Title:
FILTRATION DEVICE AND METHOD
Document Type and Number:
Japanese Patent JP2018176062
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a filtration device and method having high filtration performance and efficiency, and capable of improving resource saving and economical efficiency.SOLUTION: An objective filtration device is equipped with a filter tank 2 setting plural fabric-made filters 8 stacked separably from each other along the inner wall of a housing tank 7 having the water penetration holes. The magnitude of aspect in the water penetration hole may be 5 to 15 cm. Besides, a filtration method may have a regeneration process of removing the fabric-made filter 8 of at least most inside one among plural pieces-stacked filters 8 to remove the clogging part of the filter 8, and a temporary filtration process of carrying out filtration using other filter 8 except the filter 8 sent to the regeneration process.SELECTED DRAWING: Figure 1
Inventors:
FUJISHIMA YASUYOSHI
OKURA TAKUO
OKURA TAKUO
Application Number:
JP2017078625A
Publication Date:
November 15, 2018
Filing Date:
April 12, 2017
Export Citation:
Assignee:
NIPPON SHOKUSEI KK
International Classes:
B01D29/27; B01D39/08; B01D41/04
Domestic Patent References:
| JP2006305468A | 2006-11-09 | |||
| JP2001107675A | 2001-04-17 | |||
| JP2003071210A | 2003-03-11 | |||
| JPH04345401A | 1992-12-01 |
Attorney, Agent or Firm:
Hideo Fujimoto
Eiji Fujimoto
Nishimura Kojo
Eiji Fujimoto
Nishimura Kojo