FOLLOWING STEPS: A FIRST FILTRATION STEP OF MEMBRANE SEPARATING, AS SUBJECT WATER, FREE-RESIDUAL-CHLORINE-CONTAINING SUBJECT WATER HAVING A FREE RESIDUAL CHLORINE CONCENTRATION NOT HIGHER THAN A PREDETERMINED VALUE; AND ANY ONE OF A WASHING STEP OF SUBMERGING A MEMBRANE INSIDE THE MEMBRANE UNIT IN WASHING WATER HAVING A FREE RESIDUAL CHLORINE CONCENTRATION HIGHER THAN THE PREDETERMINED VALUE AND A SECOND FILTRATION STEP OF MEMBRANE SEPARATING, AS SUBJECT WATER, FREE-RESIDUAL-CHLORINE-CONTAINING SUBJECT WATER HAVING A FREE RESIDUAL CHLORINE CONCENTRATION HIGHER THAN THE PREDETERMINED VALUE BY THE MEMBRANE UNIT. (FIG. 1)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010077961 | 2010-03-30 | ||
JP2010077963 | 2010-03-30 | ||
JP2011010540 | 2011-01-21 | ||
JP2011010542A JP4825932B2 (en) | 2010-03-30 | 2011-01-21 | Water treatment method |
JP2011029658A JP4825933B1 (en) | 2010-03-30 | 2011-02-15 | Water treatment method |
Publications (1)
Publication Number | Publication Date |
---|---|
MY165150A true MY165150A (en) | 2018-02-28 |
Family
ID=46903930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MYPI2012003435A MY165150A (en) | 2010-03-30 | 2011-02-22 | Water treatment apparatus and water treatment method |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN102712507A (en) |
MY (1) | MY165150A (en) |
SG (2) | SG182840A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105768035B (en) * | 2016-03-17 | 2018-10-30 | 华东理工大学 | A kind of film clarification filtration method of soy sauce |
JP7220112B2 (en) * | 2019-03-29 | 2023-02-09 | 栗田工業株式会社 | Membrane separation method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001232160A (en) * | 2000-02-21 | 2001-08-28 | Hitachi Plant Eng & Constr Co Ltd | Membrane filter |
JP2007130523A (en) * | 2005-11-08 | 2007-05-31 | Kobelco Eco-Solutions Co Ltd | Membrane washing method for water treatment system |
JP2007152272A (en) * | 2005-12-07 | 2007-06-21 | Tsukishima Kikai Co Ltd | Immersed membrane filtration method and immersed membrane filtration apparatus |
-
2011
- 2011-02-22 SG SG2012057154A patent/SG182840A1/en unknown
- 2011-02-22 SG SG2013072954A patent/SG193889A1/en unknown
- 2011-02-22 CN CN2011800061103A patent/CN102712507A/en active Pending
- 2011-02-22 MY MYPI2012003435A patent/MY165150A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN102712507A (en) | 2012-10-03 |
SG182840A1 (en) | 2012-09-27 |
SG193889A1 (en) | 2013-10-30 |
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