Temperature compensated methods for detection of leaks in pressu

Details Temperature compensated methods for detection of leaks in pressu Temperature compensated methods for detection of leaks in pressu

1992-01-03

1993-03-02

Williams, Hezron E.

Measuring and testing

With fluid pressure

Leakage

73 492, G01M 326

Patent

active

051899043

ABSTRACT:
The piston displacement apparatus and method for detection of leaks in pressurized pipelines disclosed herein measures volume changes at different pressures to determine thermally compensated leak rates. The apparatus uses a piston displacement apparatus to precisely determine volume changes.

REFERENCES:
patent: 3910102 (1975-10-01), McLean
patent: 4090394 (1978-05-01), Herman et al.
patent: 4103537 (1978-08-01), Victor
patent: 4590793 (1986-05-01), Staats, Jr.
patent: 4918968 (1990-04-01), Hoffman
patent: 4986113 (1991-01-01), Harrison et al.

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