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)
12/1999
12/23/1999WO1999066088A1 A zirconium-based alloy
12/22/1999EP0965996A1 Fuel assembly nozzle
12/22/1999CN1239309A Fuel assembly
12/21/1999US6005906 Corrosion and hydride resistant nuclear fuel rod
12/21/1999US6005905 Initial core
12/15/1999EP0964407A1 High strength zirconium alloys containing bismuth, tin and niobium
12/15/1999EP0964406A1 High strength zirconium alloys containing bismuth and niobium
12/14/1999US6002736 Dismountable fuel assembly of a nuclear reactor cooled by light water
12/14/1999US6002735 Nuclear fuel pellet
12/12/1999CA2274382A1 High strength zirconium alloys containing bismuth, tin and niobium
12/12/1999CA2274366A1 High strength zirconium alloys containing bismuth and niobium
12/07/1999US5999585 Nuclear fuel having improved fission product retention properties
11/1999
11/30/1999US5995577 Optimized steam vent locations for a nuclear fuel bundle
11/25/1999WO1999060576A1 Spacer
11/25/1999DE19816676C1 Water channel for a fuel element of a boiling water reactor
11/24/1999EP0840931B1 Tube for a nuclear fuel assembly and method for making same
11/23/1999US5991354 Nuclear fuel pellet
11/16/1999US5987088 High temperature and high pressure treatment of nuclear reactor cores
11/11/1999WO1999042778A3 Method and device for microwave sintering of nuclear fuel
11/04/1999DE19812320C1 Verfahren zur Herstellung von Kernbrennstoff-Sinterkörpern und entsprechende Sinterkörper A process for producing nuclear fuel sintered bodies and sintered bodies corresponding
11/02/1999US5978432 Dispersion fuel with spherical uranium alloy, and the fuel fabrication process
11/02/1999US5978431 Nuclear fuel pellets
10/1999
10/20/1999CN1232571A Assembly frame for nuclear fuel with guide tubes and for mfg. same
10/19/1999US5966980 Method for fabricating end plugs for nuclear fuel rods
10/13/1999EP0949631A1 Process for making nuclear fuel sintered body and corresponding sintered body
10/13/1999EP0949346A1 Process of producing a dispersion strengthened ferritic-martensitic alloy
10/13/1999EP0948794A1 Nuclear reactor fuel element with high burn-up and method of producing the same
10/13/1999CN1231484A Composite component and the fuel assembly using same
10/12/1999US5966419 Spacing grid of a fuel assembly for a nuclear reactor and fuel assembly
10/12/1999US5966418 Method for the destruction of plutonium by irradiation in a light water reactor
10/07/1999WO1999050854A1 Alloy and tube for nuclear fuel assembly and method for making same
10/06/1999EP0946947A1 Fuel assembly for a nuclear reactor
10/06/1999EP0946946A1 A filter for a nuclear fuel assembly
10/06/1999CN1231053A Grid for nuclear fuel assembly and insert for same
10/05/1999US5963777 Hypereutectoid and hypoeutectic binary uranium-vanadium alloys
10/05/1999US5963611 Steam separator, nuclear power generation plant, and boiler apparatus
09/1999
09/29/1999EP0753194B1 Reduced height spacer for nuclear fuel rods
09/29/1999CN1230280A Nuclear fuel assembly
09/28/1999US5958267 High pressure laser welding of nuclear fuel rods
09/22/1999EP0943147A1 Assembly of nuclear fuel rods bundle
09/22/1999CN1229514A Initial loading core
09/14/1999US5953387 Separation device for a vent volume in a nuclear reactor
09/08/1999EP0760017B1 Method for the manufacture of tubes of a zirconium based alloy for nuclear reactors and their usage
09/07/1999US5949839 Fuel assembly for a boiling water reactor
09/07/1999US5949838 Manufacture of materials and workpieces for components in nuclear plant applications
09/07/1999US5949837 Nuclear
08/1999
08/31/1999US5946365 Process for producing a guide tube of a nuclear reactor fuel assembly
08/26/1999WO1999042778A2 Method and device for microwave sintering of nuclear fuel
08/25/1999EP0937575A1 Composite member and fuel assembly using the same
08/25/1999EP0832487B1 Fuel assembly for a boiling water reactor
08/25/1999EP0795177B1 Control of coolant flow in a nuclear reactor
08/25/1999EP0745258B1 A nuclear fuel element for a pressurized water reactor and a method for manufacturing the same
08/24/1999US5943385 Nuclear fuel assembly having a transition piece providing a reduced flow resistance
08/19/1999WO1999041752A1 Nuclear fuel reprocessing
08/17/1999US5940464 Zirconium alloy
08/17/1999US5940461 Reactor core for a light water cooled reactor, fuel assembly and control rod
08/11/1999EP0935257A2 Nuclear reactor fuel element prepared for transport
08/10/1999US5935391 Disposing rod-like and ring-like electrodes in vacuum container; tube to be processed is disposed continuous to ring-like electrode and predetermined vacuum is set; electric power and magnetic field are applied to supply plasma to tube
08/03/1999US5932930 Method for fabricating mixed oxide fuel
08/03/1999CA2180545C Critical power enhancement system for a pressurized fuel channel type nuclear reactor using chf enhancement appendages
07/1999
07/28/1999EP0932162A1 Spacer grid for a nuclear fuel assembly
07/28/1999EP0931316A2 Nuclear fuel sintered body, process for producing a nuclear fuel sintered body and fuel rod with a cladding tube
07/21/1999EP0929903A1 Assembly frame for nuclear fuel with guide tubes and method for manufacturing same
07/21/1999EP0929902A1 Nuclear fuel assembly having mox rods and mox-gadolinia rods
07/20/1999US5926517 Pressurized water reactor nuclear fuel assembly
07/14/1999EP0928487A1 Nuclear fuel assembly
07/07/1999EP0818043B1 Fuel assembly for a boiling water reactor with tapering fuel rods
07/07/1999CN1221959A In-core guide tube restraint for boiling water reactor
06/1999
06/30/1999EP0925589A1 Grid for nuclear fuel assembly and insert for same
06/30/1999CN1221039A Heat-resistant nitride dispersion strengthened alloys
06/29/1999US5916497 Manufacturing of ceramic articles
06/23/1999EP0923775A1 Guide tube for pressurized water reactor fuel element and corresponding production process
06/22/1999US5914995 Nuclear reactor fuel assembly
06/16/1999EP0846327B1 Spacer for a fuel assembly and a fuel assembly
06/16/1999EP0799483B1 Fuel assembly with short fuel units
06/15/1999US5912935 Fuel rod for light water reactor and method for manufacturing the same
06/10/1999DE19854870A1 Spring-biased fuel element bundle retainer includes additional return spring
05/1999
05/27/1999WO1999026254A1 Nuclear pencil
05/26/1999EP0918337A1 Adapter for a partial-lengh fuel rod of a nuclear reactor fuel assembly
05/19/1999CN1216851A Method for preparing boron and zirconium carbide alloy combustible poison core block
05/12/1999EP0915481A1 Method for fabricating mixed oxide fuel
05/12/1999DE19848768A1 Nuclear fuel element has sufficient empty rod positions to ensure sub criticality under all conditions during transport
05/04/1999US5901193 Elimination of accumulation of hydrides at the boundary layer between parts; good corrosion resistance and small hyrogen pick-up
04/1999
04/28/1999EP0911624A1 Method of thermal etching of a ceramic in oxidising atmosphere
04/28/1999EP0910853A1 Nuclear fuel assembly
04/27/1999US5898750 Nested sleeve grid restraint system
04/21/1999EP0910098A2 Zirconium niobium tin alloys for nuclear fuel rods and structural parts for high burnup
04/20/1999US5896436 Fuel assembly for a boiling water reactor
04/14/1999EP0908898A1 Grid assembly of a nuclear reactor fuel assembly and method for fabricating same
04/14/1999EP0908897A2 Zirconium tin iron alloys for nuclear fuel rods and structural parts for high burnup
04/13/1999US5894501 Sintered nuclear fuel body and method for producing a sintered nuclear fuel body
04/08/1999WO1999017299A1 Fuel assembly for nuclear reactor
04/07/1999EP0907186A2 A method for homogeneously mixing a uranium/plutonium mixed oxide
04/07/1999EP0906628A1 Nuclear fuel assembly
04/07/1999EP0906627A1 Nuclear fuel assembly
04/07/1999EP0906626A1 Nuclear fuel assembly
04/07/1999EP0906625A1 Nuclear fuel assembly
04/07/1999EP0906624A1 Nuclear fuel assembly
04/06/1999US5892807 Pressurized water reactor nuclear fuel assembly
04/01/1999CA2246064A1 Fuel assembly for heavy-water moderated nuclear reactor
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