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Class Information
Number: 976/DIG.210
Name: Nuclear technology > Monitoring; testing; maintaining [g21c-17/00] > Remote inspection of vessels (e.g., pressure vessels) [g21c-17/00d]
Description:










Sub-classes under this class:

Class Number Class Name Patents
976/DIG.212 Inspection of inner surfaces of vessels [g21c-17/00d2] 32
976/DIG.211 Inspection of outer surfaces of vessels [g21c-17/00d1] 15
976/DIG.213 Inspection vehicles [g21c-17/00d3] 20


Patents under this class:

Patent Number Title Of Patent Date Issued
4844858 Reactor cavity dosimetry system and method Jul. 4, 1989
4826650 Ultrasonic examination of reactor pressure vessel top guide May. 2, 1989
4762671 Injection device Aug. 9, 1988
4760876 Remote inspection device transport system Aug. 2, 1988
4746486 Device for checking clearance between the periphery of the upper core plate and the inner surface of the core enclosure of a pressurized water nuclear reactor May. 24, 1988
4728484 Apparatus for handling control rod drive Mar. 1, 1988
4722225 Ultrasonic inspection system Feb. 2, 1988
4707325 Gauge plate for use in customizing a replacement upper core plate in a nuclear reactor, and method of using the gauge plate Nov. 17, 1987
4702878 Search and retrieval device Oct. 27, 1987
4689994 Delivery system for a remote sensor Sep. 1, 1987
4661308 Remote-controlled mobile inspecting and monitoring system Apr. 28, 1987
4643029 Ultrasonic probe for the remote inspection of nuclear reactor vessel nozzles Feb. 17, 1987
4642215 Universal tool for ultrasonic testing of nuclear reactor vessels Feb. 10, 1987
4453410 Method and apparatus for locating material defects in hollow bodies Jun. 12, 1984
4428236 Method of acoustic emission testing of steel vessels or pipelines, especially for nuclear reactor installations Jan. 31, 1984
4331512 Nuclear reactor guard vessel arrangement May. 25, 1982
4312229 Detection, characterization, and study of flaws in work with acoustic energy Jan. 26, 1982
4286287 Irradiation specimen installation apparatus with television inspection Aug. 25, 1981
4076585 Method of continuous testing for leak-tightness and mechanical resistance of a reactor vessel jacket and a reactor in which said method is employed Feb. 28, 1978
4023503 Conveying installation May. 17, 1977
3999422 Ultrasonic test method and apparatus for testing thick-walled workpieces Dec. 28, 1976
3982425 Ultrasonic inspection system Sep. 28, 1976











 
 
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