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Class Information
Number: 376/299
Name: Induced nuclear reactions: processes, systems, and elements > Reactor protection or damage prevention > Auxiliary heat removal structure > Decay heat removal
Description: Subject matter wherein the components are the fission fuel bodies and the energy removed is generated when the reactor is shutdown.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
5087408 Nuclear power facilities Feb. 11, 1992
5082619 Passive heat removal from nuclear reactor containment Jan. 21, 1992
5078959 Reactor block of a fast reactor, with an inner cylindrical vessel for removing the residual power of the core by natural circulation Jan. 7, 1992
5076999 Passive decay heat removal system for water-cooled nuclear reactors Dec. 31, 1991
5061435 High-temperature reactor Oct. 29, 1991
5059385 Isolation condenser passive cooling of a nuclear reactor containment Oct. 22, 1991
5049353 Passive containment cooling system Sep. 17, 1991
5047204 Nuclear fuel element for a particle bed reactor Sep. 10, 1991
5045274 Water cooled nuclear reactors Sep. 3, 1991
5043135 Method for passive cooling liquid metal cooled nuclear reactors, and system thereof Aug. 27, 1991
5043136 Passive cooling safety system for liquid metal cooled nuclear reactors Aug. 27, 1991
5021212 Primary containment vessel with outer pool Jun. 4, 1991
5021211 Liquid metal cooled nuclear reactors with passive cooling system Jun. 4, 1991
5011652 Nuclear power facilities Apr. 30, 1991
5008069 Device for cooling a heat-generating member Apr. 16, 1991
5006303 Nuclear power plant Apr. 9, 1991
4959193 Indirect passive cooling system for liquid metal cooled nuclear reactors Sep. 25, 1990
4909981 Nuclear reactor Mar. 20, 1990
4863675 Nuclear power system Sep. 5, 1989
4863676 Inherently safe, modular, high-temperature gas-cooled reactor system Sep. 5, 1989
4859405 Filtered venting and decay heat removing apparatus and system for containment structures, and method of operation Aug. 22, 1989
4859401 Nuclear reactor Aug. 22, 1989
4847040 Nuclear power plant with a gas cooled high temperature reactor Jul. 11, 1989
4842810 Nuclear power plant with a high temperature reactor located eccentrically in a cylindrical prestressed concrete pressure vessel Jun. 27, 1989
4836443 Temperature-dependent pressure release device for pressure vessels Jun. 6, 1989
4832904 Emergency cooling device for a fast neutron nuclear reactor May. 23, 1989
4830815 Isolation condenser with shutdown cooling system heat exchanger May. 16, 1989
4826652 Low capacity nuclear reactor housed underground in the cavity of a cylindrical pressure vessel May. 2, 1989
4812286 Shroud tank and fill pipe for a boiling water nuclear reactor Mar. 14, 1989
4808369 Emergency core cooling apparatus Feb. 28, 1989
4799538 Device for condensing steam under pressure and its application to the cooling of a nuclear reactor after an incident Jan. 24, 1989
4795607 High-temperature reactor Jan. 3, 1989
4789517 Rotating bubble membrane radiator Dec. 6, 1988
4788031 Concrete reactor pressure vessel for a gas cooled nuclear reactor of low capacity Nov. 29, 1988
4786463 Emergency heat exchanger for cooling the primary fluid of a nuclear reactor, and a process for assembling this heat exchanger Nov. 22, 1988
4783306 Method and device for passive transfer of heat from nuclear reactors to a public utility network, with automatic regulation of reactor power and automatic emergency shutdown and switchover to Nov. 8, 1988
4780270 Passive shut-down heat removal system Oct. 25, 1988
4767594 Control of reactor coolant flow path during reactor decay heat removal Aug. 30, 1988
4765946 Intrinsically safe emergency cooling device for a pressurized-water nuclear reactor Aug. 23, 1988
4761260 Nuclear power plant with a high temperature reactor located in a cylindrical prestressed concrete pressure vessel Aug. 2, 1988
4759899 Reactor with natural convection backup cooling system Jul. 26, 1988
4759901 Nuclear reactor installation arranged in the cavity of a pressure vessel Jul. 26, 1988
4756873 Single loop nuclear power plant for current generation with a helium cooled high temperature reactor Jul. 12, 1988
4756872 Nuclear power station for a gas-cooled high temperature pebble bed reactor Jul. 12, 1988
4753773 Double tube steam generator Jun. 28, 1988
4753771 Passive safety system for a pressurized water nuclear reactor Jun. 28, 1988
4752439 Safety enclosure cooling system for gas cooled high temperature reactors Jun. 21, 1988
4743424 Nuclear reactor installation May. 10, 1988
4737337 Nuclear reactor having double tube helical coil heat exchanger Apr. 12, 1988
4725400 Nuclear reactor plant housed in a steel pressure vessel, with a gas cooled, small high temperature reactor Feb. 16, 1988

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