Pipeline leak detector

Details Pipeline leak detector Pipeline leak detector

1975-05-27

1976-08-17

Ruehl, Charles A.

Measuring and testing

With fluid pressure

Leakage

C01M 328

Patent

active

039746801

ABSTRACT:
A pipeline pig inspection device having a plurality of pressure chambers for detecting pipeline leaks and eliminating erroneous indications of leaks caused by obstructions within the pipeline, significant changes in pipeline diameter, and minor fluid flows through the pig which are not caused by leaks.

REFERENCES:
patent: 3132506 (1964-05-01), Pritchett
patent: 3298399 (1967-01-01), Slade
patent: 3782172 (1974-01-01), McCarron
patent: 3817086 (1974-06-01), Dorgebray

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