Primary Inventor: Krishna P. Singh
Date of Publication: Aug. 6, 2019
Status: Granted
Jurisdiction: US
Assignee: Holtec International, Inc.
Equipment Type: HI-STORM
Docket NumberHOL-018
Patent No.: US 10,373,722 B2
Application Number:  15/230,610

Related US Application Data:

  • Continuation of Application No. 13/736,452, previously published as  US 2014/0192946 A1, now Patent No. US 9,443,625 (HOL-018)
  • Continuation of Application No. 13/094,498, filed on April 26, 2011, now Patent No. 8,351,562, which is a continuation of Application No. 11/953,207, filed on December 10, 2007, now Patent No. 7,933,374, which is a continuation of Application No. 11/123,590, filed on May 6, 2005, and now Patent No. 7,330,526.
  • Provisional application No. 60/665,108, filed on Mar. 25, 2005, provisional application No. 60/671,552, filed on Apr. 15, 2005.

Also published asI4607405106382

Abstract: Method for storing high level radioactive waste. In one embodiment, the invention comprises: (a) providing a body portion comprising a floor, an open top end, an inner shell forming a cavity having, an outer shell surrounding the inner shell so as to form a space therebetween, and at least one opening in the inner shell that forms a passageway from the space into a bottom of the cavity; (b) placing a canister containing high level radioactive waste into the cavity; and (c) positioning a lid having at least one outlet vent atop the inner and outer shells so as to enclose the open top end of the body portion and the at least one outlet vent forming a passageway from a top of the cavity to the ambient atmosphere; and wherein at least one inlet vent forms a passageway from an ambient atmosphere to the space.