FILTRATION DEVICE

WIPO Patent Application WO/2019/058865

A1

A filtration device according to the present invention is provided with: a first flow path member comprising a recess recessed from an outer wall surface toward the interior, a groove having an opening on the recessed surface of the recess, a first flow path and a second flow path formed from a through hole connected with the groove, and a first connection section connecting the groove and the first flow path; a second flow path member that comprises a protrusion capable of being detachably fitted to the recess and in which the protrusion is arranged in the groove, said second flow path member being provided with a discharge flow path comprising an opening on the protruding surface of the protrusion; and a filtration filter arranged along the direction in which the groove extends and positioned in the opening of the discharge flow path. A third flow path is formed by arranging the protruding surface of the protrusion in the opening of the groove. The third flow path is connected to the first flow path via the first connection section. The third flow path has the filtration filter arranged therein and the cross-sectional area of said third flow path is smaller than the cross-sectional area of the first flow path.

KAWAGUCHI TOSHIKAZU (JP)
BANJU MASARU (JP)
KONDO TAKASHI (JP)

PCT/JP2018/031304

March 28, 2019

August 24, 2018

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MURATA MANUFACTURING CO (JP)

B01D29/01; A61M1/34; B01D24/42; B01D29/90; B01D29/92; C12M1/12

WO2013098487A1	2013-07-04
WO2017104261A1	2017-06-22
WO1989009646A1	1989-10-19
WO2006130815A2	2006-12-07

JP2009106881A	2009-05-21
US5914042A	1999-06-22

YAMAO, Norihito et al. (JP)

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