Patents
Patents for G21C 3 - Reactor fuel elements or their assemblies; Selection of substances for use as reactor fuel elements (6,332)
08/1994
08/24/1994CN1025766C Assembly rod of anti-corrosion and antifraying nuclear reactor
08/23/1994US5341407 Inner liners for fuel cladding having zirconium barriers layers
08/17/1994EP0611128A1 Spacer to suppress departure from nucleate boiling
08/16/1994US5339342 Fuel assembly for a boiling water reactor with a redundant support structure and a locked fuel assembly case
08/16/1994US5339341 Mid span mixer grid
08/10/1994EP0609988A1 Composite nuclear fuel container and method for producing same
08/10/1994EP0609965A1 Nuclear fuel assembly spacer and loop spring with enhanced flexibility
08/09/1994US5337337 Fuel assembly
08/03/1994EP0608994A1 Fuel bundle with improved resistance to bulge and improved critical power performance
08/03/1994CN1090265A Process for the preparation of trifluorobenzene derivatives
08/02/1994US5334345 Resistant to corrosion and hydrogen absorption
07/1994
07/26/1994US5333156 Nuclear fuel assembly with an integrated passive safety device
07/21/1994WO1994016112A1 Zirconium alloy with superior corrosion resistance
07/20/1994EP0606975A1 Apparatus for protecting fuel rods during loading
07/19/1994US5331679 Fuel spacer for fuel assembly
07/19/1994US5331678 Spacer grid rod support system
07/19/1994US5331676 Calibration fixture for induction furnace
07/13/1994EP0605816A2 Nuclear fuel assembly
07/12/1994US5329571 Reactor core for a boiling water nuclear reactor
07/12/1994US5329566 Plenum spring and getter assembly
07/12/1994US5328524 Process for the surface oxidation of a part composed of passivatable metal, and fuel assembly elements composed of metal alloy covered with a protective oxide layer
07/07/1994WO1994015343A1 Manufacture of zirconium cladding tube with internal liner
07/07/1994WO1994014993A1 Manufacture of materials and workpieces for components in nuclear plant applications
07/07/1994WO1994014990A1 Zirconium alloy with improved post-irradiation properties
07/07/1994CA2149666A1 Manufacture of materials and workpieces for components in nuclear plant applications
07/05/1994US5327472 Boiling water nuclear reactor and nuclear reactor fuel assembly for the boiling water reactor
07/05/1994US5327471 Nuclear reactor fuel assembly with a supporting coolant tube
07/05/1994US5327470 Spacer with steam separator
06/1994
06/29/1994CN1025258C Fuel assembly of nuclear reactor comprising device for retaining particlescontained in cooling fluid of reactor
06/29/1994CN1025257C Filter plate of underconnector for fuel details of reactors
06/28/1994US5325409 Fuel rod guiding apparatus and method therefor
06/23/1994WO1994014164A1 Wear resistant coating for components of fuel assemblies and control assemblies and method of applying a wear resistant coating
06/22/1994EP0602876A1 Spacer with swirl vane layer for boiling water reactor fuel
06/21/1994US5323434 Fuel assembly for a boiling water nuclear reactor
06/21/1994US5323432 Apparatus for assembling fuel rods
06/14/1994US5320786 Uranium dicarbide
06/09/1994WO1994012307A1 Method of manufacturing a filter plate for the foot of a nuclear-fuel element, and a fuel element fitted with such a filter plate
06/07/1994US5319691 Self locking nut for fuel assembly tie rods
06/07/1994US5319690 Zirconium alloy cladding tube, coating tube with suspension of burnable-absorber compound, metal silicate and diluent, degassing and curing
06/07/1994US5319684 Method for assembling nuclear fuel assembly and apparatus therefor
06/07/1994US5319178 Welding apparatus for fuel rod end plugs
05/1994
05/31/1994US5317613 Fuel design for high power density boiling water reactor
05/31/1994US5317612 Use of shape memory alloys in fuel pellet holddown springs
05/31/1994US5317611 Stackable truncated conical shell fuel element and an assembly thereof for a nuclear thermal engine
05/31/1994US5317609 Method and apparatus for installing fuel rods in a nuclear fuel assembly skeleton
05/24/1994US5315625 Method for protecting the base of the reactor container in nuclear power plants, and a device for implementing the method
05/24/1994US5315624 Determining plutonium isotope composition of solution, then precipitating particles containing mixture of plutonium and uranium oxides, compaction
05/17/1994US5313507 Apparatus for attaching key member to nuclear fuel assembly grid and detaching same therefrom
05/17/1994US5313506 Reduced pressure drop ferrule spacer
05/11/1994EP0596786A1 Spacer grid provided with vanes for nuclear fuel assembly
05/11/1994EP0596738A1 Core reloading strategy utilizing two different fuel bundle fuel designs
05/10/1994US5311564 Spacer for fuel assemblies
05/04/1994EP0595571A1 Elliptical metal fuel/cladding barrier and related method for improving heat transfer
05/03/1994US5309493 Fuel rod for nuclear reactor
05/03/1994US5309491 Fuel assembly with secured rod ends at the foot
04/1994
04/28/1994WO1994009495A1 Grid-shaped spacer for nuclear reactor fuel element
04/28/1994CA2146875A1 Grid-shaped spacer for a nuclear-reactor fuel element
04/27/1994EP0594416A1 Apparatus for removing keys from support grid
04/27/1994EP0594415A1 Apparatus for removing keys from a support grid a of nuclear fuel assembly
04/27/1994EP0594398A1 Tolerant metal fuel/cladding barrier and related method of installation
04/27/1994EP0593470A1 Material and workpiece for nuclear engineering and production thereof
04/27/1994EP0593469A1 Material and workpiece for nuclear engineering and production thereof
04/26/1994US5307393 Unitary three dimensional grid strip for a nuclear fuel assembly grid
04/26/1994US5307392 Nuclear fuel assembly
04/19/1994US5304261 Heat treatment, quenching, nonstress thinning, bending and welding
04/14/1994WO1994008342A1 Spacer grid retainer
04/14/1994WO1994008341A1 Fuel assembly which will increase its pressure drop over its operating life
04/14/1994DE4332678A1 Dirt trapper for a light water nuclear reactor fuel element - comprising one or more coiled springs in a filter arrangement below the bottom grid of the fuel element
04/13/1994CN1024231C Inferior connector of combustible assembly of nuclear reactor importing filter of retardation of particles
04/13/1994CN1024230C Assemblage combustible dismantling of light water cool nuclear reactors
04/12/1994US5303277 Process for fabricating fuel rod and end plug therefor
04/12/1994US5303276 Fuel assembly including deflector vanes for deflecting a component of a fluid stream flowing past such fuel assembly
04/12/1994US5303273 Apparatus for assembling nuclear fuel assembly
04/12/1994US5303272 Apparatus for operating the grid springs of nuclear fuel assembly
04/06/1994EP0590617A1 Reactor core for a boiling water nuclear reactor
04/06/1994CN1085006A Spring/dimple instrument tube restraint
04/05/1994US5301218 Tolerant metal fuel/cladding barrier and related method of installation
04/05/1994US5301214 Assembling apparatus for nuclear fuel assembly
03/1994
03/30/1994EP0589312A1 Nuclear fuel assembly cast bottom nozzle
03/30/1994EP0589311A1 Upwarding biased fuel assembly
03/29/1994US5299246 Shape-memory alloys in the construction of nuclear fuel spacer grids
03/29/1994US5299245 Spacer grid for a nuclear fuel assembly
03/29/1994US5299244 Fuel assembly
03/29/1994US5299241 Containing fuel assamblies of actinide pellets, preventing melting of fuel pellets by controlling the amount of actinides
03/23/1994EP0587926A1 Fuel rod for nuclear reactor and welding device for its manufacture
03/22/1994US5297177 Fuel assembly, components thereof and method of manufacture
03/22/1994US5297176 Remotely replaceable fuel assembly alignment pin
03/22/1994US5297175 Assembling machine for nuclear fuel assembly
03/22/1994US5296058 Structural part for a nuclear reactor fuel assembly and method for producing this structural part
03/22/1994CA2038870C Apparatus for blending constituents of varying densities
03/17/1994WO1994006124A1 Method of estimating crystal grain size of nuclear fuel pellet
03/16/1994CN1083964A Method and device for extracting a locking sleeve from a demountable guide tube of a nuclear reactor fuel assembly
03/15/1994CA1327692C Uranium silicide dispersion fuel utilizing rapid solidification by atomization and fuel fabrication process therefor
03/09/1994EP0585968A1 Nuclear fuel assembly
03/09/1994CN1083444A A protective vessel for a getter material
03/03/1994WO1994005012A1 Fuel pellet for liquid cooled nuclear reactors
03/02/1994EP0585052A1 Apparatus for automatic loading of fuel rods in an assembly
02/1994
02/24/1994DE4227795A1 Kernreaktor-Brennstoffelement Nuclear reactor fuel element
02/22/1994US5289515 Assembly method and grid for nuclear fuel assembly
02/22/1994US5289514 Fuel assembly for a boiling water reactor with a sealing spring between the foot part and the fuel assembly channel
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