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Title:
FILTRATION SYSTEM
Document Type and Number:
Japanese Patent JP2011079181
Kind Code:
A
Abstract:

To provide a filtration system usable over a long period of time by suppressing wear of a fine particle-like adsorbing material, and using fine particles having irregularities of μm order and communicating pores of nm order.

The filtration system filtering foreign matter contained in a carrier includes fine particles having irregularities of μm order and communicating pores of nm order, and a nonwoven fabric formed in a bag shape of inside-outside double structure having a filter function by laminating fibers inside while subjecting to the water repellent treatment to a surface region. The surfaces of the fine particles are held to an internal wall 2a subjected to the water repellent treatment of the nonwoven fabric 2, to retain the fine particles in block shape with the nonwoven fabric 2.


Inventors:
YAMAGUCHI YASUO
YAMAGUCHI TOSHIAKI
ASAKURA KENTARO
Application Number:
JP2009232044A
Publication Date:
April 21, 2011
Filing Date:
October 05, 2009
Export Citation:
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Assignee:
DAIDO IND
International Classes:
B41F7/24; B01D29/27; C02F1/28
Domestic Patent References:
JP2001260310A2001-09-25
JPH10175284A1998-06-30
JP2007275841A2007-10-25
JP2006326405A2006-12-07
JP2003220305A2003-08-05
JP2007307563A2007-11-29
Foreign References:
WO2009054063A12009-04-30
Attorney, Agent or Firm:
Isamu Takahashi



 
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