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Class Information
Number: 376/365
Name: Induced nuclear reactions: processes, systems, and elements > Reactor structures > Circulating fluid within reactor > Fuel assembly supports > Fuel assembly holddown or locking means > Hydraulic or pneumatic
Description: Subject matter wherein a fuel assembly is positioned in the coolant channel and the pressure of the coolant itself is utilized to help maintain the fuel assembly in its desired position in the coolant channel.

Patents under this class:

Patent Number Title Of Patent Date Issued
7245689 Nuclear reactor internal structure Jul. 17, 2007
6594333 Thermal load reducing system for nuclear reactor vessel Jul. 15, 2003
5528640 Low pressure double offset plate catcher for a nuclear reactor Jun. 18, 1996
5267285 Apparatus for suppressing formation of vortices in the coolant fluid of a nuclear reactor and associated method Nov. 30, 1993
4746488 Hydraulic holding down device for a nuclear fuel assembly May. 24, 1988
4732729 Fast breeder reactor Mar. 22, 1988
4457890 Liquid metal cooled nuclear reactors Jul. 3, 1984
4352778 Device for holding and supplying with liquid metal an assembly for a nuclear reactor core Oct. 5, 1982
4298432 Device for holding gas-cooled fuel assemblies of nuclear reactors Nov. 3, 1981
4174257 Hydraulic hold-down for nuclear reactor fuel Nov. 13, 1979
4164443 Hydraulic fuel hold down Aug. 14, 1979
4135971 Hydraulic hold-down for nuclear reactor fuel Jan. 23, 1979
4053359 Nuclear reactor Oct. 11, 1977
4053358 Modular assembly for supporting, straining, and directing flow to a core in a nuclear reactor Oct. 11, 1977
3968008 Fissile element and a method for charging or recharging it Jul. 6, 1976

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