U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Segmented lattice rack to store fuels coming from nuclear reactors

Patent 6674827 Issued on January 6, 2004. Estimated Expiration Date: Icon_subject May 29, 2022. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Spent nuclear fuel shipping basket
Patent #: 4930650
Issued on: 06/05/1990
Inventor: Wells

Stowage rack for nuclear fuel elements
Patent #: 5032348
Issued on: 07/16/1991
Inventor: Blum, et al.

Low cost, minimum weight fuel assembly storage cask and method of construction thereof
Patent #: 5063299
Issued on: 11/05/1991
Inventor: Efferding

Nuclear fuel assembly storage rack whose cells contain a neutrophage section Patent #: 5881120
Issued on: 03/09/1999
Inventor: Chanzy, et al.

Inventors

Assignee

Application

No. 10/157419 filed on 05/29/2002

US Classes:

376/272, Storage container systems for new and/or irradiated core elements250/507.1Having plural storage compartments or plural nested receptacles

Examiners

Primary: Behrend, Harvey E.

Attorney, Agent or Firm

International Classes

G21F 5/008 (20060101)
G21C 19/02 (20060101)
G21F 5/012 (20060101)
G21C 19/07 (20060101)

Abstract

A segmented lattice rack to store fuels coming from nuclear reactors, whose walls are made of plates joined orthogonally forming a mesh defining multiple cell cavities which are longitudinally coupled forming a sandwich comprising a central part coinciding with the active part of the stored element, being from a material obtained from neutronic poisons, preferably boron treated steel; whilst the end areas coinciding with the non-active part of the stored radioactive element are of normal stainless steel, joined to each other and with the adjacent components by means of welding or pretensioning.

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