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Class Information
Number: 976/DIG.232
Name: Nuclear technology > Monitoring; testing; maintaining [g21c-17/00] > Devices or arrangements for monitoring or testing fuel or fuel elements (e.g., for burn-up, for contamination, for leak-tightness) not during reactor operation [g21c-17/06] *** (dig. 235, dig. 236 take precedence) (detection of leaking fuel elements during reactor operation dig. 224) > Leak-tightness control [g21c-17/06b] *** (dig. 234 takes precedence)
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
4879088 Method and apparatus for detecting failed fuel rods (ENC-189) Nov. 7, 1989
4696788 Process and device for detecting defective cladding sheaths in a nuclear fuel assembly Sep. 29, 1987
4684493 Method and device for detecting defective nuclear fuel elements Aug. 4, 1987
4681730 Process and device for detecting leaking nuclear fuel elements in a nuclear assembly Jul. 21, 1987
4655993 Method and apparatus for locating defective fuel rod cladding tubes of water-cooled nuclear reactors Apr. 7, 1987
4637912 Apparatus for inspecting fuel assemblies, particularly for detecting defective fuel rods from complete fuel assemblies of water-cooled nuclear reactors Jan. 20, 1987
4565667 Failed fuel detection apparatus Jan. 21, 1986
4517152 Method of testing fuel element tubes for defects May. 14, 1985
4443402 Method and apparatus for detecting defective fuel elements in a nuclear reactor fuel assembly Apr. 17, 1984
4416847 Method and apparatus for detecting failure of nuclear fuel Nov. 22, 1983
4382906 Method of and an apparatus for the evaluation of burned-out nuclear fuel elements May. 10, 1983
4353863 Method for localizing a leaking rod in a nuclear fuel assembly Oct. 12, 1982
4318777 Apparatus for detecting failure of the nuclear fuel rod Mar. 9, 1982
4313791 Method for locating defective nuclear fuel elements Feb. 2, 1982
4248666 Method of detecting leakage of radioactive gas from a nuclear fuel assembly Feb. 3, 1981
4227081 Method of evaluating the integrity of the outer carbon layer of triso-coated reactor fuel particles Oct. 7, 1980
4225388 Crack detection cell for checking the leakproofness of fuel element units Sep. 30, 1980
4193843 Apparatus and method for detecting defective fuel rods Mar. 18, 1980
4174255 Apparatus for locating defective nuclear fuel elements Nov. 13, 1979
4147587 Method for detecting the failure of nuclear fuel elements Apr. 3, 1979
4126514 Method for detecting and locating defective nuclear reactor fuel elements Nov. 21, 1978
4117333 Nuclear fuel element leak detection system Sep. 26, 1978
4110620 Fuel rod leak detector Aug. 29, 1978
4082607 Fuel subassembly leak test chamber for a nuclear reactor Apr. 4, 1978
4079620 Method and apparatus for locating defective fuel rods of a reactor fuel element Mar. 21, 1978
4072559 Method and apparatus for the zone-wise shuffling of nuclear reactor fuel elements Feb. 7, 1978
4039375 Detection of fuel rod leakage Aug. 2, 1977
4039376 Method and apparatus for inspection of nuclear fuel rods Aug. 2, 1977
4036685 Method and apparatus for detecting the leak of coolant into the jacket of a nuclear reactor fuel rod Jul. 19, 1977
4034599 Device for locating defective fuel Jul. 12, 1977
4016749 Method and apparatus for inspection of nuclear fuel rods Apr. 12, 1977
3983741 Method and apparatus for locating defective fuel rods in a reactor fuel assembly Oct. 5, 1976
3975949 Leak detector probe for fuel rods Aug. 24, 1976
3969187 Detection of fuel rod leakage Jul. 13, 1976
3947318 Liquid-metal-cooled reactor Mar. 30, 1976
3945245 Method and equipment for detecting deflective nuclear fuel rods Mar. 23, 1976
3940313 Device for detecting defective nuclear reactor fuel rods Feb. 24, 1976
3936348 Method and apparatus for detection of nuclear fuel rod failures Feb. 3, 1976











 
 
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