Apparatus for the inspection of nuclear reactor fuel rods
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United States of America Patent
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Jul 11, 1989
Grant Date -
N/A
app pub date -
Sep 18, 1987
filing date -
Sep 20, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for the inspection of nuclear reactor fuel rods combined in fuel rod clusters with spaces therebetween in a fuel assembly includes test probes each being disposed at a different respective level along the fuel assembly. Fingers are each part of a respective one of the test probes. Ultrasonic test heads are each disposed on a respective one of the fingers. The test heads are inserted into the spaces between the fuel rods, and the insertion position of each of the test probes is corrected independently of the insertion position of the others of the test probes, before insertion of the test probes.
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