Sonic signalling transducer

Details Sonic signalling transducer Sonic signalling transducer

1976-07-12

1977-10-04

Queisser, Richard C.

Measuring and testing

With fluid pressure

Leakage

G01M 324

Patent

active

040517144

ABSTRACT:
A method and apparatus for detecting a leak in a pipeline and initiating, at the leak location, a sonic signal in the stream fluid, the signal being of a magnitude and character to be detected at remote upstream and downstream stations for location of the leak by known computations based on the time differential between the arrival times of the signals at the remotely spaced stations.

REFERENCES:
patent: 2617134 (1952-11-01), Barton, Jr.
patent: 2924966 (1960-02-01), En Dean et al.
patent: 2951362 (1960-09-01), En Dean et al.
patent: 3016733 (1961-01-01), En Dean et al.
patent: 3117453 (1964-01-01), Ver Nooy
patent: 3817086 (1974-06-01), Dorgebray

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