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Class Information
Number: 376/434
Name: Induced nuclear reactions: processes, systems, and elements > Fuel component structure > Plural fuel segments or elements > In pack or bundle
Description: Subject matter wherein the plural segments or elements are held together in a pack or bundlelike relationship relative to each other or to a container or to other structure, by a spacing, supporting, or securing means.










Sub-classes under this class:

Class Number Class Name Patents
376/449 Having provision or structure for insertion of control elements therein 94
376/437 Having the fuel element ends positioned on or attached to rails 15
376/438 Including grid 269
376/447 Including separate burnable poison or moderator 77
376/435 Wherein the fissile content varies radially or axially across the pack or bundle 161
376/436 Wire-wrapped fuel elements 26
376/443 With coolant flow path deflecting means 182
376/448 With means for spacing apart adjacent packs or bundles 102
376/446 With removable member 235
376/445 With thermal expansion compensating means 52


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8705685 Device for removing solid particles from the cooling medium which circulates in the primary circuit of a nuclear reactor Apr. 22, 2014
8693612 Unit spacer grid strap, unit spacer grid, and spacer grid for nuclear fuel rods Apr. 8, 2014
8681929 Nuclear reactor fuel assembly Mar. 25, 2014
8654917 Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly Feb. 18, 2014
8644446 Spacer grid with saddle-shaped supports and corresponding nuclear fuel assembly Feb. 4, 2014
8644444 Nuclear fuel assembly for boiling water reactor Feb. 4, 2014
8625733 Neutron source assembly Jan. 7, 2014
8599991 Boiling water reactor, core of boiling water reactor and fuel assembly Dec. 3, 2013
8599994 Fuel bundle and spacer band Dec. 3, 2013
8576977 Method for designing a fuel assembly optimized as a function of the stresses in use in light-water nuclear reactors, and resulting fuel assembly Nov. 5, 2013
8571168 Fuel element for a light water reactor, and method for repairing the fuel element Oct. 29, 2013
8565367 Detachable nuclear reactor fuel assembly component Oct. 22, 2013
8548113 Debris mitigation upper tie plates and fuel bundles using the same Oct. 1, 2013
8509377 Fuel bundle designs using mixed spacer types Aug. 13, 2013
8503600 Fuel element for a pressurized water reactor Aug. 6, 2013
8416912 Nuclear fuel assembly including an internal reinforcing device Apr. 9, 2013
8369475 Nuclear fuel assembly support grid Feb. 5, 2013
8363776 Boiling water reactor core and fuel assemblies therefor Jan. 29, 2013
8345815 Fuel assembly for a pressurized-water nuclear reactor Jan. 1, 2013
8335293 Nuclear fuel grid assembly with hydraulically balanced mixing vane pattern Dec. 18, 2012
8317035 Debris filter Nov. 27, 2012
8064565 Reactor core Nov. 22, 2011
7856076 Terminal end-piece for a fuel assembly having a nose for orienting the flow of coolant fluid and corresponding assembly Dec. 21, 2010
7844025 Fuel assembly for a pressurized water nuclear reactor containing plutonium-free enriched uranium Nov. 30, 2010
7804930 Nuclear fuel assembly comprising a reinforcing mesh device and the use of one such device in a nuclear fuel assembly Sep. 28, 2010
7787584 Debris filtering bottom spacer grid with louvers for preventing uplift of fuel rods Aug. 31, 2010
7702060 Expanded nuclear fuel channel Apr. 20, 2010
7668280 Nuclear fuel assembly Feb. 23, 2010
7630470 Method for making a flat zirconium alloy product, resulting flat product and fuel, assembly component for nuclear power plant reactor made from said flat product Dec. 8, 2009
7515674 Tube-in-tube threaded dashpot end plug Apr. 7, 2009
7424086 Fuel assembly for a pressurized-water nuclear reactor Sep. 9, 2008
7418072 Spacer Aug. 26, 2008
7349518 Boiling water reactor core and fuel assemblies therefor Mar. 25, 2008
7346141 Apparatus and method for moving a ferromagnetic element Mar. 18, 2008
7257185 Fuel assembly and thimble screw of the same Aug. 14, 2007
6934350 Core configuration for a nuclear reactor Aug. 23, 2005
6934351 Boiling water reactor fuel assembly Aug. 23, 2005
6912264 Fuel assembly Jun. 28, 2005
6909766 Production method for a nuclear fuel assembly support grid and a nuclear fuel assembly support grid produced by the same Jun. 21, 2005
6885722 Fuel assembly Apr. 26, 2005
6819733 Fuel assembly and associated grid for nuclear reactor Nov. 16, 2004
6813327 Core support for an F-lattice core of a boiling water nuclear reactor Nov. 2, 2004
6813329 Crud-resistant nuclear fuel cladding Nov. 2, 2004
6744842 Fuel assembly for a pressurized-water reactor Jun. 1, 2004
6735267 Fuel assembly May. 11, 2004
6690758 Perforated debris catcher for a nuclear fuel assembly Feb. 10, 2004
6674831 Fuel assembly and thimble screw of the same Jan. 6, 2004
6665366 Monobloc fuel element and boiling water and fast spectrum nuclear reactor using such elements Dec. 16, 2003
6658078 MOX nuclear fuel assembly employable for a thermal neutron nuclear reactor Dec. 2, 2003
6643350 Fuel assembly Nov. 4, 2003

1 2 3 4










 
 
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