Patents
Patents for G21C 17 - Monitoring; Testing (7,065)
04/1988
04/05/1988US4735766 Probe devices inserted in spaces between rods
04/05/1988US4735541 Tube drive apparatus employing flexible drive belts
04/05/1988CA1234907A1 Apparatus for measuring the pitch between adjacent rods in a nuclear fuel assembly
03/1988
03/31/1988DE3633303A1 Sealing material resistant to molten alkali metal
03/30/1988EP0261563A2 Inspection installation for nuclear reactor fuel rods
03/30/1988EP0261562A2 Inspection installation for nuclear reactor fuel assembly
03/29/1988US4734867 System for displaying evolution of one physical parameter compared with development of another physical parameter
03/24/1988DE3631019A1 Inspections in a nuclear reactor facility
03/22/1988US4732728 Using single crystal containing scatterers
03/16/1988CN87104369A Machine implemented analysis eddy current data
03/15/1988US4730493 Process and device for ultrasonic detection of gas bubbles in a liquid metal
03/09/1988EP0258958A1 Locating a breached fuel assembly in a nuclear reactor on-line
03/09/1988EP0258548A2 Machine implemented analysis of eddy current data
03/08/1988US4729866 High fluence neutron dosimetry method
03/02/1988EP0257465A2 Inhibition of radioactive cobalt deposition in water-cooled nuclear reactors
03/01/1988US4728484 Truck adapted to run rail of turn carriage
03/01/1988US4728483 Apparatus for integrated fuel assembly inspection system
03/01/1988US4728482 Without removal of lower internals; ultrasonic testing
03/01/1988US4728479 For use in nuclear reactor
02/1988
02/16/1988US4725399 Probe with integrated heater and thermocouple pack
02/16/1988US4724607 Apparatus for rebuilding nuclear fuel assemblies
02/16/1988US4724594 Apparatus for adjusting the elevation of fuel rods in a nuclear reactor fuel assembly
02/11/1988DE3626165A1 Device for reducing possible accident consequences in nuclear electric power stations
02/09/1988US4724479 Shielded, highly radioactive, wet chemical cell for an atomic plant with a contrivance for drip leakage recognition and method for use in a cell of this type
02/09/1988US4723438 Spark spectroscopic high-pressure gas analyzer
02/02/1988US4722225 Ultrasonic inspection system
01/1988
01/26/1988US4722001 Self-propelled inspection vehicle
01/19/1988US4720624 Simulated nuclear fuel cluster
01/19/1988US4720369 Device for cleaning the guide tubes of the means of measuring neutron fluxes in a pressurized-water nuclear reactor
01/12/1988US4719420 Apparatus for measuring the position of a moving member relative to a fixed member
01/07/1988EP0251822A1 Apparatus and method for customizing replacement upper core plate inserts of a nuclear reactor
01/05/1988US4717530 Process and device for the remote underwater monitoring of a small-size component of a nuclear reactor
01/05/1988US4717529 With changeable length
12/1987
12/29/1987US4716297 Method and apparatus for optically switching current
12/29/1987US4716004 Thimble guide extender
12/23/1987EP0250291A1 Method for immersing an ultrasonic transducer in liquid metal, providing good wetting, and device for carrying out the method
12/23/1987EP0250222A1 Low level detector monitor
12/23/1987EP0249782A2 Improved tube drive apparatus employing flexible drive belts
12/22/1987US4714926 Rod position indication system with temperature compensation
12/15/1987US4713772 Automatic on-line chemistry monitoring system having improved calibration unit
12/09/1987CN87102276A Apparatus for ultrasonically inspecting large shaft from luquid-filled bose
12/08/1987US4711754 Method and apparatus for impacting a surface with a controlled impact energy
12/08/1987US4711753 Calibration of a nuclear reactor core parameter predictor
12/03/1987DE3618162A1 Monitoring of nuclear power stations
12/02/1987EP0247078A1 Unmanned articulated vehicle.
12/01/1987US4709579 Measurement of moisture content
11/1987
11/25/1987CN87204877U Fully sealed high temp. and radiation-resisting three-wafer ultrasonic transducer
11/24/1987US4708844 Reactor monitoring assembly
11/24/1987CA1229503A1 Device for the underwater measurement of the hardness of a vertical wall of the partitioning of the core of a pressurized water nuclear reactor
11/19/1987EP0245339A1 Wide track vehicle.
11/17/1987US4707325 Gauge plate for use in customizing a replacement upper core plate in a nuclear reactor, and method of using the gauge plate
11/11/1987EP0245039A2 Status tree monitoring and display system
11/10/1987US4704801 Device for checking the vertical alignment of the upper and lower internal equipment of a pressurized water nuclear reactor
11/04/1987EP0243579A1 Gamma thermometer
11/03/1987US4704577 Eddy currents probe for measuring a gap between a tube and an antivibration bar
11/03/1987US4704245 Method and apparatus for monitoring break of ion adsorption apparatus
11/03/1987US4703817 Controllable vehicle for inspecting limited access areas
10/1987
10/28/1987EP0243082A2 Gap measurement eddy current probe
10/28/1987EP0243049A2 Two and three dimensional core power distribution monitor and display
10/27/1987US4703264 Self-orienting conduit probe
10/27/1987US4702878 Search and retrieval device
10/27/1987CA1228683A1 Scanner positioning mechanism
10/21/1987EP0242136A2 Method for internal inspection of a pressurized water nuclear reactor pressure vessel
10/20/1987US4701297 Apparatus and method for removing thermocouples from nuclear reactor vessel
10/14/1987EP0241343A1 Device for remotely measuring the exterior diameter of a cylindrical element projecting from the surface of a plate
10/14/1987EP0241301A2 Axial power distribution monitor and display using outputs from ex-core detectors and thermocouples
10/14/1987EP0241270A1 Self-testing monitoring circuit
10/13/1987US4699755 Ultrafiltration circuit for the primary cooling fluid of a pressurized-water nuclear reactor
10/13/1987US4699751 Sensitive, stable, effective at low doses and low energy
10/13/1987US4699750 Apparatus for storage, retrieval and deployment of drag gages used in fuel assembly inspection
10/13/1987US4699749 Controlling a nuclear reactor with dropped control rods
10/13/1987US4699008 Apparatus for ultrasonically inspecting a large shaft from a liquid-filled bore
10/06/1987US4697461 Method and apparatus for verifying the seismic integrity of an electronic component
09/1987
09/30/1987EP0239371A2 Apparatus for ultrasonically inspecting a large shaft from a liquid-filled bore
09/29/1987US4696789 Nuclear reactor power meter
09/29/1987US4696788 Process and device for detecting defective cladding sheaths in a nuclear fuel assembly
09/29/1987US4696787 For long term storage and monitoring of nulcear fuel materials
09/29/1987US4696785 Testable voted logic power circuit and method of testing the same
09/29/1987US4696784 System for manipulating radioactive fuel rods within a nuclear fuel assembly
09/29/1987US4696190 Tube straightness checking apparatus
09/29/1987CA1227583A1 Method and apparatus for remotely monitoring a process carried out in a containment structure
09/29/1987CA1227577A1 Diagnostic system and method
09/23/1987EP0238390A1 Internal equipment of a nuclear reactor having an elongated vessel
09/23/1987EP0238299A2 Calibration of a nuclear reactor core parameter predictor
09/22/1987US4694693 Check valve test method using truncated accumulator blowdown
09/22/1987US4694585 Device for measuring clearance around a pin for centering the upper internal equipment of a pressurized water nuclear
09/16/1987EP0236791A1 Apparatus to measure gases dissolved in water
09/16/1987CN87101686A Nuclear reactor having a longitudinally elongated vessel
09/09/1987EP0236149A1 Device for the lateral support of a tubular conduit such as a thimble probe in a nuclear pressure water reactor
09/09/1987EP0235958A2 On line interactive execution of process operating procedures
09/08/1987US4692300 Device for the underwater measurement of the hardness of a vertical wall of the partitioning of the core of a pressurized water nuclear reactor
09/08/1987US4692299 Testing sensor signal processors
09/08/1987US4692298 For use in nuclear reactor power plant
09/01/1987US4690794 System for controlling driving water for control rod driving mechanism of nuclear reactor
09/01/1987US4689994 Delivery system for a remote sensor
09/01/1987US4689985 Calibration impact hammer
09/01/1987CA1226379A1 System for manipulating radioactive fuel rods within a nuclear fuel assembly
08/1987
08/27/1987DE3605892A1 Sampling system for radioactive ion exchange resins
08/26/1987EP0233671A1 A device for the measurement during operation of a dimension of an element or a stack of elements and/or its cladding
08/26/1987EP0233424A1 Probes guidance device for nuclear reactor
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