Patents for G21C 1 - Reactors (2,232)
02/1994
02/19/1994CA2074779A1 Pressurising apparatus for pressure vessels
02/16/1994CN1023848C Instrumentation device for the core of a pressured water nuclear reactor and process and device for withdrawing and for installing this instrumentation device
02/01/1994US5283810 Pressurized water nuclear reactor with inherent safety
01/1994
01/25/1994US5282232 Nuclear reactor upper internal equipment with cluster guide devices
01/12/1994CN1080773A Staged depressurization system
01/12/1994CN1080768A Nuclear reactor reflector
01/12/1994CN1080767A Pressurizer tank apper support
01/11/1994US5278880 Pressurizer tank upper support
12/1993
12/29/1993EP0576195A1 Nuclear reactor reflector
12/29/1993EP0576127A1 Staged depressurization system
12/28/1993US5274683 Method for replacing a nozzle
12/15/1993CA2072418A1 Passive cooling system for top entry liquid metal cooled nuclear reactors
12/07/1993US5268945 Boiling water reactor system with staggered chimney
11/1993
11/30/1993US5267281 Heat exchanger and water tank arrangement for passive cooling system
11/30/1993US5267276 Neutron transport analysis for nuclear reactor design
11/23/1993US5265136 Sodium cooled fast reactor
11/16/1993US5263070 Nuclear reactor with multiple internal heat exchangers
11/16/1993US5263067 Locating hot and cold-legs in a nuclear powered steam generation system
11/16/1993US5262091 Steam injector system
11/02/1993US5259008 Staged depressurization system
10/1993
10/14/1993DE4212284A1 An automatic shut=down device for nuclear, esp. sodium cooled, reactors - based on an expansion device driven by coolant temperature rises
10/06/1993CN1022357C Nature cycling reactor
10/06/1993CN1022355C Centering and fixation device for a cluster guide flange of a core plate of a nuclear reactor
09/1993
09/30/1993DE4221588C1 Gas cooled nuclear reactor - has fusible link in current supply to gas circulation fan
09/21/1993US5247553 Submerged passively-safe power plant
09/08/1993CN1076051A Pressurized water reactor plant
09/01/1993EP0470981B1 Mixing device for fluids
08/1993
08/19/1993WO1993016477A1 Nonproliferative light water nuclear reactor with economic use of thorium
08/19/1993CA2128514A1 Nonproliferative light water nuclear reactor with economic use of thorium
07/1993
07/20/1993US5229067 Liquid metal cooled nuclear reactor
07/13/1993US5227126 Internal structure for a fast neutron nuclear reactor
07/06/1993US5225153 Pebble-type high temperature gas reactor
06/1993
06/29/1993US5223210 Passive cooling system for liquid metal cooled nuclear reactors with backup coolant flow path
06/29/1993US5223208 Nuclear power generation system and its construction method
06/15/1993CA1319207C Nuclear reactor having a unitary pressure container structure
06/02/1993EP0538414A4 Seed and blanket fuel arrangement for dual-phase nuclear reactors
06/02/1993EP0538409A4 Fuel-bundle inversion for dual-phase nuclear reactors
05/1993
05/27/1993WO1993010538A2 Neutron transport analysis for nuclear reactor design
05/25/1993US5213756 Boiling water reactor with expanded core diameter
05/19/1993CN1072282A 热交换器 Heat exchanger
05/19/1993CN1020824C Internal equipments in lower part of nuclear reactor
05/19/1993CN1020822C Super-internal apparatus of reactor having composition guiding device
05/18/1993CA1318042C Intrinsic-safety nuclear reactor of the pressurized water type
05/12/1993EP0541297A1 Heat exchanger
05/11/1993CA1317690C Calandria tank for pressure tube type nuclear reactor
05/11/1993CA1317689C2 Coveyor system for irradiated food products
04/1993
04/28/1993EP0539052A1 Boiling water nuclear reactor in which parasitic bypass flow of coolant is reduced
04/28/1993EP0538414A1 Seed and blanket fuel arrangement for dual-phase nuclear reactors.
04/28/1993EP0538409A1 Fuel-bundle inversion for dual-phase nuclear reactors
04/28/1993EP0538407A1 Nuclear reactor with bi-level core
04/28/1993EP0538400A1 Reactor-core isolation cooling system with dedicated generator
04/22/1993DE4226132A1 Choking device for nuclear reactor pressure vessel testing - and or decontamination or cleaning using simple, passive, flow throttling perforations
04/20/1993US5204054 Nuclear reactor pressure vessel
04/20/1993US5204053 Bi-level fuel management method for boiling-water nuclear reactor
04/13/1993US5202084 Bi-level reactor including steam separators
04/13/1993US5202082 Method and apparatus for replacing a nozzle
04/06/1993US5199671 Method of receiving cargo
03/1993
03/30/1993CA1315425C Water cooled nuclear reactor with a diaphragm pressuriser for low pressures and temperatures
03/24/1993EP0533351A2 Passive cooling system for loop-type top entry liquid metal cooled reactors
03/23/1993US5196159 Liquid sodium coolant, reflector
03/10/1993EP0531086A1 Reactor core isolation cooling system
03/03/1993CN1069596A Internal structure for fast neutron nuclear reactor
03/02/1993US5190720 Liquid metal cooled nuclear reactor plant system
02/1993
02/24/1993EP0528674A1 Passive cooling system for liquid metal cooled nuclear reactors with backup coolant flow path
02/24/1993EP0528673A1 Passive cooling system for liquid metal cooled nuclear reactor
02/17/1993EP0527630A1 Nuclear reactor comprising steam separator and two axially arranged cores
02/17/1993EP0527354A1 Pressurised water nuclear reactor with inherent safety
02/17/1993CA2072401A1 Passive cooling system for liquid metal cooled nuclear reactors with backup coolant flow path
02/15/1993CA2074381A1 Pressurised water nuclear reactor with inherent safety
02/10/1993EP0526773A1 Pressurising apparatus for pressure vessels
02/03/1993EP0526059A1 Dual-phase reactor plant with partitioned isolation condenser
02/02/1993US5183625 Removable platform for working inside a casing of a pressurizer of a pressurized-water nuclear reactor
01/1993
01/19/1993US5180547 Boiling water reactor with staggered chimney
01/19/1993US5180546 Boiling water reactor with downcomer steam release channel
01/19/1993US5180543 Passive safety injection system using borated water
01/19/1993CA1312969C Water cooled nuclear reactors
12/1992
12/22/1992US5173251 Mixing apparatus for fluids
12/16/1992EP0518657A1 Forced and natural recirculation system for boiling water reactor
12/16/1992EP0518593A1 Forced-circulation reactor with enhanced flow in natural circulation operation
12/16/1992CN1067133A Emergency reactor coolant accumulator
12/15/1992US5171953 Welding device for the replacement of a heating rod of a pressurizer of a pressurized-water nuclear reactor
12/15/1992US5171521 Intertube thermal conductance rate limiting device
12/08/1992US5169595 Reactor core isolation cooling system
12/03/1992DE4117722A1 Conversion ratio increase of pressurised water reactor - using under moderated advanced PWR with shortened fuel elements, for stepwise fissile fuel prodn.
12/03/1992DE4117209A1 Novel hot steam-cooled nuclear reactor - with all ceramic fuel elements, heat transfer using steam, and annular core
11/1992
11/25/1992EP0514914A2 Steam injector system
11/19/1992EP0514088A1 Boiling water reactor parallel flow recirculation system
11/17/1992US5164150 Method and apparatus for reducing parasitic bypass flow in a boiling water reactor
11/10/1992US5162097 Steam cooled nuclear reactor with bi-level core
11/04/1992EP0511873A1 Boiling water reactor with expanded core diameter
10/1992
10/28/1992EP0511016A1 Emergency coolant accumulator for nuclear reactor
10/27/1992US5158741 Passive cooling system for top entry liquid metal cooled nuclear reactors
10/07/1992EP0506690A1 Transport system, in particular for transporting silicon monocrystals through the tank of a research reactor.
09/1992
09/22/1992US5149491 Seed and blanket fuel arrangement for dual-phase nuclear reactors
09/22/1992US5149490 Method and apparatus for replacing a nozzle
09/16/1992EP0503552A1 Shut-down system for nuclear water reactor
09/08/1992US5145639 Dual-phase reactor plant with partitioned isolation condenser
09/02/1992EP0500656A1 Liquid metal-cooled nuclear reactor
09/02/1992CN1064170A Pulse reactor
09/01/1992US5143690 Fuel-assembly inversion for dual-phase nuclear reactors
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