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. 18, 2011
Filed:
May. 26, 2008
Applicants:
Olle Grinder, Vällingby, SE;
Gunnar Hultqvist, Stallarholmen, SE;
Peter Szakalos, Stockholm, SE;
Inventors:
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G21F 1/12 (2006.01); G21F 5/008 (2006.01); G21F 9/16 (2006.01); G21F 9/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a canister () for final repository of spent fuel elements from a nuclear reactor, comprising an insert () that contains said spent fuel elements, an inner copper casing () that encloses the insert (), and at least one outer casing () that encloses the copper casting and that consists of a passive-film-forming metal or metal alloy, the passive film on the casing being constituted by an essentially oxidic film that is rich in one or more of the metals in the group of metals that consist of the metals zirconium, chromium and titanium.