| Patents for G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements (6,332) |
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| 03/31/1999 | EP0831497A4 Fuel element assembly for a nuclear reactor and a nuclear reactor |
| 03/30/1999 | US5889401 Method and apparatus for determining the thickness of several layers superimposed on a substrate |
| 03/25/1999 | WO1999001873A3 A nuclear fuel assembly with hydraulically balanced mixing vanes |
| 03/25/1999 | WO1999001872A3 A nuclear fuel assembly grid with diagonal fuel retaining springs |
| 03/23/1999 | US5887045 Zirconium alloy tube for a nuclear reactor fuel assembly, and method for making same |
| 03/23/1999 | US5887044 Alloy of plutonium, zirconium, hafnium |
| 03/16/1999 | US5882552 Method for recycling fuel scrap into manufacture of nuclear fuel pellets |
| 03/11/1999 | DE19838790A1 Boiling water reactor fuel element with coolant swirling device |
| 03/10/1999 | CN1210611A Nuclear fuel assembly with upper cap |
| 03/09/1999 | US5881119 Apparatus for handling nuclear fuel rods |
| 03/03/1999 | EP0899747A2 Method of manufacturing zirconium tin iron alloys for nuclear fuel rods and structural parts for high burnup |
| 03/02/1999 | US5878100 Fuel assembly for a boiling water reactor |
| 03/02/1999 | US5876524 Method for the manufacture of tubes of a zirconium based alloy for nuclear reactors and their usage |
| 02/25/1999 | WO1998054730A3 Core, heat-release assembly and fuel element for water -moderated nuclear reactor |
| 02/24/1999 | EP0897581A1 Fuel assembly for a boiling water reactor |
| 02/23/1999 | US5875224 Swirler attachment for a spacer of a nuclear fuel bundle |
| 02/23/1999 | US5875223 Spacer for a nuclear fuel assembly and a nuclear fuel assembly |
| 02/23/1999 | US5875222 Nuclear reactor core flooding by control of shroud leakage and fuel channel spillover |
| 02/16/1999 | US5872826 Nuclear power plant, improving the economical efficiency of nuclear fuel by controlling output peaking and reducing nuclear thermal restrictions. |
| 02/03/1999 | EP0895248A1 System for joining the bottom head, independent dashpot and reinforced guide tubes in nuclear reactor fuel elements |
| 02/03/1999 | EP0895247A1 Method of manufacturing zirconium niobium tin alloys for nuclear fuel rods and structural parts for high burnup |
| 02/02/1999 | US5867552 Absorber for hydrogen |
| 02/02/1999 | US5867551 Nuclear fuel assembly for pressurized water reactor |
| 02/02/1999 | US5867550 Process for the production of a screen plate for a fuel assembly foot and corresponding fuel assembly |
| 01/27/1999 | EP0893800A1 Pressurized water reactor nuclear fuel assembly |
| 01/26/1999 | US5864593 To burn thorium fuel with conventional reactor fuels, including nonproliferative enriched uranium, and weapons or reactor grade plutonium, novel refueling scheme to maximize seed fuel utilization, and insure spent fuel cannot be |
| 01/21/1999 | WO1999003108A1 Grid for nuclear fuel assembly and insert for same |
| 01/21/1999 | WO1999003107A1 Grid with mixing vanes for nuclear fuel assembly |
| 01/19/1999 | US5862196 Fuel assembly and spacer for a nuclear reactor |
| 01/19/1999 | US5862194 Alloy member in the beta single phase temperature range for a short time prior to quenching; the <0001> crystal orientation of hexagonal zirconium metal of the alloy random, with the same orientation at any position in the plate |
| 01/14/1999 | WO1999001873A2 A nuclear fuel assembly with hydraulically balanced mixing vanes |
| 01/14/1999 | WO1999001872A2 A nuclear fuel assembly grid with diagonal fuel retaining springs |
| 01/13/1999 | EP0890958A1 Grid blade for nuclear fuel assembly and grid provided with such blades |
| 01/12/1999 | US5859888 Part length fuel rod extension |
| 01/12/1999 | US5859887 Nuclear fuel assembly support grid |
| 01/12/1999 | US5859886 Fuel assembly for a boiling water reactor |
| 01/07/1999 | WO1999000799A1 Nuclear fuel assembly |
| 01/07/1999 | EP0889482A1 Tie plate quick release retaining device |
| 01/07/1999 | EP0888620A1 Nuclear reactor containing catalytic material for the elimination of oxidizing agents |
| 12/29/1998 | US5854818 Zirconium tin iron alloys for nuclear fuel rods and structural parts for high burnup |
| 12/22/1998 | US5852645 Fuel assembly with consumable poison, and a method of operating a reactor |
| 12/22/1998 | US5852644 Guide tube for a nuclear fuel assembly |
| 12/09/1998 | EP0882296A1 A component designed for use in a light water reactor, and a method for the manufacture of such a component |
| 12/09/1998 | CN1201549A Fuel element, method and device for manufacturing same |
| 12/03/1998 | WO1998054730A2 Core, heat-release assembly and fuel element for water -moderated nuclear reactor |
| 12/01/1998 | US5844959 Zirconium niobium tin alloys for nuclear fuel rods and structural parts for high burnup |
| 12/01/1998 | US5844958 Dismountable fuel assembly of a nuclear reactor cooled by light water |
| 12/01/1998 | US5844957 For a boiling water nuclear reactor |
| 11/26/1998 | WO1998053114A1 Method for covering a component with a corrosion inhibiting foreign oxide coating and component covered with one such coating |
| 11/24/1998 | US5841200 Lubrification, pelletizing, sintering mixture including sulfur zwitterion |
| 11/18/1998 | EP0878010A1 Nuclear fuel assembly having a transition piece with reduced flow resistance |
| 11/18/1998 | EP0878009A1 Nuclear fuel assembly with an upper cap |
| 11/17/1998 | US5838753 Method of manufacturing zirconium niobium tin alloys for nuclear fuel rods and structural parts for high burnup |
| 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 |
| 11/10/1998 | US5835550 Method of manufacturing zirconium tin iron alloys for nuclear fuel rods and structural parts for high burnup |
| 11/04/1998 | EP0795042B1 Process for coating with an oxide layer a passivable metal or alloy substrate |
| 11/03/1998 | US5832050 Zirconium-based alloy, manufacturing process, and use in a nuclear reactor |
| 10/28/1998 | EP0873563A1 Fuel assembly for a boiling water reactor |
| 10/28/1998 | CN1197533A Absorbent pencil for a nuclear reactor control cluster, and method for making same |
| 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 |
| 10/22/1998 | WO1998047153A1 Coolant mixing grid for nuclear fuel assembly |
| 10/21/1998 | EP0871961A1 Spacer for a fuel assembly and a fuel assembly |
| 10/21/1998 | EP0871960A1 Fuel assembly for a boiling water reactor |
| 10/21/1998 | EP0871959A1 Fuel assembly and spacer for a nuclear reactor |
| 10/21/1998 | EP0871958A2 Seed-blanket reactors |
| 10/21/1998 | CN1196557A Manufacturing technology of fuel rod zirconium box for nuclear reactor |
| 10/15/1998 | WO1998045851A1 Protective coating to reduce stress corrosion cracking of zircaloy fuel sheathing |
| 10/15/1998 | WO1998045498A1 Substrate body with a protective coating |
| 10/15/1998 | DE19714432A1 Trägerkörper mit einer Schutzbeschichtung The carrier body with a protective coating |
| 10/14/1998 | EP0870074A1 Process for coating a metal substrate |
| 10/13/1998 | US5822388 MOX fuel arrangement for nuclear core |
| 10/07/1998 | EP0869512A1 Improvements to the ceramic nozzle flame outlets for welding plugs onto nuclear fuel rods, the manufacturing process for the rods and their corresponding plugs |
| 10/07/1998 | EP0869197A1 A method for the production of a spacer, a spacer and a fuel element |
| 10/07/1998 | CN1040135C Heat-resistant nitride dispersion strengthened alloys |
| 10/01/1998 | DE19721080C1 Corrosion protective coating especially of nuclear plant component |
| 09/30/1998 | EP0867889A1 Nuclear fuel rod for pressurized water reactor |
| 09/30/1998 | EP0867888A1 Composite cladding for nuclear fuel rods |
| 09/30/1998 | EP0867518A1 High strength zirconium alloys containing bismuth |
| 09/29/1998 | US5815545 Nuclear fuel assembly spacer and spring |
| 09/29/1998 | US5813299 Automatic feed rotary tubing cutter for fuel rod tubing of a nuclear fuel assembly |
| 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 |
| 09/23/1998 | CN1194052A Tube for a nuclear fuel assembly and method for making same |
| 09/22/1998 | US5812624 Core of a pressurized water nuclear reactor and top nozzle of a fuel assembly of the core |
| 09/22/1998 | US5812621 Reactor core for a light water cooled reactor, fuel assembly and control rod |
| 09/17/1998 | WO1998040894A1 Device and method for locking rods in a bottom tie plate of a fuel assembly |
| 09/17/1998 | WO1998040893A1 Fuel rod cladding tube for a boiling water reactor fuel rod and the production thereof |
| 09/17/1998 | WO1998040529A1 Method for producing tubing products based on zircon alloys |
| 09/15/1998 | US5809101 Handle unit for a fuel assembly in a nuclear reactor and fuel assembly having modified channel |
| 09/15/1998 | US5808271 Method of laser beam welding interlaced straps of a spacer grid with plural beams |
| 09/09/1998 | EP0808503B1 Zirconium alloy tube for a nuclear reactor fuel assembly, and method for making same |
| 09/09/1998 | EP0779936B1 Zirconium alloy with tungsten and nickel |
| 09/09/1998 | CN1192820A Seed-blanket reactors |
| 09/08/1998 | US5805657 Nuclear fuel elements made from nanophase materials |
| 09/08/1998 | US5805656 Fuel channel and fabrication method therefor |
| 09/08/1998 | US5805655 Protective coating to reduce stress corrosion cracking in zirconium alloy sheathing |
| 09/08/1998 | US5805653 Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals |
| 09/02/1998 | EP0862186A1 Nuclear fuel assembly with variable central water channel moderation |
| 09/02/1998 | EP0862185A1 Water channel flow control in a nuclear fuel assembly |
| 09/01/1998 | US5802130 Zirconium-based alloy tube for a nuclear reactor fuel assembly |