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Class Information
Number: 376/426
Name: Induced nuclear reactions: processes, systems, and elements > Fuel component structure > Plural fuel segments or elements
Description: Subject matter wherein the fuel component structure is comprised of either (a) a plurality of fuel segments which are sealed, enclosed, or contained within a single container, or (b) a plurality of elements assembled together with each element itself consisting of an enclosed, sealed, or contained integral mass of fuel or a plurality of fuel segments.

Sub-classes under this class:

Class Number Class Name Patents
376/429 Complementary segments within same container 16
376/431 Concentric cylindrical elements 12
376/434 In pack or bundle 191
376/427 In solid moderator block 33
376/432 Plate-type fuel elements 22
376/430 Spherically shaped segments within same container 8
376/433 Stacked (e.g., candu type reactor fuel components) 35
376/428 Wherein the fissile content varies radially or axially within the same container (e.g., plural fuel layers) 80

Patents under this class:

Patent Number Title Of Patent Date Issued
8711997 Reactor core of liquid metal cooled reactor Apr. 29, 2014
8705685 Device for removing solid particles from the cooling medium which circulates in the primary circuit of a nuclear reactor Apr. 22, 2014
8693611 Liquid-metal-cooled fast reactor core comprising nuclear fuel assembly with nuclear fuel rods with varying fuel cladding thickness in each of the reactor core regions Apr. 8, 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
8681921 System for assembling or disassembling a segmented rod 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
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
8542789 Irradiation target positioning devices and methods of using the same Sep. 24, 2013
8520795 Intermediate end plug assembly for segmented fuel rod and segmented fuel rod having the same Aug. 27, 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
7804930 Nuclear fuel assembly comprising a reinforcing mesh device and the use of one such device in a nuclear fuel assembly Sep. 28, 2010
7587018 Process for manufacturing enhanced thermal conductivity oxide nuclear fuel and the nuclear fuel Sep. 8, 2009
7526058 Rod assembly for nuclear reactors Apr. 28, 2009
7430267 Multi-core fuel rod for research reactor and manufacturing method thereof Sep. 30, 2008
7349518 Boiling water reactor core and fuel assemblies therefor Mar. 25, 2008
6744842 Fuel assembly for a pressurized-water reactor Jun. 1, 2004
6327324 Nuclear fuel assembly Dec. 4, 2001
5555281 Triangular lattice for LWR square fuel assemblies Sep. 10, 1996
5465282 Fuel assembly for a nuclear reactor Nov. 7, 1995
5309493 Fuel rod for nuclear reactor May. 3, 1994
5219519 Increased fuel column height for boiling water reactor fuel rods Jun. 15, 1993
5096660 Fuel assembly for a boiling reactor Mar. 17, 1992
4963317 High loading uranium fuel plate Oct. 16, 1990
4938918 Element immersed in coolant of nuclear reactor Jul. 3, 1990
4919884 Modular nuclear fuel element, modular capsule for such element and method for such element and method for manufacturing such modular capsule Apr. 24, 1990
4728487 Standardized reduced length burnable absorber rods for a nuclear reactor Mar. 1, 1988
4725401 Element immersed in coolant of nuclear reactor Feb. 16, 1988
4687605 Manufacturing automation system for nuclear fuel rod production Aug. 18, 1987
4282064 Nuclear fuel element Aug. 4, 1981
4175002 Nuclear fuel pellet with oppositely bottomed holes Nov. 20, 1979
4146431 Nuclear fuel cladding system Mar. 27, 1979
4120752 Mixed oxide fuel pellet for fuel rod of nuclear reactor core Oct. 17, 1978
3949027 Manufacturing process for improved nuclear fuel tablets Apr. 6, 1976
3932217 Method and device for the passive protection of a nuclear reactor Jan. 13, 1976

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