Patents
Patents for G21C 19 - Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel (6,229)
10/1985
10/08/1985US4545569 Apparatus for positioning, connecting and handling components
10/01/1985US4544531 Uranium hexafluoride purification process
09/1985
09/25/1985EP0155865A1 Nuclear fuel assembly and method of operating a reactor using the assembly
09/24/1985US4543488 Transportation and storage for nuclear fuel wastes
09/17/1985CA1193767A1 Method and apparatus for dismantling and disposing of fuel assemblies
09/04/1985EP0153843A2 Improvements in and relating to fluidic contactors
09/03/1985US4539174 Fuel pin transfer tool
09/03/1985US4538956 Workpiece gripping and manipulating apparatus for laser welding systems and the like
08/1985
08/27/1985US4537711 Fuel assembly skeleton compaction
08/27/1985CA1192678A1 Concrete shielding housing for receiving and storing a nuclear fuel element container
08/21/1985EP0152010A2 Purifying agent for cooling water used in nuclear reactors, and method for purification of the cooling water
08/14/1985EP0151306A2 Method for keeping the subcriticality of fuel elements
08/14/1985EP0151297A2 Store for radioactive wastes and used fuel elements
08/13/1985US4534932 Apparatus for removing cladding material from bottom portion of control rod guide tube of nuclear reactor
08/13/1985US4534931 Installation for cooling a fuel element storage well with several water circuits
08/07/1985EP0151035A2 Storage arrangements for nuclear fuel
08/07/1985EP0150981A2 Method of vacuum degassing and refilling a reactor coolant system
08/07/1985EP0150737A2 Process for treating nuclear fuel scrap
08/07/1985EP0150647A2 Cold trap for liquid sodium containing impurities
08/07/1985EP0150369A2 Nuclear reactor installation
08/06/1985US4533514 Lowering oxygen concentration in coolant
08/06/1985CA1191505A1 Power tong and jaw apparatus
07/1985
07/31/1985EP0150148A2 Fast neutron reactor with a central maintenance cell and a closure having empty spaces
07/31/1985EP0149677A1 Condensate feed apparatus for steam generator
07/30/1985US4532428 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/23/1985US4530241 Method of monitoring the identity and integrity of an object particularly a closed container
07/17/1985EP0148802A2 Device for handling nuclear fuel assemblies, and an assembly suitable for this device
07/16/1985US4528879 Bundle cutter of decentralized compact construction
07/16/1985CA1190668A1 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/16/1985CA1190667A1 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/10/1985EP0147944A1 Quick release cushioned T.V. camera mount
07/09/1985US4528435 Wire cutting process and apparatus
07/09/1985US4528165 Separation of uranium from technetium in recovery of spent nuclear fuel
07/09/1985US4528130 Method for dissolving hard-to-dissolve thorium and/or plutonium oxides
07/09/1985US4528080 Photochemical method for the separation of mixtures of xenon and krypton
07/09/1985US4527934 Remotely-controlled manipulator carrier system for a large-area cell of a nuclear facility
07/09/1985CA1190331A1 Dry storage facility for irradiated nuclear reactor fuel elements
07/03/1985EP0147183A2 Removable top nozzle and tool for a nuclear reactor fuel assembly
07/03/1985EP0146808A2 Multiple fuel rod gripper
07/03/1985EP0146804A2 Fuel assembly peripheral rod lifting device
07/02/1985US4527068 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/02/1985US4527067 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/02/1985US4527066 Concrete shielding housing for receiving and storing a nuclear fuel element container
07/02/1985US4526658 Evaporation carried out in presence of hydrazine
07/02/1985US4526045 Sampling system
07/02/1985US4526035 Device for measuring a pressure difference within a pulsed column
06/1985
06/25/1985US4525324 Dry storage facility for irradiated nuclear reactor fuel elements
06/19/1985EP0145528A1 Storage rack for fuel elements of nuclear reactors
06/19/1985EP0145519A1 Process and apparatus for the ultrafiltration of cooling water of a pressurized-water nuclear reactor
06/19/1985EP0145185A2 Precision internal tube cutter
06/12/1985EP0144159A1 Improvements in or relating to high gradient magnetic filters
06/11/1985US4522780 Rotation for access to bottom nozzle
06/06/1985WO1985002486A1 Procedure for temporary storage of radioactive material
06/05/1985EP0143595A1 Refueling machine mounted fuel assembly inspection T.V. cameras
06/04/1985US4521691 Shielding container having neutron shielding for the transportation and/or storage of radioactive material
06/04/1985US4521400 Agitator apparatus
06/04/1985US4521379 Rotary calcining system with cleaning means
06/04/1985CA1188430A1 Device for storing radioactive material in a building with a heat pipe inserted into the building wall
05/1985
05/29/1985EP0143052A2 Centering and guiding device for a roller supporting an element of considerable mass
05/28/1985US4519519 Fuel transfer tube quick opening hatch
05/22/1985EP0142383A2 Refueling of nuclear reactors
05/22/1985EP0142382A2 Fuel assembly unlatching and handling gripper
05/22/1985EP0141919A1 Cold trap for cleaning fluids
05/21/1985US4518569 Uranium dioxide-fission products, fluorine, uranium hexafluoride protective coating, shattering
05/21/1985US4518561 Reactor building
05/21/1985CA1187631A1 Concrete shielding housing for receiving and storing a nuclear fuel element container
05/14/1985CA1186902A1 Method for dissolving hard-to-dissolve thorium and/or plutonium oxides
05/08/1985EP0140588A1 Nuclear reactor fuel assembly with a removable top nozzle
05/08/1985EP0140025A1 Nuclear fuel rod bundle transfer apparatus
05/02/1985EP0139267A2 Method and device for neutron absorbtion rods exchange
04/1985
04/30/1985US4514640 Radiation shielding structures
04/30/1985US4514364 Removing cladding tube of fuel rod from nuclear fuel
04/30/1985US4514110 Gate assembly for ponds
04/25/1985WO1985001827A1 Rack for the storage of fuel elements of nuclear reactors
04/24/1985EP0138711A2 Method and device for reconstruction of nuclear fuel assemblies
04/24/1985EP0138666A2 Device for storing fuel elements in a pool
04/24/1985EP0138388A2 Apparatus for sampling fluid flow
04/23/1985CA1185770A1 Method and apparatus for separating hydrogen and/or deuterium and tritium from an inert gas
04/16/1985US4511531 Transfer of nuclear reactor component assemblies
04/16/1985US4511499 Apparatus for dismantling and disposing of fuel assemblies
04/16/1985US4510832 Rotary device for shearing a bundle of tubes containing burnt nuclear fuels
04/02/1985US4508678 Sealed by riged slab which supports pumps and heat exchangers; safety
04/02/1985US4507840 Method for compacting nuclear reactor components
04/02/1985CA1184876A1 Laser-assisted isotope separation of tritium
03/1985
03/28/1985WO1985001386A1 Device for the storage of fuel elements in a pond
03/27/1985EP0134841A1 Pushing device for ejecting fuel rods from a nuclear reactor fuel element
03/26/1985US4507267 Heat-aided method for separating the graphite matrix from the nuclear fuel of nuclear reactor fuel elements
03/26/1985US4507261 Handling process and installation for the assemblies of a neutron nuclear reactor
03/26/1985US4507227 Comminuting irradiated ferritic steel
03/20/1985EP0134315A1 Method and apparatus for supervising and controlling the fuel charging and discharging operations of a nuclear reactor
03/19/1985US4505824 Method and apparatus for purifying liquid using an electromagnetic filter
03/12/1985CA1183971A1 Fuel assembly locking apparatus
03/05/1985US4502642 Process for the separation of coated nuclear fuel particles from a graphitic matrix and installation for implementing the process
03/05/1985US4502245 Means for controlling pivotal doors in nuclear plants
02/1985
02/26/1985CA1183288A1 Removal of portions of tubes from steam generator of nuclear reactor
02/19/1985US4499691 In a nuclear reactor system
02/05/1985US4498011 Device for receiving, moving and radiation-shielding of vessels filled with expended reactor fuel elements
02/05/1985US4497770 Storage structure for nuclear waste
01/1985
01/16/1985EP0131177A1 Container for storing radioactive materials
01/09/1985EP0130881A1 Method and apparatus for providing a non-radioactive coolant for a nuclear reactor
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