Title:
FILTRATION METHOD FOR NON-DEAIRED LIQUID
Document Type and Number:
WIPO Patent Application WO/2011/108418
Kind Code:
A1
Abstract:
Disclosed is a filtration method that extends filter life and achieves high filtration efficiency, and also an abrasive slurry produced by said method. In the filtration method, a filter is dipped in a deaired solvent before a non-deaired liquid is filtered thereby, after which the filter is used for filtering.
Inventors:
MORINAGA HITOSHI (JP)
SUGIYAMA HIROYASU (JP)
MIWA NAOYA (JP)
SUGIYAMA HIROYASU (JP)
MIWA NAOYA (JP)
Application Number:
PCT/JP2011/053992
Publication Date:
September 09, 2011
Filing Date:
February 23, 2011
Export Citation:
Assignee:
FUJIMI INC (JP)
MORINAGA HITOSHI (JP)
SUGIYAMA HIROYASU (JP)
MIWA NAOYA (JP)
MORINAGA HITOSHI (JP)
SUGIYAMA HIROYASU (JP)
MIWA NAOYA (JP)
International Classes:
B01D37/04; B24B57/02
Foreign References:
| JP2002346312A | 2002-12-03 | |||
| JPH05208121A | 1993-08-20 | |||
| JPH10166269A | 1998-06-23 | |||
| JP2009269161A | 2009-11-19 | |||
| JPH0117729B2 | 1989-03-31 | |||
| JPH01119310A | 1989-05-11 | |||
| JPH05208121A | 1993-08-20 | |||
| JPS63258605A | 1988-10-26 |
Attorney, Agent or Firm:
KATSUNUMA Hirohito et al. (JP)
Katsunuma Hirohito (JP)
Katsunuma Hirohito (JP)
Download PDF:
Claims: