Title:
FILTER
Document Type and Number:
WIPO Patent Application WO/2015/056724
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a low pressure loss filter that has a high dust- and dirt-collecting capability, an excellent workability, and a highly sustainable collecting capability. This filter is one in which an air channel is formed using an electret sheet, wherein the electret sheet has a porosity of 1-70%, the filter has a channel cross-section ratio of 10-99%, and the filter has a space charge density of 10-5000 nC/cm3.
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Inventors:
KOIKE HIROSHI (JP)
YAHAGI YUICHI (JP)
IIDA SEIICHIRO (JP)
YAHAGI YUICHI (JP)
IIDA SEIICHIRO (JP)
Application Number:
PCT/JP2014/077474
Publication Date:
April 23, 2015
Filing Date:
October 15, 2014
Export Citation:
Assignee:
YUPO CORP (JP)
International Classes:
B01D39/16; B03C3/28; B03C3/47; B03C3/64
Foreign References:
JPS62110720A | 1987-05-21 | |||
JPH01199614A | 1989-08-11 | |||
JP2002102624A | 2002-04-09 | |||
JPH0657417U | 1994-08-09 | |||
JP2000288322A | 2000-10-17 | |||
JPS5610312A | 1981-02-02 | |||
JPS5610314A | 1981-02-02 | |||
JP2010099657A | 2010-05-06 | |||
JP2002535125A | 2002-10-22 | |||
JP2003512155A | 2003-04-02 | |||
JP2003320602A | 2003-11-11 | |||
JP2000288322A | 2000-10-17 |
Other References:
See also references of EP 3058999A4
Attorney, Agent or Firm:
HAMADA Yuriko et al. (JP)
Yuriko Hamada (JP)
Yuriko Hamada (JP)
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