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. 05, 2008
Filed:
Oct. 30, 2003
Cask, composition for neutron shielding body, and method of manufacturing the neutron shielding body
Nobuo Ishihara, Hyogo, JP;
Katsunari Ohsono, Hyogo, JP;
Kiichiro Sakashita, Hyogo, JP;
Kiyoshi Ono, Hyogo, JP;
Makio Atsumi, Hyogo, JP;
Nobuo Ishihara, Hyogo, JP;
Katsunari Ohsono, Hyogo, JP;
Kiichiro Sakashita, Hyogo, JP;
Kiyoshi Ono, Hyogo, JP;
Makio Atsumi, Hyogo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A cask includes a trunk body that includes a basket having a square pipe or a plate member forming a cell that contains a spent fuel assembly, and a neutron shield that is formed by filling a composition for neutron shielding between the trunk body and an outer cover surrounding the trunk body. The composition includes a refractory material, a density increasing agent, and a neutron shielding material composed mainly of a polymer.