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Pipe-line leak detection method and device

Patent ·
OSTI ID:4378058
For detecting and locating leaks in subterranean pipe lines which transport fluids, a radioactive tracer is circulated in the 1ine, the line is flushed and a detection pig is moved along the line. A counting assembly in the pig monitors the radioactivity along the line and the distance from the starting point is printed each time the radioactivity exceeds a predetermined threshold. (Official Gazette)
Research Organization:
Originating Research Org. not identified
NSA Number:
NSA-29-012997
OSTI ID:
4378058
Report Number(s):
US 3778613
Country of Publication:
France
Language:
English

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