Title:
OPERATION OF MEMBRANE SEPARATION DEVICE
Document Type and Number:
Japanese Patent JP3900623
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To operate a membrane separation device in high recovery rate without clogging a membrane surface.
SOLUTION: A flow passage material 15 is inserted in a bag-shaped membrane 10 whose side parts 11, 12 and 13 are closed and a part of the side part 14 is opened and adhesives 16, 17 and 18 are stuck to the bag-shaped membrane 10. The bag-shaped membrane 10 is wrapped around a shaft 20. A socket 25 is mounted at an end surface of the wrapped bag-shaped membrane 10, and its outer peripheral side is used as a permeated water outlet and its inner side is used as a concn. water outlet. A raw water is made to flow from the front end surface of the wrapped body. The membrane separation device having this membrane module is operated in ≥80% recovery rate.
Inventors:
Keiji Uemura
Hiroki Shigemi
Moriyuki Hirota
Shigeki Sawada
Takayuki Kojima
Hiroki Shigemi
Moriyuki Hirota
Shigeki Sawada
Takayuki Kojima
Application Number:
JP30284897A
Publication Date:
April 04, 2007
Filing Date:
November 05, 1997
Export Citation:
Assignee:
Kurita Water Industries Ltd.
International Classes:
B01D61/02; B01D63/10; B01D61/14; (IPC1-7): B01D63/10; B01D61/02; B01D61/14
Domestic Patent References:
| JP54167863U | ||||
| JP5592106A | ||||
| JP3282535B2 |
Attorney, Agent or Firm:
Tsuyoshi Shigeno