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:
Nov. 14, 1989
Filed:
Jan. 27, 1989
Applicant:
Inventors:
Masami Matsuda, Hitachi, JP;
Kiyomi Funabashi, Katsuta, JP;
Takashi Nishi, Hitachi, JP;
Itaru Komori, Katsuta, JP;
Tsutomu Baba, Katsuta, JP;
Hideo Yusa, Katsuta, JP;
Shunsuke Uchida, Hitachi, JP;
Tetsuro Adachi, Katsuta, JP;
Katsumi Ohsumi, Hitachi, JP;
Tomohiro Sato, Ibaraki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C / ; C02F / ; C21F / ;
U.S. Cl.
CPC ...
376313 ; 376310 ; 210682 ; 521 38 ; 252631 ;
Abstract
A process and an apparatus for cleaning nuclear reactor cooling water with cation exchange resin whose ion-exchanging groups have a bonding energy of not more than 300 KJ/mole are disclosed, whereby the radiation exposure of operators in an atomic power plant can be considerably reduced, and the waste ion exchange resin can be readily disposed.