The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 09, 2014

Filed:

Sep. 14, 2012
Applicants:

Takeki Yamamoto, Hyogo, JP;

Masaya Nakatani, Hyogo, JP;

Takuya Oka, Kyoto, JP;

Takahiro Nogami, Osaka, JP;

Inventors:

Takeki Yamamoto, Hyogo, JP;

Masaya Nakatani, Hyogo, JP;

Takuya Oka, Kyoto, JP;

Takahiro Nogami, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 61/18 (2006.01); B01L 3/00 (2006.01); G01N 33/18 (2006.01); B01D 39/06 (2006.01);
U.S. Cl.
CPC ...
B01D 39/06 (2013.01); B01L 3/502707 (2013.01); B01L 3/502753 (2013.01); G01N 33/1826 (2013.01); B01D 2239/1208 (2013.01); B01L 2200/027 (2013.01); B01L 2300/0681 (2013.01); B01L 2300/087 (2013.01); B01L 2400/0406 (2013.01); G01N 33/18 (2013.01);
Abstract

A filter device of the present disclosure includes a first port from which a solution containing a substance is to be input, and a first flow passage communicating with the first port. A filter portion made of a plurality of fibrous substances including inorganic oxide is formed in at least one part in the first flow passage. The plurality of fibrous substances has one peak in the diameter distribution.


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