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.
Patent No.:
Date of Patent:
Sep. 05, 2017
Filed:
Mar. 25, 2013
Applicant:
The Japan Atomic Power Company, Tokyo, JP;
Inventors:
Yutaka Ueyama, Tokyo, JP;
Wataru Sugino, Tokyo, JP;
Assignee:
THE JAPAN ATOMIC POWER COMPANY, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C 17/022 (2006.01); G21D 3/08 (2006.01); C02F 101/00 (2006.01); C02F 103/02 (2006.01);
U.S. Cl.
CPC ...
G21C 17/0225 (2013.01); G21D 3/08 (2013.01); C02F 2101/006 (2013.01); C02F 2103/023 (2013.01); C02F 2305/04 (2013.01); Y02E 30/40 (2013.01);
Abstract
A radiation source reducing system and method for nuclear power plants whereby radiation source can be reduced are provided. The radiation source reducing system for nuclear power plants includes a dispersant injecting unit, which injects a dispersant into a coolant of a nuclear power plant coolant system. The dispersant is polyacrylic acid, and has an average molecular weight in a range of 16000 to 26000, inclusive.