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:
Sep. 13, 2022

Filed:

Aug. 10, 2020
Applicant:

Dexerials Corporation, Tokyo, JP;

Inventors:

Masahiko Ito, Tokyo, JP;

Ryu Shimada, Tokyo, JP;

Takanori Fujita, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/52 (2006.01); B01D 21/01 (2006.01); B01J 20/24 (2006.01); C02F 1/56 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); C02F 101/10 (2006.01); C02F 101/14 (2006.01); C02F 101/20 (2006.01); C02F 101/22 (2006.01); B01J 20/32 (2006.01);
U.S. Cl.
CPC ...
C02F 1/5263 (2013.01); B01D 21/01 (2013.01); B01J 20/24 (2013.01); B01J 20/3014 (2013.01); B01J 20/3028 (2013.01); C02F 1/5227 (2013.01); C02F 1/56 (2013.01); B01J 20/28016 (2013.01); B01J 20/3231 (2013.01); C02F 2101/103 (2013.01); C02F 2101/14 (2013.01); C02F 2101/20 (2013.01); C02F 2101/203 (2013.01); C02F 2101/22 (2013.01);
Abstract

Provided is a water-purifying agent formed of a granulated product including a mixture of a plant powder and a polymeric flocculant, wherein a surface of the granulated product includes a coated portion in which the plant powder is coated with the polymeric flocculant and a non-coated portion in which the plant powder is not coated with the polymeric flocculant.


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