Matches 1 - 37 out of 37


Match Document Document Title
US20130010913 NUCLEAR FUEL ASSEMBLY POSITIONING SYSTEM HAVING BUILT-IN SOLENOID VALVE BOX  
Provided is a nuclear fuel assembly positioning system having a built-in solenoid valve box in an apparatus for testing nuclear fuel used in an atomic power plant. A work table is installed at a...
US20120039428 METHOD FOR ALIGNING AND HANDLING FUEL RODS WITHIN A NUCLEAR FUEL BUNDLE  
A method of aligning a nuclear fuel bundle and handling selected fuel rods within the fuel bundle located in a spent fuel pool of a nuclear power plant. The bundle includes water rods, full-length...
US20110103537 CHANNEL SEATING TOOL FOR NUCLEAR FUEL ASSEMBLY AND METHOD FOR SEATING CHANNEL ON THE ASSEMBLY  
A tool to slide a channel on a nuclear reactor fuel bundle assembly, the tool includes: a plate having a slot to receive a handle of the fuel bundle and a lower surface that engages an upper edge...
US20110075784 NUCLEAR FUEL CELL REPAIR TOOL  
A method of repairing a nuclear fuel cell wall and tools useful for performing that repair are described. A repair tool may be used to align a jack near a region of a bent or distorted structural...
US20130177124 DEVICE FOR THE DRY HANDLING OF NUCLEAR FUEL ASSEMBLIES  
A device for the dry handling of nuclear fuel assemblies is provided. The device includes a transfer basket which can be connected to a lifter and which includes a gripper for gripping the fuel...
US20110051874 IRRADIATION TARGET RETENTION ASSEMBLIES FOR ISOTOPE DELIVERY SYSTEMS  
Example embodiments are directed to methods of producing desired isotopes in commercial nuclear reactors and associated apparatuses using instrumentation tubes conventionally found in nuclear...
US20100246742 SYSTEM FOR ASSEMBLING OR DISASSEMBLING A SEGMENTED ROD  
An embodiment of the present invention takes the form of a system that allows for simultaneously assembling or disassembling multiple segmented nuclear fuel rods (hereinafter “segmented rods”). An...
US20120201340 System and Method for Integration of Wet and Dry Nuclear Fuel Storage  
Systems and methods of loading and/or removing spent nuclear fuel from a spent nuclear fuel pool are disclosed. A spent fuel basket compatible with a dry storage and/or transport system is...
US20140205050 NUCLEAR FUEL ASSEMBLY HANDLING APPARATUS  
A fuel assembly handling tool that can be lowered onto the top nozzle of a fuel assembly, positively latch the top nozzle, unlatch from the top nozzle, and be raised off the top nozzle of the fuel...
US20110110484 Standing wave nuclear fission reactor and methods  
Disclosed embodiments include nuclear fission reactor cores, nuclear fission reactors, methods of operating a nuclear fission reactor, and methods of managing excess reactivity in a nuclear...
US20150206610 SYSTEMS AND METHODS FOR PASSIVE COOLING DURING NUCLEAR FUEL TRANSFER  
Systems and methods of cooling spent nuclear fuel during the transfer from a spent nuclear fuel pool to a storage or transfer cask are disclosed. A canister containing spent nuclear fuel is...
US20140192945 FUEL ROD AUTO-LOADING APPARATUS FOR NUCLEAR FUEL ASSEMBLY  
Disclosed is a fuel rod auto-loading apparatus for a nuclear fuel assembly, which disposes fuel rods in a fuel rod case in a bundle to assemble the fuel rods into the nuclear fuel assembly. The...
US20090080588 Nuclear fission igniter  
Illustrative embodiments provide nuclear fission igniters for nuclear fission reactors and methods for their operation. Illustrative embodiments and aspects include, without limitation, a nuclear...
US20090225924 DEVICE FOR REMOVING SOLID PARTICLES FROM THE COOLING MEDIUM WHICH CIRCULATES IN THE PRIMARY CIRCUIT OF A NUCLEAR REACTOR  
The geometric dimensions and shape of a device for removing solid particles from the cooling medium that is circulated in the primary circuit of a nuclear reactor, in particular a boiling water...
US20070263760 Installation for Welding Frameworks of Nuclear Fuel Assemblies, Programming Method, Corresponding Methods for Framework Welding and Assembling  
The installation provided includes at least one structure for receiving and holding guide tubes and structural elements; a carriage movable parallel to the guide tubes; at least one welding tool;...
US20080056428 Fuel Element for a Light Water Reactor, And Method for Repairing the Fuel Element  
A fuel assembly for a light water reactor contains a fuel rod cluster and a spacer that has a number of cells, bounded by webs for laterally holding fuel rods. A damaged region including at least...
US20150235720 METHOD AND DEVICE FOR ENCAPSULATING A FUEL ROD OR A FUEL ROD SECTION FOR TEMPORARY STORAGE  
A method for encapsulating a fuel rod or a fuel rod section in a container includes inserting the fuel rod or fuel rod section into the container. One of the ends of the container is connected to...
US20100266090 Nuclear fission reactor fuel assembly and system configured for controlled removal of a volatile fission product and heat released by a burn wave in a traveling wave nuclear fission reactor and method for same  
A nuclear fission reactor fuel assembly and system configured for controlled removal of a volatile fission product and heat released by a burn wave in a traveling wave nuclear fission reactor and...
US20080237032 METHOD OF APPLYING A BURNABLE POISON ONTO THE EXTERIOR OF NUCLEAR ROD CLADDING  
A method for applying a burnable poison onto the cladding of a nuclear fuel rod (2) which comprises, providing a nuclear fuel rod (2) and at least one application device (8), rotating the nuclear...
US20110216871 Channel-Lifting Tool and Method  
A lifting tool is used for lifting a channel on and off of a nuclear fuel bundle. The lifting tool includes a lifting bail and a leg assembly secured to the lifting bail. The leg assembly has an...
US20070183556 Terminal end-piece for a fuel assembly having an arrangement for maintaining the ends of the rods and corresponding assembly  
An end-piece comprises an arrangement for maintaining the adjacent longitudinal ends of substantially all the fuel rods, wherein the maintenance arrangement is arranged at nodes of the...
US20090257545 REINFORCEMENT FOR A NUCLEAR FUEL ASSEMBLY  
A tie rod for reinforcing a nuclear fuel assembly. The tie rod includes an outer, hollow tubular member that extends from above the top nozzle through the bottom nozzle of the fuel assembly and...
US20140153686 Gripping and Locking/Unlocking System, and Application to the Handling of Nuclear Materials Specimen Holders  
A system for gripping an inner tube and locking/unlocking it into and from an outer tube concentric with the inner tube. The system according to the invention is provided with one or more catching...
US20070104305 Method and a device for packaging leaky nuclear fuel rods for the purposes of transport and long-duration storage or warehousing  
A plurality of capsules are made available, each for receiving a fuel rod, and each comprising a tubular sheath that is closed at its ends by plugs. A loading structure is placed in a pool to...
US20070002999 Fuel grasping device and fuel exchanger  
A fuel grasping device in a nuclear reactor has a telescopic tube including a plurality of tubular members combined with each other to enable a telescopic motion, a fuel gripper arranged at a...
US20100272224 FUEL TRANSFER SYSTEM  
A fuel transfer system is used for transporting spent fuel from a first room to a second room. The system includes a carriage configured for travel between the first room and the second room, and...
US20090252273 Automated nuclear power reactor for long-term operation  
Exemplary embodiments provide automated nuclear fission reactors and methods for their operation. Exemplary embodiments and aspects include, without limitation, re-use of nuclear fission fuel,...
US20090225925 FUEL ASSEMBLY LOADING MACHINE AND METHOD FOR HANDLING FUEL ASSEMBLIES  
To permit the particularly safe, easy handling of fuel elements, the fuel element loading machine with a lifting apparatus has a guide mast and a fuel element gripper which can be extended...
US20100232563 APPARATUS AND METHOD FOR SUPPORTING FUEL ASSEMBLIES IN AN UNDERWATER ENVIRONMENT HAVING LATERAL ACCESS LOADING  
A method of loading nuclear fuel assemblies into a fuel rack in an underwater (or other submerged) environment that reduces the depth required for the pool to effectuate the fuel rack loading...
US20120128113 REMOTE CONTROL SYSTEM FOR THE FUEL HANDLING SYSTEM OF NUCLEAR POWER PLANT  
Disclosed is a remote control system for a fuel handling system of a nuclear power plant, in which the system includes a remote control console; a programmable logic controller (PLC) unit; a servo...
US20100119025 REPLACEABLE FUSION NEUTRON SOURCE  
Disclosed are a replaceable fusion core that can be inserted and removed from the core of a nuclear fission reactor, thereby enabling the replacement of materials exposed to neutron flux and...
US20080049886 Method and Device for Locking a Nuclear Fuel Assembly in Position in a Housing  
A method and device for blocking a fuel assembly in a housing of a transport basket. An attachment system is placed between an upper end piece of a fresh fuel assembly that it is to be transported...
US20130272470 Radial Neutron Reflector  
A nuclear reactor core comprising fissile material is surrounded by a core former. The core former comprises one or more single-piece annular rings wherein each single-piece annular ring comprises...
US20170110208 SPENT FUEL TRANSFER DEVICE FOR TRANSFERRING SPENT FUEL BETWEEN STORAGE POOLS  
Provided is a device for transferring spent fuel between spent fuel storage pools. The device includes a transfer container extending in a direction, disposed in a vertical direction, and...
US20160049210 MODULAR TRANSPORTABLE NUCLEAR GENERATOR  
The present invention relates generally to electric power and process heat generation using a modular, compact, transportable, hardened nuclear generator rapidly deployable and retrievable,...
US20160042821 VOLOXIDIZER WITH DOUBLE REACTOR FOR SPENT FUEL RODS DECLADDING AND DOUBLE REACTOR FOR USE IN THE SAME  
A voloxidizer with a double reactor for spent fuel rods decladding of the present invention includes a reactor module into which spent fuel rods are loaded, the reactor module including a reactor...
US20160035447 Integrated System for Forming and Transporting Packaging Assemblies, and the Assembly, Filling and Disassembly Stations Thereof  
The invention relates to an assembly consisting of a plurality of packaging bottles (1) for conditioning, storing and transporting radioactive bars or tubes, hereinafter called fagot assembly (2),...

Matches 1 - 37 out of 37