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Title:
FILTER MEDIUM, FILTERING DEVICE USING FILTER MEDIUM, AND FILTER MEDIUM MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2012/077402
Kind Code:
A1
Abstract:
A filter medium (26, 26A) comprises a core yarn (20), a pressing yarn (21), and a filament (21a). At least one of the core yarn (20) and the pressing yarn (21) can be fused and bonded to the other, and the core yarn (20) and the pressing yarn (21) are twisted together. The filament (21a) is a hairy filament (22a) that can be fused and bonded. The filament (21a) is disposed between the twisted core yarn (20) and the pressing yarn (21) and is fused and bonded to at least one of the core yarn (20) and the pressing yarn (21). A filtering device (31, 31A, 31B) filters a processed liquid using a filter medium layer (37, 37A) including the filter medium (26, 26A). A method for manufacturing the filter medium (26, 26A) is also provided.

Inventors:
FUJITA KUNIO (JP)
UJIKE HIDETAKA (JP)
ISHIMARU TAKAHIKO (JP)
NAGAI FUMIKATSU (JP)
Application Number:
PCT/JP2011/073062
Publication Date:
June 14, 2012
Filing Date:
October 06, 2011
Export Citation:
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Assignee:
ISHIGAKI MECH IND (JP)
FUJITA KUNIO (JP)
UJIKE HIDETAKA (JP)
ISHIMARU TAKAHIKO (JP)
NAGAI FUMIKATSU (JP)
International Classes:
B01D39/04; B01D24/00; B01D24/46; B01D29/62; B01D29/66; D02G3/42; D02G3/44
Foreign References:
JPH0429781B21992-05-19
JPH02200829A1990-08-09
JPH0592196A1993-04-16
JPH07328354A1995-12-19
JPH11151405A1999-06-08
JPH10118427A1998-05-12
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
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Claims:



 
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