Patents
Patents for G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements (6,332)
08/1998
08/26/1998CN1191372A Fuel assembly
08/25/1998US5799052 Process for the production of a screen plate for a fuel assembly foot and corresponding fuel assembly
08/19/1998EP0859369A1 Method for the manufacture of a thimble for a nuclear reactor fuel assembly, forming mandrel for such a thimble and thimble obtained by this method
08/13/1998DE19709929C1 Hüllrohr eines Brennstabs für ein Siedewasserreaktor-Brennelement und Verfahren zu seiner Herstellung Cladding tube of a fuel rod for a boiling water reactor fuel element and process for its preparation
08/12/1998EP0799484B1 Fuel assembly with consumable poison and method for exploiting a reactor by implementation of such assembly
08/12/1998EP0660883B1 Improved beta-quenching process for nuclear fuel cladding
08/11/1998US5793832 Nuclear reactor fuel assembly spacer
08/11/1998US5793830 Metal alloy coating for mitigation of stress corrosion cracking of metal components in high-temperature water
08/05/1998EP0856852A1 Reactor core for a light water cooled reactor and control rod
08/04/1998US5790624 Mixing vane protecting flap
08/04/1998US5790623 Composite cladding for nuclear fuel rods
08/04/1998US5790622 Fuel rod having predetermined secondary damage
08/04/1998US5790621 Process and apparatus for removing dust from nuclear fuel pellets by means of a laser beam
07/1998
07/29/1998EP0855083A1 Modified, rim effect-delaying nuclear fuel
07/29/1998CN1189236A Spacing grid of fuel assembly for nuclear reactor and fuel assembly
07/29/1998CN1188966A Seperation device for gas and water, atomic energy generating equipment and boiler device
07/28/1998US5787143 Nuclear reactor fuel assembly
07/28/1998US5787142 Pressurized water reactor nuclear fuel assembly
07/28/1998US5787141 Lower tie plate optimized for reduced pressure drop
07/28/1998US5787140 Handle assembly and channel for a nuclear reactor fuel bundle assembly
07/23/1998WO1998032133A1 Spacer with secured springs for fuel elements of nuclear reactors
07/14/1998US5781604 Initial core and fuel assembly
07/14/1998US5779822 Having a carbide phase produced by aging heat treatment of single crystal austenitic phase; nuclear reactor cores; nuclear fusion reactors; stress corrosion cracking resistance; high strength; durability
07/07/1998US5778035 Control of coolant flow in a nuclear reactor
07/02/1998WO1998028753A1 Fuel assembly for a nuclear reactor
07/02/1998WO1998028752A1 A filter for a nuclear fuel assembly
06/1998
06/30/1998US5773096 Method of catalyst preparation by high-temperature hydrothermal incorporation of noble metals onto surfaces and matrices
06/30/1998US5772798 High strength zirconium alloys containing bismuth
06/25/1998WO1998027557A1 Grid-shaped spacer for the fuel element of a nuclear reactor and the fuel element of a nuclear reactor
06/24/1998EP0848853A1 Fuel element for burning actinides
06/18/1998WO1998026425A1 Assembly of nuclear fuel rods bundle
06/18/1998WO1998026424A1 Apparatus for assembling nuclear fuel bundles
06/18/1998WO1998012708A3 Nuclear fuel sintered body, process for producing a nuclear fuel sintered body and fuel rod with a cladding tube
06/18/1998CA2274501A1 Assembly of nuclear fuel rods bundle
06/17/1998EP0780018B1 Spacer fitted with leaf springs and nuclear fuel rod assembly fitted therewith
06/16/1998US5768332 Nuclear fuel rod for pressurized water reactor
06/10/1998EP0846327A1 Spacer for a fuel assembly and a fuel assembly
06/10/1998DE19754119A1 Steam separator with high hydrodynamic efficiency for nuclear power plant or fossil fuel boiler
06/09/1998US5762838 Method of producing nuclear fuel pellet
06/09/1998US5762831 Radiation resist ceramic matrix; low thermal expansion
06/04/1998DE19749938A1 Nuclear fuel element operable at higher power levels with greater burn-off
06/03/1998EP0845146A1 Absorbent pencil for a nuclear reactor control cluster, and method for making same
06/03/1998EP0742946B1 Spacer grid with integral "side supported" flow directing vanes
06/02/1998US5761263 Defects of monoclinic zirconium oxide layer trap radionuclides
05/1998
05/27/1998EP0844620A2 A method and a device for nuclear fuel handling
05/26/1998US5757874 Multi-spring strip spacer for nuclear fuel bundles
05/20/1998EP0842518A1 Nuclear fuel pellets
05/20/1998EP0842517A1 Fuel assembly for a boiling water reactor
05/13/1998EP0840931A1 Tube for a nuclear fuel assembly and method for making same
05/13/1998CN1181597A Fuel assembly and fuel assembly channel box manufacturing method
05/06/1998EP0840330A1 Segmented pellet and production thereof
05/06/1998EP0772879B1 Fuel rod assembly put together by means of pegs
05/06/1998EP0730775B1 Fuel assembly with guide thimbles including locking elements for a nuclear reactor
05/05/1998US5748695 Fuel assembly structure selectively using channel and coolant rod for load support and method
05/05/1998US5748694 Fuel bundle filter for a nuclear reactor fuel bundle assembly
05/05/1998US5748691 Apparatus and methods for sealing end plugs for nuclear fuel rods
04/1998
04/29/1998EP0726966B1 Material and structural component of modified zircaloy
04/23/1998DE19640898A1 Microwave oven sintering ceramic powder pressings, especially nuclear fuel pellets
04/22/1998EP0836740A1 A method for the destruction of plutonium by irradiation in a light water reactor
04/15/1998EP0835510A1 Spacing grid of a fuel assembly for a nuclear reactor and fuel assembly
04/15/1998EP0835330A1 Fuel boxes and a method for manufacturing fuel boxes
04/15/1998CN1178990A Fuel assembly
04/14/1998US5740218 Spacer for a transportable nuclear fuel rod bundle
04/09/1998WO1998014958A1 Assembly frame for nuclear fuel with guide tubes and method for manufacturing same
04/09/1998WO1998014957A1 Nuclear fuel assembly having mox rods and mox-gadolinia rods
04/08/1998EP0834176A1 Apparatus for handling nuclear fuel rods
04/08/1998EP0712380B1 Uranium oxide production
04/07/1998US5737375 Seed-blanket reactors
04/07/1998US5735978 Successive heat treating of an alloy containing zirconium, iron, chromium, tin, oxygen, carbon, silicon to form a tube
04/07/1998US5735974 Improved ductility and usability at high temperature
04/02/1998DE19640393A1 Capsule for damaged nuclear fuel pin disposal
04/01/1998EP0832487A1 Fuel assembly for a boiling water reactor
03/1998
03/26/1998WO1998012708A2 Nuclear fuel sintered body, process for producing a nuclear fuel sintered body and fuel rod with a cladding tube
03/26/1998DE19636563C1 Kernreaktor-Brennelemente mit hohem Abbrand und Verfahren zu ihrer Fertigung A nuclear reactor fuel elements with high burnup and methods for their production
03/25/1998EP0831497A1 Fuel element assembly for a nuclear reactor and a nuclear reactor
03/24/1998US5732116 Spacer grid of a fuel assembly for a nuclear reactor, including attached springs
03/19/1998WO1998011558A1 Nuclear fuel assembly
03/19/1998CA2263644A1 Nuclear fuel assembly
03/12/1998WO1998010428A1 Nuclear reactor fuel element with high burn-up and method of producing the same
03/12/1998WO1998010427A1 Guide tube for pressurized water reactor fuel element and corresponding production process
03/12/1998WO1998010426A1 Initial loading core
03/12/1998DE19636263A1 Spacer grid for nuclear fuel elements for BWR or PWR
03/11/1998EP0737356B1 Detachable fuel assembly for a light water cooled nuclear reactor
03/10/1998US5727040 Fuel assembly for a boiling water reactor with adjustable by-pass
03/10/1998US5727039 In a nuclear reactor fuel bundle assembly
03/10/1998US5726418 Method and installation for laser welding a spacer grid of a fuel assembly for a nuclear reactor, and device for welding via the interior of a grid
03/05/1998WO1998009293A1 Coated nuclear fuel pellet, method for applying this coating and equipment for realising the same
03/04/1998CN1174893A Zirconium-based alloy which is resistant to creep and to corrosion by water and steam, manufacturing process and use in nuclear reactor
03/03/1998US5724398 Nuclear fuel elements
03/03/1998US5723100 Conversion of uranium hexafluoride with steam, circulation and conveying with a uranium oxyfluoride intermediate
02/1998
02/26/1998WO1998008227A1 Process for sintering pellets of nuclear fuel
02/26/1998DE19633312A1 Verfahren zum Sintern von Pellets aus Nuklearbrennstoff A method for sintering nuclear fuel pellets from
02/17/1998US5719911 System for monitoring noble metal distribution in reactor circuit during plant application
02/12/1998DE19721612A1 Handle unit for fuel assembly in nuclear reactor
02/12/1998DE19635927C1 Führungsrohre für Druckwasserreaktor-Brennelement mit minimiertem strahlungsinduziertem Wachstum und zugehöriges Herstellungsverfahren Guide tubes for pressurized water reactor fuel element with minimized strahlungsinduziertem growth and manufacturing method thereof
02/11/1998EP0823292A1 Method and device for removing dust off nuclear fuel pellets by means of a laser beam
02/05/1998DE19628220A1 Nuclear fuel pin oxide layer thickness determination
02/04/1998CN1172545A Zirconium alloy tube for nuclear reactor fuel assembly and method for making same
02/03/1998US5715290 Reactor water control method in BWR power plant, BWR power plant having low radioactivity concentration reactor water and fuel clad tube for BWR
01/1998
01/27/1998US5712888 Alloy for improved hydriding resistance and corrosion resistance nuclear reactor components
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