Title:
FILTRATION FILTER AND FILTRATION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/066578
Kind Code:
A1
Abstract:
Provided is a filtration filter capable of preventing desiccation of an object to be filtrated. The filtration filter according to the present invention has a first main surface, a second main surface opposite the first main surface, and a filter base portion defining a plurality of through holes penetrating from the first main surface to the second main surface, and is for capturing, by the filter base portion, an object to be filtrated contained in a liquid, wherein in a cross-section from the first main surface to the second main surface and passing through adjacent through holes, a pair of protrusions protruding from the first main surface are provided at opposite ends in the width direction of the filter base portion located between the adjacent through holes, and the first main surface of the filter base portion and the pair of protrusions together form a liquid reservoir that retains a portion of the liquid.
Inventors:
BANJU MASARU (JP)
YOKOTA SHUSUKE (JP)
KONDO TAKASHI (JP)
YOKOTA SHUSUKE (JP)
KONDO TAKASHI (JP)
Application Number:
PCT/JP2019/035434
Publication Date:
April 02, 2020
Filing Date:
September 10, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
B01D29/01; B01D39/10; C12M1/12; C12M1/26; C12M1/34
Domestic Patent References:
| WO2018163757A1 | 2018-09-13 | |||
| WO2018020897A1 | 2018-02-01 |
Foreign References:
| JPS6249124B2 | 1987-10-17 | |||
| JP2015188314A | 2015-11-02 |
Other References:
See also references of EP 3838370A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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