Patents
Patents for G21C 19 - Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel (6,229)
08/1986
08/27/1986EP0192406A2 Debris removal system for a nuclear fuel assembly
08/26/1986CA1210533A1 Fuel assembly skeleton compaction
08/20/1986EP0191672A1 Basin, especially a deactivation pool for a nuclear-power plant
08/20/1986EP0191359A2 Method and apparatus for fuel rods separation in a fuel element
08/06/1986EP0189797A2 Locking tube removal fixture for use with a reconstitutable fuel assembly
08/06/1986EP0189718A1 Hanging device and method for the manipulation rod of a control cluster in a nuclear reactor
08/05/1986CA1209028A1 Apparatus for shearing irradiated fuel assemblies
07/1986
07/31/1986WO1986004448A1 Basin, particularly deactivation pool for a nuclear plant
07/30/1986EP0189133A2 Apparatus and method for preassembling a top nozzle subassembly for a nuclear fuel assembly
07/29/1986US4603027 Removable top nozzle and tool for a nuclear reactor fuel assembly
07/23/1986CN85109562A Closure system for a spent fuel storage cask
07/16/1986EP0187651A1 Fixture for inserting locking tubes in reconstitutable nuclear fuel assemblies
07/16/1986EP0187605A1 Control rod cluster displacement device for a nuclear reactor
07/16/1986EP0187589A1 Process for recovering molybdenum-99 from a target of an irradiated uranium alloy
07/16/1986EP0187197A1 Device for mutually latching two vertical or oblique construction members slidably positioned in or next to one another
07/02/1986EP0186487A1 Spent fuel storage cask having basked with grid assemblies
07/02/1986EP0186161A2 Canister for consolidation of nuclear fuel rods
06/1986
06/25/1986EP0185561A1 Cleaning device for guiding tubes of neutron flux-measuring means in a pressurized-water nuclear reactor
06/11/1986EP0184507A1 Process and apparatus for the pretreatment of liquid sodium containing dissolved impurities
06/11/1986EP0184488A1 Integrated purification device for the liquid metal coolant of a fast neutron reactor
06/11/1986EP0184219A1 Debris trap for a nuclear fuel assembly
06/10/1986US4594215 Augmented high gradient magnetic filter
06/10/1986US4594214 Closing cover tightly welded to outer layer of container
06/10/1986CN85108975A Wire mesh debris trap for a fuel assembly
06/04/1986EP0183068A1 End nozzle removal and replacement fixture for use with a reconstitutable fuel assembly
06/03/1986US4593201 Closure arrangement for closing a wall opening in a nuclear facility
06/03/1986US4592691 Telemanipulator for operation in a waterbox of a steam generator
05/1986
05/28/1986EP0182149A1 A tool for removing and replacing locking tubes of reconstitutable nuclear fuel assemblies
05/27/1986US4591488 Forming nitrato complexes of plutonium and uramium and sulfato complexes of plutonium and uranium oxide
05/27/1986US4590671 Tool for removing split pin remnants from a nuclear reactor vessel
05/20/1986US4590383 Spent fuel storage cask having improved fins
05/13/1986US4588524 Machine for compacting fuel assemblies
05/13/1986US4588507 Electromagnetic filter
05/07/1986EP0180058A2 Closure system for a spent nuclear fuel storage cask
05/06/1986US4587232 Titanium oxide, sintering
05/06/1986US4587083 Method for removing cesium from a nuclear reactor coolant
05/06/1986US4586740 Latch assembly
04/1986
04/29/1986US4585946 Self-contained underwater drainage system
04/29/1986US4585613 Process for the replacement of guide pins of a guiding tube forming part of the top internal equipment of a pressurized water nuclear reactor, and corresponding apparatus
04/29/1986US4585612 Before removing internal equipmetn
04/29/1986US4585611 Undervessel arrangement
04/29/1986US4584888 Apparatus for sampling fluid flow
04/29/1986CA1203924A1 Reactor vessel sealing plug
04/29/1986CA1203923A1 Remote control for handling the contents of the pool in a steam generator
04/22/1986US4584167 Blanket management method for liquid metal fast breeder reactors
04/15/1986US4582125 Device for storing radioactive material in a building with a heat pipe inserted into the building wall
04/15/1986CA1203305A1 Leak detector for nuclear pool cofferdam
04/08/1986US4581200 Method and apparatus for removing hydrogen from secondary cooling systems of fast breeder reactors
04/08/1986US4580708 Machine and method for rendering irradiated nuclear fuel pins into short lengths
04/08/1986CA1202787A1 Apparatus and method for reprocessing and separating spent nuclear fuels
04/02/1986EP0175977A1 Apparatus and method for removing thermocouples from nuclear reactor vessel
04/02/1986EP0175974A2 Apparatus for removing a top nozzle in reconstituting a fuel assembly
03/1986
03/26/1986EP0175454A2 Fuel transfer system hatch assembly
03/26/1986EP0175140A1 Spent fuel storage cask having continuous grid basket assembly
03/25/1986US4577361 Brush tool
03/18/1986US4576100 Crane for nuclear waste handling facilities
03/18/1986US4575930 Nuclear reactor fuel assembly peripheral rod lifting device
03/18/1986CA1202125A1 Method and apparatus for changing filters in nuclear power stations
03/04/1986US4574072 Method for extracting lanthanides and actinides from acid solutions by modification of purex solvent
03/04/1986US4574069 Square fuel assemblies; sheckerboard arrangement
02/1986
02/25/1986US4572817 Plumb nozzle for nuclear fuel assembly
02/25/1986US4572816 Reconstituting a nuclear reactor fuel assembly
02/25/1986US4572710 Method and apparatus for changing filters in nuclear power stations
02/25/1986US4572372 Radioactive waste multiple container system
02/25/1986US4572036 Power tong and jaw apparatus
02/19/1986EP0171774A2 Method for loading fuel rods in containers, apparatus for carrying out the method and container for storing fuel rods
02/18/1986CA1200784A1 Protection against corrosion
02/12/1986EP0170795A2 Method for recovering uranium values in an extractive reprocessing process for irradiated nuclear-fuel materials
01/1986
01/29/1986EP0169774A1 Continuously functioning electromagnetic filter
01/29/1986EP0169629A2 Cladding separation method for a spent nuclear fuel rod
01/28/1986US4567018 Core construction of nuclear reactor
01/28/1986US4567015 Frame for storing nuclear fuel elements
01/28/1986US4566361 Apparatus for shearing irradiated fuel assemblies
01/28/1986US4566302 Treatment prior to disposal of a sheathing tube of a spent fuel box of a nuclear reactor fuel assembly
01/22/1986EP0168727A2 A tube cutter for cutting two concentric tubes bulged together
01/07/1986USH11 Can-out hatch assembly and positioning system
01/07/1986US4563335 Nuclear fuels
01/07/1986US4563328 Nuclear reactor fuel assembly
01/07/1986US4563326 High temperature nuclear power plant with a hot-gas pipeline which can be separated from the reactor vessel
12/1985
12/31/1985US4562000 Spent nuclear fuels, gas chromatography
12/18/1985EP0164990A2 Robotic clamp and index tool
12/18/1985EP0164989A2 Replacement of split-pin assemblies in guide tubes
12/18/1985EP0164510A1 Method for dismantling fuel assemblies, and device for performing it
12/18/1985EP0085611B1 Method and device for modifying the concentration of a soluble poison in the coolant of the primary system of a nuclear reactor
12/11/1985EP0163868A1 Under-water comminuting unit
12/10/1985US4557861 Nuclear fuel cartridge, and a method of preparing the cartridge for the extraction of nuclear material therefrom
12/04/1985EP0163476A2 Tool for removing split pin remnants from nuclear reactor vessel
12/04/1985EP0163344A1 Blocking device for a permutation installation of control rods and stopper spiders
12/04/1985EP0162839A1 Procedure for temporary storage of radioactive material
11/1985
11/27/1985EP0162753A1 Process for manufacturing a double wall envelope containing a neutrons absorbing shield for transport and storage of radioactive material
11/06/1985EP0160589A1 Process and apparatus for the dissolution of plutonium and/or neptumium oxides
11/06/1985EP0160122A1 Temporary underground depository for spent nuclear fuel elements and for vitrified nuclear waste
11/05/1985US4551299 Multiple fuel rod gripper
11/05/1985US4550941 Hydraulic drive mechanism
11/05/1985CA1196290A1 Method and apparatus for improving the operation of a nuclear power plant
10/1985
10/23/1985EP0158849A1 Basket for a transport and storage container
10/23/1985EP0158832A1 A system for manipulating radioactive fuel rods within a nuclear fuel assembly
10/22/1985US4548790 Dialkylcarbamoylmethylphospine oxide derivates as extractants
10/16/1985EP0158555A1 Process for recovering plutonium contained in solid waste
10/15/1985US4547117 Nuclear fuel rod bundle drive apparatus
1 ... 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63