Patents
Sitemap › G21 - Nuclear physics; Nuclear engineering › G21C - Nuclear reactors › 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
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)
01/2004
01/06/2004US6674827 Segmented lattice rack to store fuels coming from nuclear reactors
12/2003
12/31/2003WO2003038836A3 Process for controlling valence states
12/30/2003US6671344 Closed vessel for radioactive substance, seal-welding method for closed vessel, and exhaust system used for seal-welding method
12/25/2003US20030234223 Absorption of Americium, Curium, Zirconium, Molybdenum, Palladium and rare earth elements with a solid absorbent containing organophosphorus compounds; elution with an acidic solution containing diethylenetriaminepentaacetic acid
12/24/2003CN1132194C Appts. for inspection and maintenance of pipe-line in water
12/23/2003CA2393461C Method for reducing corrosion erosion in the feeder pipes used in the primary loop of a candu-type nuclear power plant
12/17/2003CN1131528C Protective casing
12/17/2003CN1131527C Integral pressure container head device for pressurized water reactor
12/16/2003US6665365 Storage container for radioactive materials
12/11/2003US20030227995 Device and method for carrying out maintenance work in a region of a plant delimited by a wall having at least two facing surfaces
12/11/2003US20030227994 Nuclear plant
12/11/2003US20030227993 Reactor servicing platform
12/10/2003CN1130733C Nuclear fuel postprocessing method
12/10/2003CN1130732C Controlling stick, fuel supporting port holder
12/04/2003WO2003099422A1 Gas converter comprising an activity-adapted catalyst system
12/04/2003US20030223529 Segmented lattice rack to store fuels coming from nuclear reactors
12/04/2003DE19941719C2 Verfahren zur Entnahme abgebrannter Brennelemente aus einem Kugelhaufen-Hochtemperaturreaktor Process for the removal of spent fuel from a pebble bed high temperature reactor
12/03/2003EP1367602A1 Method of manufacturing a spent fuel cask
12/03/2003EP1366218A1 Electrorefining process for separating metals
12/03/2003CN1129920C Goods shelf mounting structure built in container
12/03/2003CN1129917C Removable shround and pump deck for boiling water nuclear reactor
12/02/2003US6657081 Calixarene derivatives
12/02/2003US6656338 Guiding cooling water of cooling-water loop through a first side of an electrodialysis unit; guiding medium of concentrate loop through second side of electrodialysis unit; filtering out cationic impurities from the medium in ion exchanger
11/2003
11/25/2003US6652661 Radioactive decontamination and translocation method
11/20/2003WO2003096030A2 A method of discharging spherical elements from a container and a dispensing apparatus
11/20/2003CA2485823A1 A method of discharging spherical elements from a container and a dispensing apparatus
11/19/2003EP1029327B1 Nuclear fuel reprocessing
11/13/2003DE20313011U1 Carrier block for transport and storage containers for radioactive materials, comprises stack of massive, circular perforated discs made of fiber laminate material
11/12/2003CN1127737C Passive emergency hydrogen mitigation system for water-cooled nuclear reactors
11/11/2003US6647082 Manufacturing method and device of control rods for nuclear reactors
11/05/2003EP1359594A2 System and method for transferring spent nuclear fuel from a transfer cask to a storage cask
11/04/2003US6643349 Method of removing a large-sized apparatus from a reactor building of a nuclear plant
10/2003
10/30/2003WO2003090233A1 Intermediate storage system for fuel elements from a nuclear facility, and method for operating one such intermediate storage system
10/30/2003WO2003033110A8 Method for purifying a gas in a system
10/30/2003US20030202626 Smooth collet for pulling fuel rods
10/30/2003DE19937670C2 Verfahren und Vorrichtung zum Austausch verbrauchter Absorberelemente eines Brennelent-Lagergestells Method and device for replacement of spent absorber elements of a storage rack Brennelent
10/29/2003EP1356475A1 A device for storing heat generating material and a vessel for such device
10/29/2003EP1356474A1 Filter for cooling water in a light water cooled nuclear reactor
10/29/2003CN1452591A System for controlling and eliminating hydrogen
10/28/2003US6639962 Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel
10/28/2003US6639960 Method of retrofitting a reactor pressure vessel head assembly
10/23/2003WO2003088263A2 Differential pressure based lock
10/23/2003WO2003086573A1 Liquid degassing system for power plant system layup
10/23/2003US20030198313 Thermal shunts and method for dry storage of spent nuclear fuel
10/22/2003EP1355320A1 Cask and production method for cask
10/22/2003CN1451165A Nuclear power station
10/22/2003CN1125471C Head area cable tray bridge for nuclear reactor
10/21/2003US6636579 Device and method for repairing inside of reactor pressure vessel
10/21/2003US6636578 Fuel assembly structural reinforcement and method
10/16/2003US20030194042 System and method for transferring spent nuclear fuel from a spent nuclear fuel pool to a storage cask
10/16/2003US20030194041 Test sample removal apparatus and method
10/15/2003EP1352400A1 Method and device for radioactive decontamination of a surface located inside an hollow body
10/15/2003CN1448959A Integral method for reprocessing spent fuel
10/15/2003CN1124620C Process and device for initiating hydrogen-oxygen reaction in reactor safety container
10/14/2003US6633624 Condensate demineralization
10/08/2003EP1351257A1 Method and apparatus for maximizing radiation shielding during cask transfer procedures
10/08/2003CA2380909A1 Differential pressure based lock
10/07/2003US6630114 Calixarene derivatives, preparation method and use of said derivatives to extract antinides and lathanides
10/07/2003US6630100 Manufacturing method for spent fuel storage member and mixed power
10/02/2003US20030183043 Ultrasound enhanced process for extracting metal species in supercritical fluids
10/01/2003CN1445791A Support for storing fuel of nuclear reactor
10/01/2003CN1123013C Nuclear fuel reprocessing method
09/2003
09/25/2003WO2003079371A2 Stud locking mechanism for reactor fuel channel positioning assembly
09/25/2003US20030180180 High temperature water pipes; nuclear power plants; generation electricity currents by heat activation
09/25/2003US20030179846 Aluminum composite material, manufacturing method therefor, and basket and cask using the same
09/25/2003US20030179845 Method of retrofitting a reactor pressure vessel head assembly
09/23/2003US6625247 Cask and production method of cask, and embedded form
09/23/2003US6625246 System and method for transferring spent nuclear fuel from a spent nuclear fuel pool to a storage cask
09/23/2003US6625245 Method of handling reactor vessel
09/23/2003US6625244 Inspection apparatus for examining jet pump beams in nuclear reactors
09/23/2003US6623712 Method for dissolving plutonium or a plutonium alloy and converting it into nuclear fuel
09/23/2003US6623710 Reducing solvent feed; polishing removal of neptunium and recycling waste stream from partitioning of uranium and plutonium
09/23/2003US6622941 Method and apparatus for cleaning jet pump nozzles
09/18/2003US20030174801 Rack to store fuels from nuclear reactors
09/18/2003US20030172959 Treatment with a wetting agent and an active agent that is a complex N-abietyl-, hydroabietyl-, or dehydroabietyl ketomethyl amine
09/16/2003US6619712 Refueling mast retaining tool for a nuclear reactor
09/11/2003US20030167735 Method and system for manufacturing storage container for storing nuclear fuel
09/10/2003EP1342676A1 Below ground cask transfer facility
09/10/2003EP1342245A1 Cooling system
09/10/2003EP1092223B1 RECOMBINER having a catalyst element
09/10/2003CN1121046C Device for introducing gas into primary coolant in pressurised water reactor
09/10/2003CN1121045C Process for solidifying high radioactive waste liquid by microwave heating
09/10/2003CN1121044C Solution pretreating method and beginning end of purex flow process and used silica gel and its preparing process
09/04/2003WO2003073436A1 Electrochemical cell for metal production
09/04/2003US20030164300 Electrorefining of americium
09/03/2003EP1297536A4 Method of strontium-89 radioisotope production
08/2003
08/27/2003EP1339071A1 Method for reducing corrosion of metal material
08/21/2003WO2003069633A2 Protective wall with anti-piercing armour for a container and a container comprising at least one such wall
08/21/2003US20030156676 Reactor servicing platform
08/20/2003EP1335880A1 Method for co-precipitating actinides and method for preparing mixed actinide oxides
08/20/2003CN1437751A 冷却系统 Cooling System
08/19/2003US6608879 Method of handling a large structure in a reactor building
08/14/2003WO2003067608A2 Composite neutron absorbing coatings for nuclear criticality control
08/13/2003EP1335388A2 Seismic cask stabilization device
08/13/2003EP1335387A2 A lid for a ventilated vertical overpack
08/12/2003US6606368 Method of operating nuclear power plant, nuclear power plant, and method of controlling water chemistry of nuclear power plant
08/12/2003US6605817 Neutron shield and cask that uses the neutron shield
08/12/2003US6605794 Methods for resistance cladding and welding on hot crack susceptible materials
08/12/2003US6605261 Drying them calcining in single multizonal screw oven in presence of oxygen
08/07/2003WO2003065380A1 Container device for the storage of hazardous materials and a method of making it
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