| 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) |
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| 11/30/1993 | CA1324831C Instrument for the measurement and determination of chemical pulse column parameters |
| 11/23/1993 | US5265132 In a reactor pressure vessel |
| 11/23/1993 | US5265129 Of a nuclear steam generator |
| 11/23/1993 | US5264159 Process for treating salt waste generated in dry reprocessing of spent metallic nuclear fuel |
| 11/23/1993 | US5263425 Waste processing system door assembly |
| 11/18/1993 | EP0569635A1 Containment structures |
| 11/16/1993 | US5263067 Locating hot and cold-legs in a nuclear powered steam generation system |
| 11/16/1993 | US5263061 Nuclear reactor control room construction |
| 11/11/1993 | WO1993022772A1 Tool holder device for a nuclear reactor vessel cover |
| 11/10/1993 | EP0569265A1 Process for the dissolution of plutonium or other radioactive elements from solid or liquid products and microwave-powered heating device for carrying out the process |
| 11/09/1993 | CA1323985C Process for the separation of metals from aqueous solutions using dialkyl substituted amides |
| 11/02/1993 | US5259008 Staged depressurization system |
| 10/28/1993 | WO1993021640A1 Support plate inspection device |
| 10/27/1993 | EP0566960A2 Chopping ans wrapping of fuel assembly ducts or similar nuclear reactor structure elements |
| 10/20/1993 | EP0566396A2 Method of manufacturing neutron-shielding tubes and neutron shielding tubes obtained by the same |
| 10/19/1993 | US5254835 Robotic welder for nuclear boiling water reactors |
| 10/19/1993 | US5254075 Internal circulation type centrifugal extractor |
| 10/19/1993 | US5253407 Control rod drive endcap tool |
| 10/13/1993 | EP0565380A2 Repair of nuclear reactor incore housings and ultrasonic examination |
| 10/12/1993 | US5252258 Method of recovering and storing radioactive iodine by freeze vacuum drying process |
| 10/06/1993 | CN1022355C Centering and fixation device for a cluster guide flange of a core plate of a nuclear reactor |
| 09/22/1993 | CN1076543A Process for trapping gaseous ruthenium on polyvinyl pyridine, more particularly usable for recovering radioactive ruthenium from irradiated nuclear fuels |
| 09/21/1993 | US5247545 Control blade servicing assembly |
| 09/15/1993 | CN1022147C Device for opening and closing filter and process for replacing filter packing |
| 09/14/1993 | US5245641 Spent fuel storage rack |
| 09/08/1993 | EP0559561A1 Process for the dissolution of plutonium dioxide with OH'radicals obtained by the radiolysis of water, usable for treating plutonium containing slimes and wastes |
| 09/08/1993 | EP0559537A1 Process for the separation of elements from aqueous solutions coming from the reprocessing of nuclear fuel |
| 09/08/1993 | EP0559536A1 Process for gettering gaseous ruthenium onto polyvinylpyridine, in particular useful for the recuperation of radioactive ruthenium from irradiated nuclear fuels |
| 09/07/1993 | US5243631 Control rod servicing apparatus and method |
| 09/04/1993 | CA2090812A1 Process for the separation of certain elements from aqueous solutions resulting from the reprocessing of spent nuclear fuels |
| 09/04/1993 | CA2090810A1 Process for trapping gaseous ruthenium on polyvinyl pyridine, more particularly usable for recovering radioactive ruthenium from irradiated nuclear fuels |
| 08/31/1993 | US5241570 Core-control assembly with a fixed fuel support |
| 08/25/1993 | EP0557028A1 A metering system |
| 08/24/1993 | US5239564 Process for dismantling an irradiated component of a nuclear reactor by the cutting of its wall |
| 08/19/1993 | WO1993015841A1 Waste processing system |
| 08/18/1993 | EP0556022A1 Fuel transfer system |
| 08/11/1993 | EP0555171A2 Waste processing system |
| 08/06/1993 | CA2080543A1 Waste processing system |
| 08/03/1993 | US5232657 Metal hydride flux trap neutron absorber arrangement for a nuclear fuel storage body |
| 07/29/1993 | DE4202089A1 Gas detection, determn. and/or combustion esp. in gas explosion prevention - includes using 1 or more combustion chambers into which vapour or gas is supplied |
| 07/27/1993 | US5230859 Separation, combustion |
| 07/13/1993 | US5227125 Tool for handling a cluster of rods of consumable poison |
| 07/13/1993 | US5227123 Core instrument cutting system |
| 07/06/1993 | US5225152 Filtering bottom nozzle for a fuel assembly of a lightwater-cooled reactor |
| 07/06/1993 | US5225150 Integrated head package for top mounted nuclear instrumentation |
| 06/29/1993 | US5223233 Cooling, filtration |
| 06/29/1993 | US5223232 Solvent extraction of solutions from irradiated nuclear fuel reprocessing plants |
| 06/29/1993 | CA1319766C Device for shearing a group of tubes |
| 06/29/1993 | CA1319765C Apparatus for defuelling a nuclear reactor |
| 06/29/1993 | CA1319494C Method of solvent extraction and apparatus therefor |
| 06/16/1993 | EP0546798A1 Reactor water cleanup and cooling system |
| 06/15/1993 | US5219540 Method of removing ruthenium contained in uranium-containing solutions |
| 06/15/1993 | US5219533 Countercurrent flow of streams of aqueous phase and organic phase |
| 06/15/1993 | US5219517 Fuel assembly for a boiling water nuclear reactor |
| 06/09/1993 | EP0545780A1 Measuring apparatus for the alpha activity of a solution |
| 06/08/1993 | US5217173 Waste processing system |
| 06/02/1993 | EP0538414A4 Seed and blanket fuel arrangement for dual-phase nuclear reactors |
| 06/02/1993 | EP0538409A4 Fuel-bundle inversion for dual-phase nuclear reactors |
| 06/01/1993 | US5215706 Method and apparatus for ultrasonic testing of nuclear fuel rods employing an alignment guide |
| 05/30/1993 | CA2083568A1 Apparatus for measuring the .alpha. activity of a solution |
| 05/26/1993 | EP0543552A1 Apparatus for solvent extraction |
| 05/26/1993 | EP0543253A1 Nuclear reactor core and fuel element with easier positioning |
| 05/26/1993 | CN2134699Y Dismounting mechanism for control rod of atomic reactor |
| 05/19/1993 | CN1072283A Steerable grab for handling nuclear fuel assemblies |
| 05/19/1993 | CN1020825C Cellule of reception and of dismantlement of nuclear fuel assembly |
| 04/28/1993 | EP0538414A1 Seed and blanket fuel arrangement for dual-phase nuclear reactors. |
| 04/28/1993 | EP0538409A1 Fuel-bundle inversion for dual-phase nuclear reactors |
| 04/21/1993 | EP0537615A1 Storage rack for nuclear fuel assemblies |
| 04/14/1993 | EP0537071A1 Process for conditioning or recycling used ionic cartridges |
| 04/11/1993 | CA2079732A1 Process for the conditioning or recycling of used ion cartridges |
| 04/07/1993 | EP0536016A1 Cooling device for a telemanipulator and its use for an intervention in a hostile environment at high temperature |
| 03/30/1993 | US5198405 Support |
| 03/30/1993 | US5198183 Method and apparatus for close packing of nuclear fuel assemblies |
| 03/30/1993 | US5198182 Production of neutron-shielding tubes |
| 03/24/1993 | EP0533547A1 Revolving handling gripper for a nuclear fuel assembly |
| 03/24/1993 | EP0533380A2 Catalytic reactor |
| 03/24/1993 | CN1070280A Device for positioning tool in enclosure limited by wall traversed by opening |
| 03/23/1993 | US5196161 Fail-safe storage rack for irradiated fuel rod assemblies |
| 03/18/1993 | WO1993005517A1 Device for positioning a tool in an enclosure limited by a wall traversed by an opening |
| 03/17/1993 | EP0532404A1 Apparatus for performing several succesive reactions in the same container |
| 03/17/1993 | EP0532254A1 Apparatus for filtering and adjusting the PH of nuclear reactor coolant water for the testing of soluble contents thereof |
| 03/17/1993 | EP0379565B1 Process to separate transuranic elements from nuclear waste |
| 03/16/1993 | US5194216 Guide plate for locating rods in an array |
| 03/16/1993 | US5193382 Clogging indicator for controlling sodium quality |
| 03/10/1993 | EP0530636A1 Device for mechanically treating powder especially nuclear combustion powder |
| 03/09/1993 | CA1314277C Palladium alloy as catalyst for the oxidation of hydrogen in an atmosphere containing hydrogen and oxyden |
| 03/03/1993 | EP0530118A2 Method for adsorbing and separating heavy metal elements by using a tannin adsorbent and method of regenerating the adsorbent |
| 03/03/1993 | EP0529906A1 CRD endcap tool |
| 03/03/1993 | EP0529431A1 Pool and device for receiving elongated nuclear reactor fuel elements |
| 03/03/1993 | CN1020017C Pusher for processing irradiated fuel elements |
| 03/02/1993 | US5190623 Nuclear fuel reprocessing plant |
| 02/24/1993 | EP0528620A1 Method of inhibiting cobalt release in nuclear reactor coolant water |
| 02/24/1993 | EP0527968A1 Device for the recombination of hydrogen and oxygen and the use of said device. |
| 02/18/1993 | WO1993003489A1 Process and device for recombining and/or igniting hydrogen contained in a h2-air-vapour mixture, especially for nuclear power stations |
| 02/18/1993 | DE4226228A1 Fuelling of nuclear esp. fast breeder reactor - allowing redn. of reactor vessel dia. as loading operation can be effected at any position within core using large and small revolving stoppers and levelling arm |
| 02/18/1993 | DE4226223A1 Fuelling of nuclear reactor, esp. fast breeder reactor - having subdivided upper core structure forming revolving stopper |
| 02/17/1993 | EP0527357A1 Method for primary coolant treating of a pressurized water reactor |
| 02/17/1993 | EP0527356A1 Method for treating the primary coolant of a pressurized water reactor |
| 02/10/1993 | EP0527096A2 Method of preparing insoluble hydrolysable tannin and method of treating waste liquid with the tannin |
| 02/09/1993 | US5185123 Apparatus for annealing walls of nuclear reactors |