Patents
Patents for G21C 17 - Monitoring; Testing (7,065)
09/1984
09/26/1984EP0119930A1 Position locating device for control rods of a nuclear reactor
09/18/1984US4472346 Ultrasonic flaw detector device
09/11/1984US4471296 Measuring oxygen concentration
09/05/1984EP0117686A2 Nuclear fuel rod end plug weld inspection
09/05/1984EP0117618A1 Seismic restraint means
09/05/1984EP0117386A1 Leakage detector for the barrage of a nuclear pool
08/1984
08/28/1984CA1173569A1 Method of detecting hydrogen embrittlement of zirconium alloy
08/22/1984EP0116107A2 Device for testing and/or repairing steam generator pipes
08/08/1984EP0115231A1 Method and device for detecting defective fuel elements
08/07/1984US4464332 Device for controlling the dimensions and spaced apart relationship of rigid pieces disposed in a bundle
08/07/1984CA1172388A1 Composite prompt/delayed incore detector assembly
08/01/1984EP0114519A2 Controlling leakage between primary and secondary coolant circuits of a pressurised water reactor system
07/1984
07/24/1984CA1171560A1 In-core self-powered radiation detector for determining thermal and epithermal flux
07/24/1984CA1171322A1 Braze repair method
07/18/1984EP0113670A2 Method of detecting breakage in nuclear reactor
07/17/1984US4460920 Automatically traveling tube-interior manipulator for remotely controlled transportation of testing devices and tools along given feedpaths, preferably for nuclear reactor installations
07/17/1984US4460540 Burnable poison rod for a nuclear reactor fuel assembly
07/10/1984US4459258 Elemental analyzer and method
07/10/1984US4459045 Gamma thermometer with zircaloy barrier
07/04/1984EP0112772A1 Device for measuring the position of a movable body relative to a fixed one
06/1984
06/27/1984EP0111816A1 Method and device for detecting a damaged fuel rod in an assembly
06/13/1984EP0110867A1 Method of detecting radioactive radiation from installations containing radiating substances
06/13/1984EP0110779A2 Method and device for measuring the local thermal power in a nuclear reactor
06/13/1984EP0110778A1 Apparatus for measuring the power of a nuclear reactor
06/13/1984EP0110288A2 Resistor temperature device trip unit
06/12/1984US4453501 Transducer for determining if steam generator tubes are locked in at support plate
06/12/1984US4453410 Method and apparatus for locating material defects in hollow bodies
06/05/1984US4452753 Apparatus for cleaning and inspecting closure studs of a nuclear reactor vessel
06/05/1984US4452183 Method and device for unclogging the top surface of the tube plate of a steam generator
05/1984
05/30/1984EP0109902A1 Set-up for repairing a nuclear fuel assembly
05/22/1984US4449413 Extensometers
05/22/1984US4449403 Guide tube inserted liquid level sensor
05/16/1984EP0108265A2 Method and apparatus for the surveillance of the reactivity rate of a core in a nuclear reactor and for the diagnosis of changes in the core reactivity
05/15/1984US4448680 Apparatus and method for classifying fuel pellets for nuclear reactor
05/08/1984US4447388 Bolt failure detection
05/02/1984EP0107158A2 Quality in the manufacture of nuclear fuel
05/01/1984US4446099 Device for protecting control cluster actuating mechanisms during the testing of a nuclear reactor
05/01/1984US4446097 Post accident analysis
04/1984
04/18/1984EP0105418A1 Tube manipulator for traversing conduits
04/17/1984US4443402 Method and apparatus for detecting defective fuel elements in a nuclear reactor fuel assembly
04/11/1984EP0105198A2 Pressure resistant and gastight feed-through for optical waveguides
04/04/1984EP0104589A1 Multiarticulated manipulator
04/04/1984EP0104492A2 Remotely operated maintenance and inspection equipment transporter
04/03/1984US4440862 Method of determining corrosion properties of zirconium alloys
04/03/1984US4440717 Heated junction thermocouple level measurement apparatus
04/03/1984US4440716 In-situ calibration of local power measuring devices for nuclear reactors
03/1984
03/27/1984US4439396 Multijunction difference thermocouples for gamma sensors
03/27/1984US4438805 Manipulator for remote-controlled inspection and, if necessary or desirable, repair of heat exchanger tubes
03/20/1984US4437528 Vehicle with variable undercarriage geometry
03/07/1984EP0102177A1 Preamplifier for a wide range neutron flux monitoring system
03/07/1984EP0102068A2 Method of and apparatus for controlling output power of nuclear reactor
03/07/1984EP0102048A2 Nuclear reactor fuel elements storing pool
03/07/1984EP0101932A2 Reactor in-vessel sensor and core monitoring apparatus
03/06/1984US4435644 Radioactive effluent gas monitoring apparatus
03/06/1984US4435356 Method and an apparatus for monitoring the period of a nuclear reactor
02/1984
02/28/1984US4434132 Power supply with nuclear reactor
02/22/1984EP0101242A2 Method and apparatus for preventing inadvertent criticality in a nuclear fueled electric powering generating unit
02/22/1984EP0101182A2 Piping system surveillance apparatus
02/21/1984US4432931 Inspection system
02/15/1984EP0100640A1 Systems for monitoring operating conditions within nuclear reactors
02/07/1984CA1161971A1 Wide range noble gas radiation monitor
02/01/1984EP0099819A1 Self-propulsed vehicle with an articulated arm, with a container and a declutchable propulsion arrangement mounted on said vehicle
01/1984
01/31/1984US4429329 Remote visual inspection system
01/31/1984US4428903 Fuel rod fission gas crimping arrangement and method
01/31/1984US4428236 Method of acoustic emission testing of steel vessels or pipelines, especially for nuclear reactor installations
01/25/1984EP0098954A1 Dual isotope method to radiograph structures in nuclear steam supply systems
01/24/1984US4427620 Nuclear reactor power supply
01/18/1984EP0098781A1 Device for checking the disconnection of nuclear reactor control clusters
01/17/1984US4426352 For measuring nuclear flux density within the reactor
01/17/1984US4425963 Heat insulation for dome-shaped bottom and/or cover region of a pressure vessel
01/11/1984EP0098188A1 Device for the remote determination of spring characteristics
01/11/1984EP0097795A2 Stud inspection system
01/10/1984US4425298 Baffle maintenance apparatus
01/10/1984US4425297 Gamma ray thermometer for boiling water reactor
01/10/1984US4425296 Probe-holding apparatus for holding a probe for checking steam generator tubes particularly in a nuclear reactor installation
01/10/1984CA1160291A1 Magnetic signature surveillance of nuclear fuel
01/03/1984US4424531 Inspection device with television camera for nuclear installations
01/03/1984US4424187 Graphite-sheathed spheroidal nuclear fuel or breeder particles
12/1983
12/28/1983EP0097100A1 Abrupt evolution detector of a signal of acoustic origin, in particular for leak detection
12/21/1983EP0096417A1 Apparatus for measuring dissolved hydrogen concentration
12/21/1983EP0096205A1 Nuclear containment building penetrator
12/20/1983US4421715 Baffle maintenance apparatus
12/20/1983CA1159162A1 Position indication system
12/13/1983US4420456 Mounting of power conductor and instrument lead penetrations for nuclear reactor installations
12/13/1983US4420455 End plug gauging device and method
12/07/1983EP0095553A1 Device for inspecting faulty nuclear fuel elements of a nuclear fuel assembly forming part of a water-cooled nuclear reactor
11/1983
11/29/1983US4418035 Coolant condition monitor for nuclear power reactor
11/23/1983EP0094884A1 Method and device for controlling the pH of the cooling water of a pressurized water nuclear reactor
11/22/1983US4416851 Nuclear fuel for liquid metal cooled nuclear reactors
11/22/1983US4416847 Method and apparatus for detecting failure of nuclear fuel
11/22/1983US4416846 Nuclear power plant with cooling circuit
11/15/1983US4415524 Delay neutron emission
11/08/1983US4414177 Liquid level, void fraction, and superheated steam sensor for nuclear reactor cores
11/08/1983CA1156752A1 Method for the destruction-free testing of tubes and rods by means of ultrasonics
10/1983
10/25/1983US4411859 Gamma sensor having combined thermal bridge and centering means
10/25/1983US4411858 Power performance monitoring system for nuclear reactor fuel core
10/25/1983CA1155819A1 Reel assembly for flexible tubing and the like
10/18/1983US4410484 Process and apparatus for acoustic and ultrasonic detection of defective nuclear reactor fuel assemblies
10/05/1983EP0090304A2 Apparatus for inspection of substantially cylindrical objects
09/1983
09/27/1983US4406855 Gas cooled nuclear reactors
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