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Class Information
Number: 976/DIG.143
Name: Nuclear technology > Emergency protection arrangements structally associated with the reactor (e.g., safety valves provided with pressure equalization devices) [g21c-9/00] *** (emergency cooling arrangements dig. 196) > Core catchers [g21c-9/00d]
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
5307390 Corium protection assembly Apr. 26, 1994
5192494 Arrangement for protecting reactor containment integrity Mar. 9, 1993
5186888 Device for recovering and cooling the core of a nuclear reactor in meltdown following Feb. 16, 1993
4650642 Heat dissipating nuclear reactor with metal liner Mar. 17, 1987
4643870 Heat dissipating nuclear reactor Feb. 17, 1987
4584802 Protective structure for the floor of a concrete enclosure having to contain a high temperature fluid Apr. 29, 1986
4464333 Molten core retention and solidification apparatus Aug. 7, 1984
4442065 Retrofittable nuclear reactor core catcher Apr. 10, 1984
4412969 Combination pipe rupture mitigator and in-vessel core catcher Nov. 1, 1983
4343762 Safety device for nuclear fission reactors Aug. 10, 1982
4342621 Molten core catcher and containment heat removal system Aug. 3, 1982
4310385 Emergency deployable core catcher Jan. 12, 1982
4300983 Method and arrangement for reducing the radiation exposure risks in the course of a nuclear reactor core melt down accident Nov. 17, 1981
4289582 Nuclear reactor collecting tank with thermal insulation Sep. 15, 1981
4280872 Core catcher device Jul. 28, 1981
4252612 Nuclear reactors Feb. 24, 1981
4240875 Nuclear energy plant with collecting container for melting core masses Dec. 23, 1980
4146429 Dispersement apparatus Mar. 27, 1979
4121970 Nuclear reactor installation including a core catching apparatus Oct. 24, 1978
4116764 Apparatus for controlling nuclear core debris Sep. 26, 1978
4113560 Core catcher for nuclear reactor core meltdown containment Sep. 12, 1978
4073682 Nuclear reactor core catching apparatus Feb. 14, 1978
4072561 Bottom cooler for nuclear reactors Feb. 7, 1978
4062724 Nuclear core debris collecting tray Dec. 13, 1977
4045284 Nuclear reactor fuel containment safety structure Aug. 30, 1977
4036688 Apparatus for controlling molten core debris Jul. 19, 1977
4028179 Nuclear reactor core safety device Jun. 7, 1977
4003785 Reactor core melt containment receptacle Jan. 18, 1977
3964966 Molten core retention assembly Jun. 22, 1976
3945883 Liquid metal cooled nuclear reactors Mar. 23, 1976
3935063 Emergency heat removal system for a nuclear reactor Jan. 27, 1976
3930939 Pressure suppression system for a nuclear reactor Jan. 6, 1976











 
 
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