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:
Feb. 16, 1999
Filed:
Jun. 25, 1997
Tadashi Fujieda, Hitachi, JP;
Masahisa Inagaki, Hitachi, JP;
Iwao Takase, Tokai-mura, JP;
Yoshitaka Nishino, Hitachi, JP;
Junichi Yamashita, Hitachi, JP;
Akihiro Yamanaka, Hitachi, JP;
Kenichi Ito, Hitachinaka, JP;
Junjiro Nakajima, Hitachi, JP;
Takehiro Seto, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A channel box for a nuclear-reactor fuel assembly (MOX fuel assembly) containing plutonium, capable of properly controlling the excess reactivity without mixing neutron absorber or burnable poison into a fuel rod, and a channel box for a nuclear-reactor fuel assembly which does not form any gap between the channel box and members containing burnable poison in the channel box and in which the burnable poison does not directly contact with reactor water.