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Class Information
Number: 376/281
Name: Induced nuclear reactions: processes, systems, and elements > Reactor protection or damage prevention > Fluid flow reversal protection
Description: Subject matter wherein the undesired effect is a change in the direction of flow of a fluid within a reactor component.










Patents under this class:

Patent Number Title Of Patent Date Issued
6071482 Device for cooling and intermixing of gas from accidental leaks Jun. 6, 2000
5875222 Nuclear reactor core flooding by control of shroud leakage and fuel channel spillover Feb. 23, 1999
5377242 Method and system for emergency core cooling Dec. 27, 1994
5303275 Forced-circulation reactor with fluidic-diode-enhanced natural circulation Apr. 12, 1994
5006303 Nuclear power plant Apr. 9, 1991
4863673 Check valve test method for control rod drive Sep. 5, 1989
4830053 Fluidic devices May. 16, 1989
4816210 Passive filtered containment vent Mar. 28, 1989
4762666 Automatically closing swing gate closure assembly Aug. 9, 1988
4749542 Removable check valve for use in a nuclear reactor Jun. 7, 1988
4737338 Nuclear reactor containing connecting means for connecting a reactor vessel and at least one receiver vessel Apr. 12, 1988
4716011 BWR fuel assembly bottom nozzle with one-way coolant flow valve Dec. 29, 1987
4714584 Flow limiting head adapter extension Dec. 22, 1987
4699754 Jet pump-drive system for heat removal Oct. 13, 1987
4694693 Check valve test method using truncated accumulator blowdown Sep. 22, 1987
4671922 Nuclear reactor cooled by a liquid metal Jun. 9, 1987
4645641 Process and installation to secure a prestressed concrete pressure vessel surrounded by a reactor protection building against excessive pressure and to prevent the release of activity to the e Feb. 24, 1987
4548783 Outlet plug for recirculation loop of nuclear reactor Oct. 22, 1985
4490836 Shut-off valve Dec. 25, 1984
4448023 Pressure wave attenuating main steam line apparatus May. 15, 1984
4412969 Combination pipe rupture mitigator and in-vessel core catcher Nov. 1, 1983
4396350 Pump isolation valve Aug. 2, 1983
4367194 Emergency core cooling system Jan. 4, 1983
4283006 Thermally-activated closure device Aug. 11, 1981
4283006 Thermally-activated closure device Aug. 11, 1981
4280871 Live steam shut-off device for pressurized water reactors Jul. 28, 1981
4277310 Water-cooled nuclear reactor Jul. 7, 1981
4092214 Nuclear reactor installation May. 30, 1978
4080252 Nuclear reactor core cooling arrangement Mar. 21, 1978
4077837 Pressurized-water reactor coolant pipe containment Mar. 7, 1978
4071403 Method and apparatus for protecting the core of a nuclear reactor Jan. 31, 1978
4066498 Shut-off and safety device for a live steam line in a pressurized water reactor Jan. 3, 1978
4060057 Water supply pipe for a steam generator Nov. 29, 1977
4043868 Water-cooled nuclear reactor with loss-of-coolant protection Aug. 23, 1977











 
 
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