Patents
Patents for G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements (6,332)
06/2001
06/27/2001EP1111623A1 Zirconium niobium tin alloys for nuclear fuel rods and structural parts for high burnup
06/26/2001US6251310 Radiation and heating
06/26/2001US6251309 Annealing u3o8 powder, oxidation, pressing and sintering with pressing for uo2 pellets
06/21/2001WO2001045114A1 Device and method for mounting a bracing grid of a fuel assembly for a nuclear reactor
06/14/2001WO2001043142A2 Process for making nuclear fuel
06/14/2001US20010003537 Nuclear fuel assembly
06/14/2001CA2394035A1 Improvements in and relating to nuclear fuel and its manufacture
06/13/2001EP0923775B1 Guide tube for pressurized water reactor fuel element and corresponding production process
06/13/2001EP0797828B2 Manufacturing ceramic articles
06/13/2001EP0776379B1 Nuclear fuel element for a pressurized-water reactor
06/12/2001US6246741 Fuel assembly
06/06/2001CN1298542A Alloy and tube for nuclear fuel assembly and method for making same
06/05/2001US6243433 Cladding for use in nuclear reactors having improved resistance to stress corrosion cracking and corrosion
05/2001
05/31/2001WO2001038592A1 Zirconium alloy highly resistant to corrosion and to sun burst by water and water vapour and method for thermomechanical transformation of the alloy
05/31/2001CA2392302A1 Zirconium alloy highly resistant to corrosion and to sun burst by water and water vapour and method for thermomechanical transformation of the alloy
05/24/2001US20010001618 Nuclear fuel assembly
05/22/2001US6236702 Fuel assembly spacer grid with swirl deflectors and hydraulic pressure springs
05/22/2001US6236701 Fuel assembly for a nuclear reactor
05/22/2001US6235223 Method for producing a sintered nuclear fuel body
05/15/2001US6233302 Mox fuel arrangement for nuclear core
05/15/2001US6233299 Assembly for transmutation of a long-lived radioactive material
05/10/2001WO2001033575A2 Process for recycling irradiated fuel
05/10/2001WO2001033574A1 Method for improving wettability, and element placed under radiation environment
05/10/2001DE19942463C1 Fuel rod for a fuel element of a pressurized water reactor has a cladding tube with a corrosion-resistant outer surface made of a zirconium alloy containing alloying additions of niobium, tin, iron, chromium and vanadium
05/09/2001EP1097461A1 Nuclear fuel pellet
05/08/2001US6229868 Nuclear fuel assembly
05/08/2001US6228337 Method for reducing uranium trioxide
05/03/2001DE19945930A1 Verfahren und Vorrichtung zum Inspizieren eines Kernreaktor-Brennelements Method and apparatus for inspecting a nuclear reactor fuel element
05/02/2001CN1065350C Lower end nozzle of fuel assembly and fuel assembly
05/01/2001US6226343 Water rod in a fuel assembly of a boiling water nuclear reactor
05/01/2001US6226342 Fuel assembly comprising a component for retaining elongated elements
04/2001
04/26/2001WO2000058973A3 Fuel element for a pressurised-water reactor and method for producing the cladding tube thereof
04/24/2001US6222898 Jacketing process
04/24/2001US6221286 Nuclear fuel having improved fission product retention properties
04/19/2001DE19944509A1 Component made of zirconium alloy comprises first layer with further layer which reduces diffusion speed of oxygen atoms and/or electrons through the layers
04/18/2001EP1093129A1 Fuel assembly and nuclear reactor
04/05/2001WO2001024196A1 Fuel assembly
04/05/2001WO2001024195A1 Critical power enhancement system for a pressurized fuel channel type nuclear reactor using alignment of fuel bundle pairs
04/05/2001WO2001024194A1 Zirconium-based alloy and method for making a component for a nuclear fuel assembly with same
04/05/2001WO2001024193A1 Zirconium based alloy and method for making a component for nuclear fuel assembly with same
04/04/2001EP1089295A1 Measuring crud thickness on nuclear fuel rods with one eddy current high frequency
04/04/2001CN1290397A Nuclear fuel reprocessing
04/03/2001US6212250 Fuel element closure method
03/2001
03/28/2001EP1087407A1 Method and installation for inspecting a nuclear reactor fuel assembly
03/28/2001EP1087406A1 Fuel assembly comprising fuel rods for a boiling water reactor
03/21/2001EP1085526A1 Measuring oxide thickness underlying a ferromagnetic material on nuclear fuel rods with two eddy current frequencies
03/21/2001EP1085525A1 Light water reactor core and fuel assembly
03/15/2001WO2001018822A1 Method for producing nuclear fuel pellets of the mox type
03/13/2001US6201846 Method of jacketing
03/07/2001EP1081716A1 Method for producing nuclear fuel pellets of the mox type
03/07/2001CN1062969C Detachable fuel assembly for light water cooled nuclear reactor
03/07/2001CN1062968C Plant for loading fuel assemblies
02/2001
02/21/2001CN1062355C Device for measuring force exerted by grid spring
02/20/2001US6192098 Outer portion in which hydride precipitation is inhibited and an inner portion in which hydride precipitation is promoted.
02/20/2001US6190725 Coating method for the preparation of coated nuclear fuels with carbides borides or nitrides by using high temperature and high pressure combustion synthesis
02/20/2001US6190582 To produce a nuclear fuel, by sintering the silica-containing particulate uranium oxide in an atmosphere having specified partial molar free energy of oxygen; prevents loss through vaporization of silica
02/20/2001CA2050956C Zirlo material composition and fabrication processing
02/08/2001WO2001009402A1 Zirconium alloy for nuclear fuel assembly
01/2001
01/31/2001EP1071830A1 Zirconium and niobium alloy comprising erbium, pteparation method and cpmponent containing said alloy
01/30/2001US6181763 Siphon water rods
01/30/2001US6181762 Nuclear fuel bundle having different peak power limits
01/24/2001CN1061161C Method for making nuclear fuel rod and its overlay
01/23/2001CA2038383C Zircaloy-4 processing for uniform and nodular corrosion resistance
01/18/2001WO2001004908A1 A spacer and a fuel assembly for a nuclear plant
01/17/2001EP1068621A1 Alloy and tube for nuclear fuel assembly and method for making same
01/16/2001US6175606 Filter for a nuclear fuel assembly
01/11/2001WO2001003143A1 Method for making mixed oxide (u, pu)o2 nuclear fuel pellets from non-castable uo2 powder
01/10/2001EP1067559A1 Radiation induced growth indication apparatus for pressurized water reactor nuclear fuel assemblies
01/09/2001US6171511 Supplying an oxidizing gas of given oxygen chemical potential in stages: rapid temperature rise to temperature plateau, maintaining temperature of the plateau for a time, lowering temperature; studying ceramic granular microstructure
01/03/2001CN1060283C A method and apparatus for installing fuel rods in a nuclear fuel assembly skeleton
12/2000
12/26/2000US6167105 Spacer grid with H-spring for fuel rods for use in nuclear reactor fuel assemblies
12/26/2000US6167104 Pressurized water reactor fuel assembly with a guide tube and method for producing the guide tube
12/21/2000DE19944984C1 Nuclear reactor fuel element pellet comprises central core which is easier to deform than outer region
12/20/2000EP1060355A2 Method and device for microwave sintering of nuclear fuel
12/06/2000CN1275532A Productive method for converting uranium metal alloy into UO2 powder and core block
11/2000
11/29/2000EP1055240A1 Nuclear fuel reprocessing
11/29/2000EP1055097A1 Method for controlling perpendicularity of a cylindrical part, such as a nuclear fuel pellet
11/28/2000US6154514 Nuclear reaction fuel assembly for a nuclear reactor fuel assembly
11/23/2000DE19913856C1 Nuclear reactor fuel element fuel rod support element
11/21/2000US6151376 Nuclear fuel assembly
11/21/2000US6149738 Fuel boxes and a method for manufacturing fuel boxes
11/15/2000EP1052650A1 Cladding for use in nuclear reactors having improved resistance to cracking and corrosion
11/14/2000US6148054 Removable separation devices for nuclear fuel bundles
11/08/2000CN1272674A Modular fuel element applicable to different nuclear power station with cooling pipeline
11/07/2000US6144716 Nuclear fuel assembly grid with diagonal fuel retaining springs
11/02/2000WO2000065116A1 Zirconium-based alloy for elements used in nuclear reactor cores
11/02/2000EP1049106A1 Light water reactor fuel assembly with a spacer grid and an inwardly bent fin provided on the upper edge of a peripheral strap of said spacer grid
11/02/2000EP1049105A1 Fuel assembly
11/02/2000CA2367614A1 Zirconium-based alloy for elements used in nuclear reactor cores
10/2000
10/31/2000US6141397 Boiling water reactor core, boiling water reactor, and method of operating boiling water reactor
10/31/2000US6141396 Initial loading core
10/25/2000EP1047081A1 Nuclear fuel assembly and nuclear reactor core
10/24/2000CA2229064C Seed-blanket reactors
10/24/2000CA2021091C Cantilever counterweight fuelling machine bridge
10/19/2000DE19915444A1 Nuclear reactor fuel element has a hexagon-shaped cross-section with fuel rods running vertical to this cross-section and distributed in a triangular pattern
10/17/2000US6132525 Manufacturing of materials and workpieces for components in nuclear plant applications
10/12/2000DE19916893C1 Distance spacer for a nuclear reactor fuel element has protrusions each forming a long extended spring contact region axially along the fuel rod
10/10/2000US6130927 Grid with nozzle-type coolant deflecting channels for use in nuclear reactor fuel assemblies
10/05/2000WO2000058973A2 Fuel element for a pressurised-water reactor and method for producing the cladding tube thereof
10/04/2000EP1041578A2 Process for converting uranium metal alloys to UO2 powder and pellets
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