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Class Information
Number: 376/449
Name: Induced nuclear reactions: processes, systems, and elements > Fuel component structure > Plural fuel segments or elements > In pack or bundle > Having provision or structure for insertion of control elements therein
Description: Subject matter wherein the pack or bundle has provision or structure which allows control elements to be inserted therein.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7822166 Fuel assembly for a boiling water reactor Oct. 26, 2010
7668284 Tube-in-tube threaded dashpot end plug Feb. 23, 2010
7515674 Tube-in-tube threaded dashpot end plug Apr. 7, 2009
7453972 Nuclear fuel assembly control rod drive thimble to bottom nozzle connector Nov. 18, 2008
7257185 Fuel assembly and thimble screw of the same Aug. 14, 2007
6744842 Fuel assembly for a pressurized-water reactor Jun. 1, 2004
6674831 Fuel assembly and thimble screw of the same Jan. 6, 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
6526116 Nuclear fuel assembly with hydraulically balanced mixing vanes Feb. 25, 2003
6522710 Fastened spacer for grid of a nuclear reactor with associated method Feb. 18, 2003
6442227 Sleeve assembly for nuclear fuel racks Aug. 27, 2002
6411668 Guide tube of a nuclear reactor fuel assembly Jun. 25, 2002
6167104 Pressurized water reactor fuel assembly with a guide tube and method for producing the guide tube Dec. 26, 2000
5852644 Guide tube for a nuclear fuel assembly Dec. 22, 1998
5654993 Fuel element for pressurized--water reactor with guide tubes finally heat-treated in two steps Aug. 5, 1997
5640434 Miniaturized nuclear reactor utilizing improved pressure tube structural members Jun. 17, 1997
5629964 Neutron absorbing apparatus May. 13, 1997
5617457 Pressurized-water reactor with individually adapted pressure distribution in the coolant Apr. 1, 1997
5600694 Nuclear fuel upper end fitting quick disconnect joint Feb. 4, 1997
5533078 Nuclear fuel assembly for a pressurized water reactor Jul. 2, 1996
5479463 Neutron absorbing apparatus Dec. 26, 1995
5465282 Fuel assembly for a nuclear reactor Nov. 7, 1995
5375155 Fuel assembly with rational screw fastenings of the upper tie plate to tubes or rods Dec. 20, 1994
5363423 Quick release top nozzle assembly Nov. 8, 1994
5343508 Spacer grid retainer Aug. 30, 1994
5301211 Fuel assembly sputtering process Apr. 5, 1994
5282231 Lower tie plate cast frame Jan. 25, 1994
5268948 Locking assembly for nuclear fuel bundles Dec. 7, 1993
5232655 Nuclear fuel assembly skeleton Aug. 3, 1993
5200143 Fuel assembly for nuclear reactor Apr. 6, 1993
5188798 Grid for nuclear fuel assembly Feb. 23, 1993
5180550 Fuel assembly for nuclear reactor Jan. 19, 1993
5147599 Fuel assembly of a nuclear reactor Sep. 15, 1992
5147600 Grid for nuclear fuel assembly Sep. 15, 1992
5098647 Guide tube insert assembly for use in a nuclear reactor Mar. 24, 1992
5068083 Dashpot construction for a nuclear reactor rod guide thimble Nov. 26, 1991
5015435 Device for demountable fastening of a guide tube into an end fitting of a fuel assembly of a nuclear reactor May. 14, 1991
5002722 Nuclear fuel assembly with coolant flow fractionation Mar. 26, 1991
4999154 Demountable fuel assembly for a nuclear reactor cooled by light water Mar. 12, 1991
4776198 Method and apparatus for securing structural tubes in nuclear reactor fuel assemblies Oct. 11, 1988
4762676 Top nozzle adapter plate with fuel rod capture grid having pressure drop adjusting means Aug. 9, 1988
4762669 Nuclear reactor core containing fuel assemblies positioned adjacent core baffle structure having annular anti-vibration grids Aug. 9, 1988
4738821 Reconstitutable nuclear fuel assembly having locking tubes with dimples Apr. 19, 1988
4716016 Universal fuel assembly construction for a nuclear reactor Dec. 29, 1987
4707329 Nuclear reactor control rod with uniformly changeable axial worth Nov. 17, 1987
4707326 Arrangement and method for attaching and reattaching a top nozzle in a reconstitutable nuclear fuel assembly Nov. 17, 1987
4699759 Double lock joint for attaching top nozzle to guide thimbles of nuclear fuel assembly Oct. 13, 1987
4699760 Fuel assembly skeleton with structural and non-structural top nozzle/guide thimble joints Oct. 13, 1987
4699761 Integral reusable locking arrangement for a removable top nozzle subassembly of a reconstitutable nuclear fuel assembly Oct. 13, 1987

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