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:
Oct. 31, 1978
Filed:
May. 19, 1975
Applicant:
Inventor:
Katsutoshi Shinbo, Katsuta, JP;
Assignee:
Hitachi, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C / ;
U.S. Cl.
CPC ...
176 68 ; 176 / ;
Abstract
The opposite ends of a fuel cladding are sealed with end plugs. A plurality of UO.sub.2 pellets are charged into the fuel cladding. Defined in the lower portion of the fuel cladding is a gas plenum which houses fission products therein. Charged in the plenum defined in the nuclear fuel element is a material (such as boron carbide which absorbs neutrons and produces helium.