| Patents for G21C 21 - Apparatus or processes specially adapted to the manufacture of reactors or parts thereof (1,254) |
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| 02/01/2001 | WO2001007886A1 Method and device for controlling leak tightness of fuel elements |
| 01/25/2001 | DE19934516A1 Sintered body for fuel element in boiling water or pressurized water reactors is made of a sintered material with a longitudinally extended grains in a preferred direction |
| 01/11/2001 | WO2001003143A1 Method for making mixed oxide (u, pu)o2 nuclear fuel pellets from non-castable uo2 powder |
| 01/03/2001 | CN1060283C A method and apparatus for installing fuel rods in a nuclear fuel assembly skeleton |
| 12/20/2000 | EP1060355A2 Method and device for microwave sintering of nuclear fuel |
| 12/06/2000 | EP1056536A1 Apparatus for agglomerating of particles |
| 11/21/2000 | US6149738 Fuel boxes and a method for manufacturing fuel boxes |
| 11/02/2000 | EP1048564A1 Method for filling a pulverulent product in a container which can be closed by a cover, and device for transferring this product |
| 11/02/2000 | EP0853807B1 Apparatus for inspecting nuclear fuel assemblies |
| 10/24/2000 | CA2092949C Apparatus for axial alignment within a fuel channel end fitting |
| 10/17/2000 | US6132297 Conveying system for conveying substantially cylindrical objects such as nuclear fuel pellets |
| 09/28/2000 | DE10012591A1 Control rod guide tube has a supporting surface with a guide surface having a middle axis |
| 09/27/2000 | EP1038300A1 Highly radioactive miniaturized ceramic strontium 90 radiation source and method for the production thereof |
| 09/27/2000 | CN1056938C Fission products-retaining nuclear fuel |
| 09/20/2000 | CN1267060A Nuclear reactor control rod mfg. method and apparatus |
| 09/12/2000 | US6116890 Press for forming pellets |
| 09/06/2000 | EP0834176B1 Apparatus for handling nuclear fuel rods |
| 08/22/2000 | US6105887 Method for homogeneously mixing uranium/plutonium mixed oxide |
| 08/15/2000 | US6104773 Fuel rod for a nuclear reactor |
| 08/15/2000 | US6103996 Method for producing a fuel rod |
| 08/03/2000 | WO2000045394A1 Method for dry process recycling of mixed (u, pu)o2 oxide nuclear fuel waste |
| 08/03/2000 | DE10003149A1 Process for welding a distance spacer for e.g. fuel elements comprises producing laser beams, and directing into corresponding cells bordering on a common cut line and lying diagonally to each other |
| 07/26/2000 | EP1021272A1 Apparatus for machining workpieces |
| 06/29/2000 | WO2000038195A1 Installation for loading fuel rods in a nuclear fuel assembly |
| 06/29/2000 | WO2000037194A1 Method for connecting two coaxial tubular parts, tool for performing such a connection and use |
| 06/07/2000 | EP1005696A1 Process for fabricating a nuclear fuel rod cladding |
| 06/02/2000 | WO2000031747A1 Method and installation for treating a nuclear fuel powder |
| 05/24/2000 | EP1002321A1 Tube loading apparatus |
| 05/09/2000 | CA2062014C Method of manufacturing sintered uranium dioxide |
| 04/20/2000 | WO2000022628A1 Highly radioactive miniaturized ceramic strontium 90 radiation source and method for the production thereof |
| 04/06/2000 | DE19844759A1 Zirconium alloy cladding tube production, for PWR or BWR nuclear fuel rod, comprises partially evaporating high vapor pressure alloy constituent from one surface of a semi-finished product of constant composition |
| 04/04/2000 | US6045357 Continuous sintering plant integrated with glove box for maintenance use |
| 03/07/2000 | CA2155271C Tube extractor |
| 03/02/2000 | DE19837989A1 Production of spherical fuel and absorber elements used in high temperature reactors comprises pre-pressing mixture of fuel or absorber particles and graphite powder, embedding into graphite layer and further pressing |
| 02/22/2000 | US6028906 Manufacturing method of control rod for boiling water reactor |
| 01/11/2000 | US6014418 Welding a cladding tube composed of niobium, tin, iron and zinc |
| 12/29/1999 | CN1240044A Assembly of nuclear fuel rods bundle |
| 12/22/1999 | CN1239577A Continuous sintering plant integrated with glove box for maintenance use |
| 12/07/1999 | US5999585 Nuclear fuel having improved fission product retention properties |
| 12/01/1999 | EP0961293A1 Continuous sintering plant integrated with glove box for maintenance use |
| 12/01/1999 | EP0960837A1 Conveyer system for the conveyance of substantially cylindrical objects such as nuclear fuel pellets |
| 11/16/1999 | US5987088 High temperature and high pressure treatment of nuclear reactor cores |
| 11/11/1999 | WO1999042778A3 Method and device for microwave sintering of nuclear fuel |
| 10/19/1999 | US5968375 Method for welding and apparatus therefor |
| 10/13/1999 | EP0948794A1 Nuclear reactor fuel element with high burn-up and method of producing the same |
| 09/22/1999 | EP0943147A1 Assembly of nuclear fuel rods bundle |
| 09/02/1999 | WO1999043423A1 Apparatus for agglomerating of particles |
| 09/01/1999 | EP0938734A1 A neutron absorption means, a method of production thereof and a use thereof |
| 08/31/1999 | US5946365 Process for producing a guide tube of a nuclear reactor fuel assembly |
| 08/26/1999 | WO1999042778A2 Method and device for microwave sintering of nuclear fuel |
| 08/03/1999 | US5932930 Method for fabricating mixed oxide fuel |
| 06/30/1999 | CN1221195A Integral forged shroud flange for boiling water reactor |
| 06/29/1999 | US5917875 Apparatus for inspecting nuclear fuel assemblies |
| 06/29/1999 | US5916497 Manufacturing of ceramic articles |
| 06/23/1999 | EP0923775A1 Guide tube for pressurized water reactor fuel element and corresponding production process |
| 06/15/1999 | US5912935 Fuel rod for light water reactor and method for manufacturing the same |
| 05/19/1999 | CN1216851A Method for preparing boron and zirconium carbide alloy combustible poison core block |
| 05/12/1999 | EP0915481A1 Method for fabricating mixed oxide fuel |
| 04/22/1999 | WO1999019114A1 Apparatus for machining workpieces |
| 04/21/1999 | CN1214520A Manufacturing method of control rod for boiling water reactor |
| 04/07/1999 | EP0907186A2 A method for homogeneously mixing a uranium/plutonium mixed oxide |
| 04/01/1999 | WO1999016083A1 Continuous sintering plant integrated with glove box for maintenance use |
| 03/30/1999 | US5887986 Support device with interchangeable wearing members for a rotary part such as a tubular furnace |
| 03/16/1999 | US5882552 Method for recycling fuel scrap into manufacture of nuclear fuel pellets |
| 03/09/1999 | US5881119 Apparatus for handling nuclear fuel rods |
| 02/03/1999 | EP0895249A1 Remote-controlled-lid type pneumatic vessel for powder |
| 02/02/1999 | US5867550 Process for the production of a screen plate for a fuel assembly foot and corresponding fuel assembly |
| 01/07/1999 | WO1999000800A1 Tube loading apparatus |
| 11/24/1998 | US5841200 Lubrification, pelletizing, sintering mixture including sulfur zwitterion |
| 11/11/1998 | EP0797828B1 Manufacturing ceramic articles |
| 11/11/1998 | CN1198575A Process for producing guide tube of nuclear reactor fuel assembly, mandrel for forming the guide tube, and guide tube obtained |
| 10/27/1998 | US5828715 Welding lower end plug to lower end of cladding tube, filling the tube with uranium oxide alone or mixed with gadolinium oxide nucler fuel pellets, welding upper end plug to upper end of cladding tube and filling helilum gas under pressure |
| 09/23/1998 | EP0706706B1 Fuel element for pressurized-water reactor with guide tubes finally heat-treated in two steps and method of manifacturing the guide tubes |
| 09/22/1998 | US5812623 Self-aligning absorber tube for a control rod in a nuclear reactor |
| 09/03/1998 | DE3348481C2 Improving corrosion resistance of zirconium alloys |
| 08/25/1998 | US5799052 Process for the production of a screen plate for a fuel assembly foot and corresponding fuel assembly |
| 08/19/1998 | EP0859369A1 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 |
| 08/04/1998 | US5790621 Process and apparatus for removing dust from nuclear fuel pellets by means of a laser beam |
| 07/22/1998 | EP0854340A1 Support device with interchangeable wear members for a rotating workpiece like a rotary drum furnace |
| 07/22/1998 | EP0853807A1 Apparatus for inspecting nuclear fuel assemblies |
| 07/14/1998 | US5779822 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 |
| 06/18/1998 | WO1998026428A1 Apparatus for loading nuclear fuel pellets |
| 06/18/1998 | WO1998026427A1 Apparatus for loading nuclear fuel pellets |
| 06/18/1998 | WO1998026426A1 Apparatus for loading nuclear fuel pellets |
| 06/18/1998 | WO1998026425A1 Assembly of nuclear fuel rods bundle |
| 06/18/1998 | CA2274501A1 Assembly of nuclear fuel rods bundle |
| 06/09/1998 | US5762838 Method of producing nuclear fuel pellet |
| 05/22/1998 | WO1998021728A1 A neutron absorption means, a method of production thereof and a use thereof |
| 05/05/1998 | US5748691 Apparatus and methods for sealing end plugs for nuclear fuel rods |
| 04/15/1998 | EP0835330A1 Fuel boxes and a method for manufacturing fuel boxes |
| 04/08/1998 | EP0834176A1 Apparatus for handling nuclear fuel rods |
| 03/26/1998 | DE19636563C1 Kernreaktor-Brennelemente mit hohem Abbrand und Verfahren zu ihrer Fertigung A nuclear reactor fuel elements with high burnup and methods for their production |
| 03/12/1998 | WO1998010428A1 Nuclear reactor fuel element with high burn-up and method of producing the same |
| 03/12/1998 | WO1998010427A1 Guide tube for pressurized water reactor fuel element and corresponding production process |
| 03/05/1998 | WO1998009293A1 Coated nuclear fuel pellet, method for applying this coating and equipment for realising the same |
| 02/26/1998 | WO1998008227A1 Process for sintering pellets of nuclear fuel |
| 02/26/1998 | DE19633312A1 Verfahren zum Sintern von Pellets aus Nuklearbrennstoff A method for sintering nuclear fuel pellets from |
| 02/12/1998 | DE19635927C1 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 |
| 02/11/1998 | EP0823292A1 Method and device for removing dust off nuclear fuel pellets by means of a laser beam |
| 02/04/1998 | CN1172200A Construction method of factory |