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)
05/2000
05/02/2000US6058154 Leaktight closure apparatus for multi-use containment unit for irradiated nuclear fuel assemblies or high-activity waste
05/02/2000US6058153 Preventive maintenance apparatus for structural members in a nuclear pressure vessel
05/02/2000US6056865 Dry chemical reprocessing method and dry chemical reprocessing apparatus for spent nuclear fuel
04/2000
04/25/2000US6054108 A first catalytic noble metal coating a first zone; and a second catalytic noble metal coating a second zone; the first and second zones preferably located on the same side of the carrier plate.
04/25/2000US6053652 Apparatus for performing jet pump riser pipe repairs
04/20/2000WO2000022627A1 Application of noble metals to internal surfaces of operating boiling water reactors in the presence of zinc in reactor water
04/20/2000DE19924066A1 Nuclear reactor fuel element leak checking process comprises heating fuel element under water and sampling water around it for fission products
04/20/2000DE19846591A1 Vorrichtung und Verfahren zur Umspülung von Stabelementen Apparatus and method for flushing of rods
04/20/2000CA2333072A1 Application of noble metals to internal surfaces of operating boiling water reactors in the presence of zinc in reactor water
04/18/2000US6052425 Jet pump auxiliary wedge
04/13/2000WO2000002206A3 Storage rack for fuel elements
04/12/2000EP0993001A2 Apparatus for eliminating hydrogen
04/12/2000EP0992294A2 Device and method for washing bars
04/12/2000CN1051398C Pipeline in a nuclear reactor system and piping method
04/11/2000CA2074204C Sliding lance guide flexible lance system
04/06/2000WO2000019449A2 Device and method for recombining hydrogen and oxygen in a gaseous mixture
04/06/2000CA2345670A1 Device and method for the recombination of hydrogen and oxygen in a gas mixture
04/04/2000US6047037 Multi-lift tool and method for moving control rods in a nuclear reactor
03/2000
03/30/2000WO2000007192A3 Method and device for separating a neutron absorber from a cooling medium
03/30/2000DE19852953C1 Irregular thickness catalytic hydrogen recombination panel for water-cooled nuclear reactor minimizes the risk of fire and explosion
03/30/2000DE19833739C1 Verfahren und Vorrichtung zum Abtrennen eines neutronenabsorbierenden Absorbers von einem Kühlmittel Method and apparatus for separating a neutron absorber by a cooling agent
03/29/2000CN1249059A BWR emergency core cooling system strainer
03/28/2000CA2118062C In-situ palladium doping or coating of stainless steel surfaces
03/23/2000DE19943353A1 Nuclear fuel contaminated waste treatment method, comprises immersing waste in molten salt to dissolve contaminated surface layer, and filtering to remove nuclear material
03/15/2000EP0985215A1 Ignition system for recombining hydrogen in a gas mixture, and a containment in a nuclear installation
03/15/2000EP0984903A1 Removal of technetium impurities from uranium hexafluoride
03/15/2000EP0970477A4 Suction system with end supported internal core tube suction strainers
03/09/2000WO2000013188A1 Nuclear fuel processing including reduction of np(vi) to np(v) with a hydrophilic substituted hydroxylamine
03/09/2000WO2000013187A1 Nuclear fuel reprocessing including reduction of np(vi) to np(v) with an oxime
03/07/2000US6033636 Method of recovering uranium and transuranic elements from spent nuclear fuel
03/07/2000CA2155271C Tube extractor
02/2000
02/24/2000WO2000009442A1 Anti-deflagration device for hydrogen recombining unit by catalysis
02/24/2000CA2340034A1 Anti-deflagration device for hydrogen recombining unit by catalysis
02/23/2000EP0980705A2 Apparatus for removing flammable gas
02/17/2000WO1999054887A8 A protective casing
02/16/2000CN1244945A Device for recombining hydrogen in a gas mixture
02/15/2000US6023944 Apparatus and method for processing a sublimed material
02/10/2000WO2000007192A2 Method and device for separating a neutron absorber from a cooling medium
02/10/2000WO2000006503A1 Method for reducing nitrate and/or nitric acid concentration in an aqueous solution
02/09/2000EP0978847A1 Core spray upper T-box clamp
02/02/2000EP0977207A1 Maintenance system for a reactor incore piping section
02/02/2000EP0976976A2 Lance assemblies
02/02/2000CN1243319A Sectionalized plunger assembly
01/2000
01/27/2000WO2000004558A1 Fuel containment apparatus
01/27/2000WO1999063545A3 Apparatus for dissolving nuclear fuel
01/26/2000EP0864160B1 Containment for use at a nuclear power station
01/25/2000US6018557 Methods and assemblies for cleaning a control rod guide in a nuclear reactor
01/25/2000US6017181 Cask transporter
01/20/2000WO2000003398A1 Method for treating waste containing technetium
01/13/2000WO2000002206A2 Storage rack for fuel elements
01/12/2000EP0970477A1 Suction system with end supported internal core tube suction strainers
01/11/2000US6013593 Wet recycling for impregnated active carbon used to remove radioactive organic iodide in a nuclear power plant by extracting with acetonitrile solvent and reporducing active carbon, separting carbon, distilling acetonitrile filtrate
01/05/2000DE19829295A1 Brennelement-Lagergestell Fuel storage rack
12/1999
12/30/1999DE19821892C1 Cutting apparatus for cutting away cover plate of fuel element storage frame to allow shielding material replacement
12/29/1999EP0819310B1 Device for retaining ferromagnetic articles contained in a liquid circulating in a pipe network
12/28/1999US6009136 Damped storage rack for nuclear fuel assemblies
12/28/1999US6008428 Introducing the waste into a corrosion resistance vessel and is surrounded by a ring of coolant tubes, the lumens of which communicate with the interior space of the vessel, sealing the vessel jointlessly embedding in a concrete body
12/23/1999WO1999066086A1 Method for dissolving plutonium or a plutonium alloy and converting it into nuclear fuel
12/22/1999EP0965136A1 Bwr emergency core cooling system strainer
12/16/1999DE19830908A1 Process for (dis)charging a transport container with combusted fuel elements or radioactive material
12/15/1999EP0852800B1 Device for introducing gas into the primary coolant in a pressurised water reactor
12/09/1999WO1999063549A1 Technetium separation
12/09/1999WO1999063548A1 A cleaning device for a nuclear power plant
12/09/1999WO1999063545A2 Apparatus for dissolving nuclear fuel
12/09/1999WO1999063544A1 Dry storage vault
12/09/1999WO1999062824A1 Nuclear fuel reprocessing
12/08/1999EP0962941A1 Core spray line coupling apparatus and methods
12/07/1999US5999584 Reactor head lift apparatus
12/01/1999EP0807117B1 Calixarene derivatives, preparation method therefor and use thereof for removing actinides and lanthanides
12/01/1999EP0752707B1 Method and apparatus for reducing volume of radioactive metal waste containing zirconium alloy
11/1999
11/25/1999DE19835802C1 Loading of a transport container
11/25/1999DE19823020A1 Neutron absorber component especially for nuclear power reactor
11/25/1999DE19822380A1 Vorrichtung zur katalytischen Rekombination von Wasserstoff und Sauerstoff im Sicherheitsbehälter eines Leichtwasser-Kernreaktors A device for the catalytic recombination of hydrogen and oxygen in the containment of a light-water nuclear reactor,
11/24/1999EP0959477A1 Device for the catalytic recombination of hydrogen and oxygen in the containment vessel of a light water nuclear reactor
11/24/1999EP0958579A1 Device for recombining hydrogen in a gas mixture
11/23/1999US5991353 Core barrel for a reactor pressure vessel of a nuclear reactor plant and method of repairing a core barrel
11/17/1999EP0956562A1 Holding device for fuel elements and method for overhauling such holding device
11/17/1999EP0829088B1 Absorption structure for absorbing neutrons and process for producing it
11/11/1999DE19822588C1 Cutting equipment for cutting away a cover plate of a fuel element storage frame to allow shielding material replacement
11/10/1999EP0955621A2 Optical fiber seal verifying system
11/04/1999DE19919113A1 Handling unit for equipment internal to nuclear reactor
11/04/1999DE19810963C1 Nukleare Kraftwerksanlage mit einer Begasungsvorrichtung für ein Kühlmedium Nuclear power plant with a gas-injection device for a coolant
11/03/1999CN1233843A System for transportation and dividing package opevation of radio isotope
11/03/1999CN1233842A Apparatus for operating equipment inside nuclear reactor
11/02/1999US5978433 Jet pump wedge locking support apparatus
11/02/1999US5977515 Underwater laser processing device including chamber with partitioning wall
10/1999
10/28/1999WO1999054887A1 A protective casing
10/28/1999CA2329728A1 A protective casing
10/27/1999CN1233385A Rotating-translational drive mechanism for positioning devices in a melter
10/27/1999CN1046046C Cooling and purification comprehensive system for nuclear reactor every element
10/19/1999US5970109 Method for disposing of a component located in a reactor pressure vessel of a nuclear reactor plant
10/14/1999DE19814308A1 Auffanglager für Kernschmelze Reception center for meltdown
10/06/1999EP0947996A1 Catching storage for molten core
10/06/1999EP0946944A2 Polymer dispersants and methods of use in a nuclear steam generator
10/05/1999US5961679 Recovery of fissile materials from nuclear wastes
09/1999
09/30/1999WO1999049473A1 A device for extraction of gas in a nuclear power plant
09/29/1999CN1230000A control rod driving gear and controlling device
09/28/1999US5960051 Methods and apparatus for moving fuel bundles in a nuclear reactor
09/28/1999US5958234 Suction strainer with an internal core tube
09/28/1999US5957018 Process and apparatus for cutting up by shearing of elements of a nuclear installation
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