Patents
Patents for G21C 15 - Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants (3,086)
08/1992
08/18/1992US5139735 Reactivity control system
08/13/1992DE4203138A1 PWR core cooling system - with prim. pump by=pass line for emergency water feed to core
08/06/1992WO1992011642A3 Core containment device in nuclear reactor installation and emergency cooling on core melt-through
08/04/1992US5135711 Pumping coolant
08/04/1992US5135708 Method of injection to or near core inlet
07/1992
07/22/1992EP0495304A1 Low pressure drop gas-liquid separator
07/22/1992EP0495103A1 Atomic power generation system and its construction method
07/15/1992CN1062806A Nuclear reactor, core resisting device, rapidly cooling method and delta-blade generating turbulent flow
07/14/1992US5130082 Low pressure drop gas-liquid separator
07/14/1992US5130078 Reactivity control system and method
07/09/1992WO1992011642A2 Core containment device in nuclear reactor installation and emergency cooling on core melt-through
07/08/1992EP0493900A1 Steam dryer
07/02/1992DE4041295A1 Kernreaktor-anlage, insbesondere fuer leichtwasserreaktoren, mit einer kernrueckhaltevorrichtung, verfahren zur notkuehlung bei einer solchen kernreaktor-anlage und verwendung turbulenzerzeugender deltafluegel Nuclear reactor plant, especially for light water reactors, with a kernrueckhaltevorrichtung, procedures for emergency cooling system at a nuclear reactor-use and such turbulence generating deltafluegel
07/01/1992EP0493312A1 Impeller for pumping hot fluids in nuclear reactors
07/01/1992EP0491700A1 Nuclear reactor plant
06/1992
06/30/1992US5126099 Boiling water reactor plant with hybrid pressure containment cooling system
06/23/1992US5124115 Bwr series pump recirculation system
06/11/1992DE4038505A1 Gas cooled nuclear reactor plant - having pressure vessel with separate shafts for core and heat extn. component
06/09/1992US5120494 Reactor-core isolation cooling system with dedicated generator
06/09/1992US5120493 Forced-circulation reactor with enhanced natural circulation
06/09/1992US5120490 Liquid filling method for a high-temperature and high-pressure vessel and apparatus therefor
06/09/1992US5120489 Hydraulic control rod drive
06/03/1992EP0488890A1 Nuclear pressure water reactor having a massive core shroud
06/02/1992US5118461 Flow rate measuring apparatus
05/1992
05/26/1992US5116567 Nuclear reactor with bi-level core
05/19/1992US5114667 High temperature reactor having an improved fluid coolant circulation system
05/12/1992US5112569 Intrinsic-safety nuclear reactor of the pressurized water type
05/05/1992US5110535 Turbine-driven control rod drive
04/1992
04/28/1992US5108697 Inhibiting stress corrosion cracking in the primary coolant circuit of a nuclear reactor
04/28/1992US5108695 Ventilating system for an emergency feedwater enclosure in a nuclear power plant
04/21/1992US5106573 BWR Natural steam separator
04/21/1992US5106571 Containment heat removal system
04/07/1992US5102617 Passive cooling means for water cooled nuclear reactor plants
04/07/1992US5102616 Full pressure passive emergency core cooling and residual heat removal system for water cooled nuclear reactors
03/1992
03/25/1992EP0476563A2 Nuclear reactor installation with passive cooling
03/18/1992EP0475700A1 Passive cooling means for water cooled nuclear reactor plants
03/17/1992US5096659 Reactor containment vessel
03/10/1992US5094803 Steam generator
03/05/1992WO1992003828A1 Atomic power generation system and its construction method
03/03/1992US5093075 Upper internal nuclear reactor equipments including a flow separation device
02/1992
02/25/1992US5091144 Boiling water nuclear reactor containing ventilated suppresion pool
02/25/1992US5091143 Natural circulation reactor
02/19/1992EP0470981A1 Mixing device for fluids.
02/18/1992US5089216 System for chemical decontamination of nuclear reactor primary systems
02/11/1992US5087412 Nuclear reactor
02/11/1992US5087408 Nuclear power facilities
02/04/1992US5085826 Steam dryer
02/04/1992US5085825 Standby safety injection system for nuclear reactor plants
01/1992
01/23/1992WO1992001299A1 Fuel-bundle inversion for dual-phase nuclear reactors
01/23/1992WO1992001298A1 Bwr series pump recirculation system
01/23/1992WO1992001297A1 Reactor-core isolation cooling system with dedicated generator
01/23/1992WO1992001296A1 Reactivity control system and method
01/23/1992WO1992001295A1 Bwr zero pressure containment
01/23/1992WO1992001294A1 Hydraulic control rod drive
01/23/1992WO1992001293A1 Bwr turbopump recirculation system
01/23/1992WO1992001292A1 Turbine-driven control rod drive
01/23/1992WO1992001291A1 Reactivity control system
01/23/1992WO1992001290A1 Steam cooled nuclear reactor with bi-level core
01/23/1992WO1992001289A1 Nuclear reactor with bi-level core
01/21/1992US5082620 BWR parallel flow recirculation system
01/21/1992US5082619 Passive heat removal from nuclear reactor containment
01/15/1992EP0466052A1 Method for reducing accident hazards
01/15/1992EP0465702A1 Apparatus and method for repairing welded flow connections provided through high pressure casings of nuclear power plant pumps or like devices
01/14/1992US5080857 Passive lower drywell flooder
01/07/1992US5078959 Reactor block of a fast reactor, with an inner cylindrical vessel for removing the residual power of the core by natural circulation
12/1991
12/31/1991US5076999 Passive decay heat removal system for water-cooled nuclear reactors
12/27/1991EP0462810A1 Passive cooling safety system for liquid metal cooled nuclear reactors
12/25/1991CN1057357A Nuclear reactor internals with cluster guides
12/24/1991US5075074 Steam-water separating system for boiling water nuclear reactors
12/24/1991US5075073 Foreign object separator for a reactor cooling system
12/24/1991US5075070 Handling pool and safety water reserve for pressurized water-cooled nuclear reactor
12/17/1991US5073335 Bwr turbopump recirculation system
12/11/1991EP0460805A1 Isolation condenser passive cooling of a nuclear reactor containment
12/04/1991EP0459719A1 Steam-water separating system for boiling water nuclear reactors
12/04/1991EP0459718A1 Steam-water separating construction for boiling water nuclear reactors
11/1991
11/19/1991US5066453 Nuclear fuel assembly coolant control
11/13/1991EP0456562A1 Internal equipment of a spider-guide nuclear reactor
11/05/1991US5063020 Steam-water separating construction for boiling water nuclear reactors
10/1991
10/29/1991US5061435 High-temperature reactor
10/23/1991EP0453303A1 Method of forming a coating on a reactor coolant pump sealing surface
10/22/1991US5059385 Isolation condenser passive cooling of a nuclear reactor containment
10/15/1991US5057340 Method of forming a coating on a reactor coolant pump sealing surface
10/01/1991US5053190 Water cooled nuclear reactor and pressurizer assembly
09/1991
09/17/1991US5049353 Passive containment cooling system
09/17/1991US5048570 Multisectioned nozzle dam
09/11/1991EP0446075A2 A converged magnetic flux type electro-magnetic pump
09/03/1991US5045274 Water cooled nuclear reactors
08/1991
08/27/1991US5043136 Passive cooling safety system for liquid metal cooled nuclear reactors
08/27/1991US5043135 Method for passive cooling liquid metal cooled nuclear reactors, and system thereof
07/1991
07/24/1991CN1013322B Nuclear power station
07/02/1991US5028384 Oxidation of Volatile Nitrogen Compounds
06/1991
06/05/1991EP0430009A1 Power supply unit for a vacuum pump with magnetic thrust bearings and with an auxiliary power supply for the thrust bearings in case of a power failure
06/05/1991CN1012769B Nuclear-powered apparatus
06/04/1991US5021212 Primary containment vessel with outer pool
06/04/1991US5021211 Liquid metal cooled nuclear reactors with passive cooling system
05/1991
05/30/1991WO1991007758A1 Liquid metal-cooled nuclear reactor
05/29/1991EP0428640A1 Heat-exchanger for cleaning coolant circuits.
05/28/1991US5019328 Pressure vessel, reactor coe, steam venting means
05/21/1991US5017102 Magnetically coupled pump and nuclear reactor incorporating said pump
05/15/1991EP0427455A1 Passive heat removal from nuclear reactor containment
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