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Browse by Category: Main > Physics
Class Information
Number: 376/440
Name: Induced nuclear reactions: processes, systems, and elements > Fuel component structure > Plural fuel segments or elements > In pack or bundle > Including grid > For ends of fuel elements
Description: Subject matter wherein the grid contacts and engages the ends of the fuel elements.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8599995 Tiered tie plates and fuel bundles using the same Dec. 3, 2013
8576972 Radioisotope production structures, fuel assemblies having the same, and methods of using the same Nov. 5, 2013
8238511 Nuclear fuel assembly protective bottom grid Aug. 7, 2012
8027424 Fuel element for a boiling water reactor Sep. 27, 2011
7970095 Radioisotope production structures, fuel assemblies having the same, and methods of using the same Jun. 28, 2011
7711079 Lower and upper end plugs of an annular fuel rod May. 4, 2010
7577229 Method for limiting the maintenance loads applied to a fuel assembly of a nuclear reactor and fuel assembly Aug. 18, 2009
7561654 Nuclear fuel spacer assembly with debris guide Jul. 14, 2009
7453972 Nuclear fuel assembly control rod drive thimble to bottom nozzle connector Nov. 18, 2008
6813327 Core support for an F-lattice core of a boiling water nuclear reactor Nov. 2, 2004
6650723 Double strip mixing grid for nuclear reactor fuel assemblies Nov. 18, 2003
6600800 Fuel element for a boiling water nuclear reactor Jul. 29, 2003
6347130 Fuel assembly with short fuel units Feb. 12, 2002
6310931 Device and method for locking rods in a bottom tie plate of a fuel assembly Oct. 30, 2001
6226343 Water rod in a fuel assembly of a boiling water nuclear reactor May. 1, 2001
6115440 Quick release, removable top nozzle assembly Sep. 5, 2000
5896436 Fuel assembly for a boiling water reactor Apr. 20, 1999
5878100 Fuel assembly for a boiling water reactor Mar. 2, 1999
5748694 Fuel bundle filter for a nuclear reactor fuel bundle assembly May. 5, 1998
5608768 Threaded fuel rod end plugs and related method Mar. 4, 1997
5533078 Nuclear fuel assembly for a pressurized water reactor Jul. 2, 1996
5526388 Debris resistant fuel rod sleeve Jun. 11, 1996
5519745 Lower tie plate debris catcher for a nuclear reactor May. 21, 1996
5519746 Large BWR fuel channel design May. 21, 1996
5490191 BWR nuclear fuel assembly Feb. 6, 1996
5490189 Nuclear fuel assembly debris filter Feb. 6, 1996
5483565 Fuel assembly for a boiling water reactor Jan. 9, 1996
5420901 Lower tie plate debris catcher for a nuclear reactor May. 30, 1995
5299246 Shape-memory alloys in the construction of nuclear fuel spacer grids Mar. 29, 1994
5289514 Fuel assembly for a boiling water reactor with a sealing spring between the foot part and the fuel assembly channel Feb. 22, 1994
5230861 Fuel assembly for a light-water nuclear reactor Jul. 27, 1993
5167911 Fuel assembly and boiling water reactor Dec. 1, 1992
5069865 Method of forming a gripper cavity in a fuel rod end plug Dec. 3, 1991
5030412 Fuel assembly debris screen Jul. 9, 1991
5024807 Debris catching spring detent spacer grid Jun. 18, 1991
5002724 Upper tie plate for boiling water nuclear reactor Mar. 26, 1991
4980121 Protective device for lower end portion of a nuclear fuel rod cladding Dec. 25, 1990
4935197 Neutron shields for nuclear reactor core sub-assemblies Jun. 19, 1990
4928291 Control cluster provided with removable control elements for a nuclear fuel reactor May. 22, 1990
4919883 Lower end fitting debris collector and end cap spacer grid Apr. 24, 1990
4914679 Fuel assembly Apr. 3, 1990
4863681 Replacement rod Sep. 5, 1989
4855100 Reconstitutable control rod spider assembly Aug. 8, 1989
4849161 Debris-resistant fuel assembly Jul. 18, 1989
4844861 Fuel assembly for nuclear reactors Jul. 4, 1989
4792428 Nuclear fuel assembly with a free end grid Dec. 20, 1988
4732730 Stuck fuel rod capping sleeve Mar. 22, 1988
4716018 End plug with truncated tapered leading end configuration Dec. 29, 1987
4699761 Integral reusable locking arrangement for a removable top nozzle subassembly of a reconstitutable nuclear fuel assembly Oct. 13, 1987
4686079 Fuel assembly Aug. 11, 1987

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