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:
Apr. 09, 2013

Filed:

Mar. 07, 2011
Applicants:

Michael F. Hankinson, Monroeville, PA (US);

Larry C. Smith, Harrison City, PA (US);

Joseph A. Harim, Dunbar, PA (US);

John E. Bible, Ringgold, GA (US);

Jianwei Chen, Wexford, PA (US);

Inventors:

Michael F. Hankinson, Monroeville, PA (US);

Larry C. Smith, Harrison City, PA (US);

Joseph A. Harim, Dunbar, PA (US);

John E. Bible, Ringgold, GA (US);

Jianwei Chen, Wexford, PA (US);

Assignee:

Westinghouse Electric Company LLC, Cranberry Township, PA (US);

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

A pressurized water reactor nuclear containment radiation shield which surrounds the upper portion of a pressure vessel in an ice condenser containment. The vertical walls of the neutron shield are formed in vertical sections with the lower and upper sections operable during outages, to open to promote air flow cooling along the walls in the vicinity of the vessel head.


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