| Patents for G21C 5 - Moderator or core structure; Selection of materials for use as moderator (1,237) |
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| 03/11/1992 | CN1059419A Core baffling device for nuclear reactors |
| 03/03/1992 | US5093075 Upper internal nuclear reactor equipments including a flow separation device |
| 03/03/1992 | US5093070 Boiling water reactor; radial; burnable poison |
| 02/26/1992 | EP0472461A1 Baffle assembly for nuclear reactor |
| 02/25/1992 | US5091144 Boiling water nuclear reactor containing ventilated suppresion pool |
| 02/18/1992 | US5089215 Method of securing a centering pin for a nuclear fuel assembly |
| 02/05/1992 | EP0469616A1 Transuranium elements transmuting reactor core, transuranium elements transmuting fuel pin and transuranium elements transmuting fuel assembly |
| 02/04/1992 | US5085691 Smelting carbon-containing semiproduct; tapping it into ladle; supplying slag-forming materials, reducer, and thermally pretreated oxide materials for alloying |
| 01/23/1992 | WO1992001299A1 Fuel-bundle inversion for dual-phase nuclear reactors |
| 01/23/1992 | WO1992001298A1 Bwr series pump recirculation system |
| 01/23/1992 | WO1992001297A1 Reactor-core isolation cooling system with dedicated generator |
| 01/23/1992 | WO1992001296A1 Reactivity control system and method |
| 01/23/1992 | WO1992001295A1 Bwr zero pressure containment |
| 01/23/1992 | WO1992001294A1 Hydraulic control rod drive |
| 01/23/1992 | WO1992001293A1 Bwr turbopump recirculation system |
| 01/23/1992 | WO1992001292A1 Turbine-driven control rod drive |
| 01/23/1992 | WO1992001291A1 Reactivity control system |
| 01/23/1992 | WO1992001290A1 Steam cooled nuclear reactor with bi-level core |
| 01/23/1992 | WO1992001289A1 Nuclear reactor with bi-level core |
| 01/23/1992 | WO1992001288A1 Seed and blanket fuel arrangement for dual-phase nuclear reactors |
| 01/22/1992 | EP0467093A1 Guide tube insert assembly for use in a nuclear reactor |
| 01/08/1992 | EP0465272A1 Nuclear reactor pressure vessel |
| 12/25/1991 | CN1057357A Nuclear reactor internals with cluster guides |
| 12/17/1991 | US5073335 Bwr turbopump recirculation system |
| 12/04/1991 | EP0459021A1 Threaded insert method of repairing a nuclear assembly |
| 11/27/1991 | EP0458360A1 Fuel assembly comprising a plurality of fuel rods |
| 11/19/1991 | US5065490 Threaded insert for repairing a nuclear assembly |
| 11/13/1991 | EP0456562A1 Internal equipment of a spider-guide nuclear reactor |
| 10/31/1991 | DE4113729A1 Nuclear reactor fuel assembly with uranium and plutonium fuel rods - enriched in uranium 235 and/or plutonium in axial direction for light water reactor |
| 10/01/1991 | US5053189 System providing improved guidance support with restricted coolant flow for control rods in the upper head plenum of a nuclear reactor |
| 09/18/1991 | EP0447109A1 Austenitic steel having superior characteristics in resistance against stress corrosion cracking, method for producing of same and usage of same |
| 08/06/1991 | US5037607 Nuclear reactor core |
| 07/30/1991 | US5035852 Tapered leaf support pin for operating plant guide tubes |
| 07/16/1991 | US5032349 Shutdown of a high temperature reactor |
| 07/09/1991 | US5030413 Core internals of a water-cooled nuclear reactor |
| 06/18/1991 | US5024808 Combined support column and guide tube for use in a nuclear reactor |
| 06/05/1991 | EP0429445A1 Arrangement for centering components of a nuclear reactor |
| 05/29/1991 | CN1051815A Device for wedging the upper support plate of a cluster guides in relation to the vessel of a nuclear reactor |
| 05/22/1991 | EP0428433A1 Device for fixation of upper spider guide plate in a nuclear reactor vessel |
| 05/21/1991 | US5017333 Multi-region reactor core pebble bed high temperature gas reactor |
| 05/14/1991 | US5015437 Graphite core blocks for high temperature gas-cooled reactor |
| 04/24/1991 | EP0423547A1 System providing improved guidance support with restricted coolant flow for control rods in the upper head plenum of a nuclear reactor |
| 03/26/1991 | US5002722 Nuclear fuel assembly with coolant flow fractionation |
| 03/12/1991 | CA1281441C Process for the control of the core of a pressurized nuclear water reactor |
| 03/05/1991 | US4997620 Process and device for limiting the intensity of parasitic jets of cooling water in a pressurized-water nuclear reactor |
| 01/24/1991 | DE3923401A1 Remote controlled measuring device for submerged use - has measuring head retracted into a ring gauge for calibration before each measurement operation |
| 11/21/1990 | CN1010523B Nuclear reactor having a longitudinally elongated vessel |
| 11/14/1990 | EP0396805A1 Pin and tool to be anchored in a panel bore or in a wall |
| 10/17/1990 | EP0392051A1 Process and arrangement for fastening an alignment pin |
| 10/02/1990 | US4960561 Nuclear reactor lower internals |
| 09/19/1990 | EP0387891A2 Fast neutron reactor and method of refueling |
| 07/10/1990 | US4941159 Reduced neutron leakage, tungsten, stainless steel or zirconium oxide reflector |
| 06/26/1990 | US4937039 Four pin mounting system for nuclear reactor control rod guide tubes |
| 05/30/1990 | EP0370427A2 Core insertions for a water-cooled nuclear reactor |
| 05/30/1990 | CN1008225B Graphite side-reflector |
| 05/16/1990 | EP0367963A2 Low neutron fluence nuclear reactor internals |
| 05/15/1990 | US4925624 Pressurized water nuclear reactor with solid partitioning |
| 05/01/1990 | US4921282 Undermoderated nuclear reactor |
| 04/25/1990 | CN1041664A Centering and fixation device for a cluster guide flange of a core plate of a nuclear reactor |
| 04/18/1990 | EP0363710A2 Combined support column and guide tube for use in a nuclear reactor |
| 04/11/1990 | EP0363267A1 Device for centering and fixing a cluster guide tube flange on an upper core plate of a nuclear reactor |
| 04/05/1990 | WO1990003647A1 Arrangement for centering components of a nuclear reactor |
| 04/03/1990 | US4914678 Reactor core in a nuclear reactor and initial core in a nuclear reactor |
| 02/08/1990 | WO1990001071A1 Method for producing general-purpose steel |
| 01/16/1990 | US4894200 Boiling water nuclear reactor, fuel assemblies, control rods |
| 01/10/1990 | CN1038717A Upper internal nuclear reactor equipments including flow separation device |
| 01/10/1990 | CN1006422B Core barrel support system for nuclear reactors |
| 11/29/1989 | EP0343582A2 Components for constituting a nuclear reactor core, and method of operating a nuclear reactor |
| 11/07/1989 | US4879089 Liquid metal cooled nuclear reactors |
| 11/07/1989 | US4879086 Neutron economic reactivity control system for light water reactors |
| 11/02/1989 | DE3813018A1 Cylindrical side reflector for nuclear reactors |
| 10/24/1989 | US4876061 Resiliently loaded lateral supports for cantilever-mounted rod guides of a pressurized water reactor |
| 10/19/1989 | DE3810572A1 Device for radial support of a cylindrical side reflector constructed of graphite blocks |
| 10/03/1989 | US4871508 Method for operation of a light water boiling reactor |
| 09/27/1989 | EP0334690A2 Method and device for limiting parasitic cooling water jets in a pressurized-water nuclear reactor |
| 09/20/1989 | CN1035736A Super-internal apparatus of reactor having composition guiding device |
| 09/06/1989 | CN1035385A Internal equipements in lower part of nuclear reactor |
| 08/29/1989 | US4861205 Tie-down assembly for securing a cask containing radioactive waste to a vehicle |
| 08/23/1989 | EP0329541A1 Nuclear reactor upper internal provisions with cluster guide devices |
| 08/23/1989 | EP0329536A1 Nuclear reactor upper internal provisions provided with a flow separation device |
| 08/22/1989 | US4859400 Nuclear reactor core restraint |
| 08/16/1989 | EP0328447A1 Nuclear reactor lower internal appliances |
| 08/16/1989 | EP0327944A2 Guide pin assembly for a nuclear reactor |
| 08/16/1989 | EP0327943A2 Tie-down assembly for securing a cask containing radioactive waste to a vehicle |
| 08/15/1989 | US4857264 Frictionally loaded top end supports for cantilever-mounted rod guides of a pressurized water reactor |
| 08/01/1989 | US4852645 Thermal transfer layer |
| 07/25/1989 | US4851186 Nuclear reactor core and process for charging said core |
| 07/25/1989 | US4851181 Light water moderation type nuclear reactor |
| 07/18/1989 | US4849162 Modular radial neutron reflector |
| 07/05/1989 | EP0323306A1 Pressurized-water nuclear reactor with a massive shroud |
| 06/27/1989 | US4842813 Nuclear reactor having a longitudinally elongated vessel |
| 05/16/1989 | US4830818 Ceramic installations |
| 05/09/1989 | US4828792 Nuclear fuel assembly with holding structure and hold down device |
| 05/09/1989 | US4828788 Support device for a discharge tank associated with a suspended pump of a nuclear reactor |
| 05/02/1989 | US4826652 Low capacity nuclear reactor housed underground in the cavity of a cylindrical pressure vessel |
| 04/11/1989 | US4820479 Guide pin assembly for a nuclear reactor |
| 04/04/1989 | US4818474 Transferring and recycling of uranium and plutonium oxide-containing rods to successive and concentric zones |
| 03/29/1989 | EP0308691A1 Modular nuclear reactor |
| 03/28/1989 | US4816212 Graphite side reflector |
| 03/15/1989 | EP0307320A1 Nuclear fuel assembly using flow partitioning |