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:
Nov. 13, 2012

Filed:

Feb. 28, 2008
Applicants:

Hiroshi Sano, Tokyo, JP;

Takafumi Ogino, Tokyo, JP;

Yoshiyuki Tanigawa, Tokyo, JP;

Shiro Kato, Tokyo, JP;

Inventors:

Hiroshi Sano, Tokyo, JP;

Takafumi Ogino, Tokyo, JP;

Yoshiyuki Tanigawa, Tokyo, JP;

Shiro Kato, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pH adjusting apparatus arranged above a water pit for refueling disposed in a reactor container that stores a nuclear reactor includes a pH adjuster, a basketthat contains the pH adjuster, and a basket housing containerthat houses the baskettherein and has formed therein an inlet through which a solvent for dissolving or diluting the pH adjuster flows in and an overflow pipethrough which a pH-adjusted solution generated by dissolving or mixing the pH adjuster in the solvent flows out to the water pit for refueling. Consequently, even if it is difficult to dispose the basketon a floor of the water pit for refueling, it is possible to suitably perform pH adjustment in the reactor container.


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