System and Method for Transferring Spent Nuclear Fuel from a Spent Nuclear Fuel Pool to a Storage Cask

Primary Inventor: Krishna P. Singh
Contributing Inventor(s): Stephen J. Agace
Date of Patent Issuance: February 8, 2005
Status: Granted
Jurisdiction: US
Equipment Type: Mating Device
Docket Number: HOL-037
Publication Number: US 2004/0109523 A1
Application Number: 10/453,114
Patent Number(s): US 6,853,697 B2

Related U.S. Publication Data: Division of application No. 10/122,819, filed on April 12, 2002, now Patent No. US 6,625,246 B1.

Abstract: An apparatus, transfer cask, system, and method for defueling a nuclear reactor and transferring spent nuclear fuel from a spent nuclear fuel to a storage cask for long terms storage. In one aspect, the invention is an apparatus for use in transferring a canister of spent nuclear fuel from a transfer cask to a storage cask, the apparatus comprising a radiation absorbing shield surrounding a portion of a hole through which the canister can pass; means for securing the apparatus to the top surface of the storage cask; means for securing the bottom surface of the transfer cask to the apparatus; wherein the transfer cask securing means and the storage cask securing means are positioned on the apparatus so that when the apparatus is secured to both the transfer cask and the storage cask, the cavity of the transfer cask, the hole, and the cavity of the storage cask are substantially aligned; and means for moving the bottom lid in a horizontal direction once the bottom lid is unfastened…