Inventors:
Marvin J. Doman - Monroeville PA
Assignee:
The United States of America as represented by the United States Department of Energy - Washington DC
International Classification:
G21C 1900
US Classification:
376272, 2505061, 2202561, 220315, 220319
Abstract:
A canister is provided for storing, transporting, and/or disposing of spent nuclear fuel. The canister includes a canister shell, a top shield plug disposed within the canister, and a leak-tight closure arrangement. The closure arrangement includes a shear ring which forms a containment boundary of the canister, and which is welded to the canister shell and top shield plug. An outer seal plate, forming an outer seal, is disposed above the shear ring and is welded to the shield plug and the canister.