Patents for G21C 1 - Reactors (2,232)
08/1992
08/18/1992US5139735 Reactivity control system
08/18/1992US5139732 Process and a device for extracting a heating rod having deformations from a pressurizer casing of a pressurized-water nuclear reactor
08/11/1992CA1306314C Apparatus and process for nuclear reactor instrumentation device
08/04/1992US5135711 Pumping coolant
08/04/1992US5135705 Plug and method for plugging a penetration in a pressure vessel wall
07/1992
07/22/1992EP0495103A1 Atomic power generation system and its construction method
07/14/1992US5130078 Reactivity control system and method
07/09/1992WO1992011639A1 Safety-valve unit for a pressurized container
06/1992
06/25/1992DE4041418A1 Anordnung zur druckabsicherung eines druckbehaelters Arrangement for printing a hedge druckbehaelters
06/23/1992US5124115 Bwr series pump recirculation system
06/23/1992US5124113 Nuclear reactor with improved efficiency
06/17/1992CN1017100B Cluster guide with centering and antivibratory positioning device for nuclear reactors
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
06/09/1992US5120489 Hydraulic control rod drive
05/1992
05/26/1992US5116567 Nuclear reactor with bi-level core
05/19/1992US5114667 High temperature reactor having an improved fluid coolant circulation system
05/13/1992CN1061105A Forced circulation and separately placed type deep water pond nuclear heat supply reactor
05/13/1992CN1061104A Deep water pond type nuclear heat supply reactor with additional isolation layer
05/12/1992US5112569 Intrinsic-safety nuclear reactor of the pressurized water type
05/12/1992US5111662 Gas/steam power station plant
05/05/1992US5110535 Turbine-driven control rod drive
04/1992
04/29/1992CN1016472B Loading process for briquet stove type nuclear reactor and the corresponding briquet stove type nuclear reactor
04/21/1992US5106574 Power manned space platform
04/21/1992US5106572 Centering and fixation device for a cluster guide flange of a core plate of a nuclear reactor
04/07/1992US5102616 Full pressure passive emergency core cooling and residual heat removal system for water cooled nuclear reactors
03/1992
03/29/1992CA2026467A1 Intertube thermal conductance rate limiting device
03/19/1992WO1991009996A3 Transport system, in particular for transporting silicon monocrystals through the tank of a research reactor
03/18/1992EP0475799A1 Method and device for extracting a deformed heater rod from a pressurizer container of a nuclear pressure water reactor
03/10/1992US5094803 Steam generator
03/10/1992US5094801 Two piece pressurizer heater sleeve
03/05/1992WO1992003828A1 Atomic power generation system and its construction method
02/1992
02/25/1992US5091144 Boiling water nuclear reactor containing ventilated suppresion pool
02/25/1992US5091143 Natural circulation reactor
02/25/1992US5091140 Method of replacing a heater nozzle in a nuclear reactor pressurizer
02/19/1992EP0470981A1 Mixing device for fluids.
02/18/1992US5089218 Water cooled nuclear reactor with a diaphragm pressurizers for low pressures and temperatures
02/11/1992US5087412 Nuclear reactor
02/05/1992EP0469616A1 Transuranium elements transmuting reactor core, transuranium elements transmuting fuel pin and transuranium elements transmuting fuel assembly
02/04/1992US5086444 Primary radiation diaphragm
01/1992
01/28/1992US5084235 Direct cycle-type atomic power plant with means for suppressing transfer from a liquid phase to a vapor phase of radioactive nitrogen oxides
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
01/23/1992WO1992001288A1 Seed and blanket fuel arrangement for dual-phase nuclear reactors
01/21/1992US5082620 BWR parallel flow recirculation system
01/08/1992EP0465272A1 Nuclear reactor pressure vessel
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
01/07/1992US5078953 Natural circulation boiling-water reactor with output power regulation
01/07/1992CA1294069C Irradiator and method of using irradiator to irradiate
12/1991
12/27/1991EP0462810A1 Passive cooling safety system for liquid metal cooled nuclear reactors
12/17/1991US5073335 Bwr turbopump recirculation system
12/10/1991US5070600 Repairing heater penetration nozzles
10/1991
10/29/1991US5061435 High-temperature reactor
10/29/1991US5061433 Process for the replacement of a heating rod of a pressurizer of a pressurized-water nuclear reactor
10/23/1991EP0453165A1 Natural-circulation boiling-water reactor with output power regulation
10/16/1991CN1055441A Removable platform for working inside casing, such as pressurizer of pressurized water nuclear reactor
10/15/1991US5057270 Instrumentation arrangement for a pressurized water nuclear reactor
10/09/1991EP0451015A1 Removable platform for interventions inside a shell, such as a pressurizer of a PWR
10/03/1991CA2039313A1 Removable floor for entering an envelope such as in a pressurized nuclear water reactor
10/01/1991US5053190 Water cooled nuclear reactor and pressurizer assembly
09/1991
09/26/1991DE3051181C2 Gas cooled high temp. pebble bed reactor
09/24/1991US5051230 Nuclear reactor of a ball-bed type for batch-wise use of core fuel balls replaced by a new batch at relatively long intervals
09/10/1991US5047204 Nuclear fuel element for a particle bed reactor
09/03/1991US5045274 Water cooled nuclear reactors
08/1991
08/28/1991CN1013717B Briquet stove-type intermittently running nuclear reactor
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
08/14/1991CN1013530B Forced-natural circulation bath-type heat-supplying reactor
08/07/1991EP0440353A1 Pressurizer heater sleeve
08/06/1991US5037607 Nuclear reactor core
08/06/1991US5037604 Coffer dam for temporary shielding of reactor vessel internals
08/06/1991US5037601 Air; isolated system; minimal monitoring relatively safe shut down and decomissioning
07/1991
07/24/1991CN1013322B Nuclear power station
07/16/1991US5032349 Shutdown of a high temperature reactor
07/11/1991WO1991009996A2 Transport system, in particular for transporting silicon monocrystals through the tank of a research reactor
06/1991
06/27/1991DE3942387A1 Transportsystem, insbesondere zum transportieren von siliziumeinkristallen durch das becken eines forschungsreaktors Transport system, particularly for transport of silicon single crystals by the pool of a research reactor
06/19/1991EP0433179A1 Procedure for replacing a heater of a pressurizer in a nuclear reactor and device used in such a procedure
06/18/1991US5024804 Swinging support for nuclear power plant pressurizer valves
06/04/1991US5021211 Liquid metal cooled nuclear reactors with passive cooling system
05/1991
05/30/1991WO1991007758A1 Liquid metal-cooled nuclear reactor
05/28/1991US5019328 Pressure vessel, reactor coe, steam venting means
05/28/1991US5019322 Gas cooled nuclear reactor with a pebble bed of spherical operating elements
05/21/1991US5017333 Multi-region reactor core pebble bed high temperature gas reactor
05/07/1991US5013519 Autonomous, decentralized fast breeder reactor system
05/02/1991EP0424660A1 Gas/steam power plant
04/1991
04/30/1991US5011653 Binding of volatile iodine and cesium iodide
04/25/1991CA2028294A1 Gas/steam power station plant
04/16/1991US5008550 Conveyor system for irradiated food products
04/03/1991CN1050460A Reactor core decay heat removing system in pressurized water reactor
03/1991
03/27/1991EP0418701A1 Reactor core decay heat removing system in a pressurized water reactor
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