Patents
Sitemap › G21 - Nuclear physics; Nuclear engineering › G21C - Nuclear reactors › G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements
Patents for G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements (6,332)
06/1983
06/14/1983US4388269 Spacer grid corner gusset
06/08/1983EP0080853A2 Anti-bow grid for nuclear fuel assembly
06/07/1983US4387120 Gas injector for fluidized bed furnace
06/07/1983CA1147872A1 Fuel assembly for a boiling reactor
06/01/1983EP0080006A1 Appliance permitting the welding of nuclear-fission rod plugs
05/1983
05/24/1983US4384990 Uranyl nitrate pouring solution for producing nuclear fuel particles and a method for its preparation
05/24/1983CA1147070A1 Nuclear reactor fuel rod attachment system
05/18/1983EP0079031A1 Method for the manufacture of oxidic nuclear fuel sintered bodies
05/17/1983US4383953 Using an ammonium carbonate or carbamate type binder
05/11/1983EP0078428A2 Method of manufacturing sintered oxidic nuclear fuel bodies
05/10/1983US4382910 Process and apparatus for the continuous removal of undesirable components of solid particles by a solvent applied in counterflow
05/10/1983US4382885 Method for producing nuclear fuel
05/10/1983CA1146286A1 Guide tube sleeve
05/03/1983US4382048 Method for producing sintered ceramic, layered, circular fuel pellets
05/03/1983CA1145864A1 Fuel element assembly
04/1983
04/27/1983EP0077709A1 Spacer grid for a nuclear reactor fuel assembly
04/27/1983EP0077499A1 Nuclear reactor fuel element supporting device
04/26/1983US4381284 Fuel assembly for a nuclear reactor
04/26/1983US4381281 Reactor and process for production of novel nuclear fuel
04/19/1983US4380556 On uranium oxide-zirconium oxide particles nuclear fuels
04/19/1983US4380527 Standard fission product emission device for detecting failed fuel elements in a nuclear reactor
04/19/1983CA1145072A1 Bottom mounted fuel holddown
04/13/1983EP0076748A1 Fuel assembly for a nuclear reactor
04/13/1983EP0076680A1 Stable UO2 fuel pellets
04/06/1983EP0076204A1 Neutron shielding device in the upper part of a nuclear reactor fuel assembly
04/06/1983EP0076201A1 Fuel element for a nuclear reactor, and method of manufacturing it
03/1983
03/29/1983CA1143874A1 Control component retainer
03/15/1983CA1142741A1 Method and apparatus for fixing a guide tube of a nuclear reactor fuel assembly
03/09/1983EP0073728A1 Detachable locking mechanism for nuclear reactor fuel bundles
03/08/1983US4376092 Chrome plated
02/1983
02/16/1983EP0072327A1 Fissile fuel assembly for a sub-moderated nuclear reactor
02/08/1983US4372911 Method for flattening the curve of evolution of heat in a fast reactor core
02/08/1983US4372817 Zirconium alloy caldding with zirconium barrier
02/01/1983US4371495 Self rupturing gas moderator rod for a nuclear reactor
01/1983
01/11/1983CA1139459A1 Bimetallic spacer means for a nuclear fuel assembly
01/05/1983EP0068136A2 Fuel assembly locking apparatus
01/04/1983US4367184 Sintering uranium dioxide containing free carbon
01/04/1983CA1139023A1 Thermal-mechanical treatment of composite nuclear fuel element cladding
12/1982
12/28/1982US4366116 Nuclear reactor fuel assembly duct-tube-to-handling-socket attachment system
12/21/1982US4364902 Device for fixing a spring to a spacing grid for fuel elements of nuclear reactors
12/21/1982US4364901 Anti-fly-off device
12/21/1982US4364859 Method for producing oxide powder
12/21/1982US4364781 Copper and zirconium oxide layers
12/07/1982US4362696 Corrosion-resistant fuel cladding allow for liquid metal fast breeder reactors
12/07/1982US4362691 Process of operating a nuclear reactor to minimize production of U-232
12/07/1982US4362564 Method for producing microporous metal bodies
12/01/1982EP0065697A1 Fuel assembly
12/01/1982EP0065613A1 Fuel pin support grid
11/1982
11/24/1982EP0065238A2 Cluster for a boiling-water reactor
11/23/1982CA1136295A1 Remotely assemblable and disassemblable fuel assembly for nuclear reactors
11/10/1982EP0064139A1 Burnable poison rod for a nuclear reactor fuel assembly
11/09/1982US4358421 Nuclear fuel assembly lock structure for control rod guide tubes
11/02/1982US4357298 Nuclear fuel assembly space arrangement
11/02/1982CA1134962A1 Positive lock holddown device
10/1982
10/20/1982EP0062694A2 Installation piece to be positioned in a nuclear-fuel rod
10/19/1982US4355002 Containing a burnable poison
10/05/1982US4352778 Device for holding and supplying with liquid metal an assembly for a nuclear reactor core
09/1982
09/29/1982EP0061043A1 Method to manipulate and/or store a nuclear reactor fuel element having an extended structure comprising fuel rods, and fuel element particularly intended for this method
09/28/1982US4351795 Grids for nuclear fuel assemblies
09/22/1982EP0060649A1 A nuclear fuel cartridge and a method of preparing the cartridge for the extraction of nuclear material therefrom
09/08/1982EP0059661A1 Device for regulating the flow of a fluid
09/07/1982US4348355 Fuel assembly for a boiling nuclear reactor
09/07/1982US4348353 Nuclear reactor fuel assembly duct-tube-to-inlet-nozzle attachment system
09/07/1982US4348339 Using a grain growth additive and sintering in a first oxidative atmosphere followed by reduction
09/07/1982US4347966 Method for fixing a guide tube of a nuclear reactor fuel assembly
08/1982
08/17/1982US4344915 Nuclear reactor fuel rod attachment system
08/17/1982US4344914 Retrievable fuel pin end member for a nuclear reactor
08/17/1982US4344912 By recycling spent fuel
08/11/1982EP0057529A1 Fast breeder nuclear reactor
08/10/1982US4343659 Process for producing copper barrier type, nuclear fuel cladding
08/04/1982EP0015990B1 Nuclear fuel particles
08/03/1982US4342284 Process for the coating of particles for the production of fuel and/or absorbing elements for nuclear reactors and apparatus therefor
07/1982
07/28/1982EP0056562A1 Retaining device for the nuclear fuel in a fuel element
07/27/1982CA1128376A1 Electroless deposition process for zirconium and zirconium alloys
07/27/1982CA1128297A1 Production of nuclear fuel pellets
07/13/1982CA1127384A1 Uranium dioxide pellets
06/1982
06/30/1982EP0054827A1 Fuel assembly for a boiling water nuclear reator
06/23/1982EP0054236A1 Fuel assembly for a nuclear reactor
06/23/1982EP0054235A1 Fuel assembly for a nuclear reactor
06/22/1982US4336103 Method of repairing partly burnt-off fuel elements in the fuel-element pit pressurized water reactors and device therefor
06/08/1982US4333798 Sleeve connection for reconstitutable control rod guide tube
06/02/1982EP0052924A1 Spacer grids for bundles of rods
06/01/1982CA1124893A1 Nuclear reactors
05/1982
05/25/1982US4331618 Treatment of fuel pellets
05/12/1982EP0051441A1 Nuclear reactor and fuel assembly therefor
05/05/1982EP0050837A1 Fuel-element bundle for a nuclear reactor
05/05/1982EP0050836A1 Fuel-element bundle for a nuclear reactor
05/05/1982EP0050815A1 Apparatus for emptying a fluidised-bed oven for coating cores of combustible or breeder material
04/1982
04/27/1982US4327443 Capillary liquid fuel nuclear reactor
04/27/1982US4326922 Composite nuclear fuel assembly
04/27/1982US4326921 Indentations providing line contact between parts
04/27/1982CA1122398A1 Method for manufacturing oxidic nuclear fuel bodies
04/27/1982CA1122397A1 Preparing ceramic material pellets
04/27/1982CA1122396A1 Method for manufacturing gadolinium-containing nuclear fuels
04/20/1982US4325786 Spacer grid for reducing bowing in a nuclear fuel assembly
04/14/1982EP0049667A1 Fuel assembly for a nuclear reactor
04/13/1982US4324618 Fuel element assembly
04/06/1982US4323428 Removable top and bottom nozzles
04/06/1982CA1121146A1 Method for the manufacture of (u,pu)o.sub.2 mixed crystals
03/1982
03/31/1982EP0048360A1 Process and device for preparing microspheres by internal gelation of mixed-feed drops
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