Method for determining the pump-off of a well

Details Method for determining the pump-off of a well Method for determining the pump-off of a well

1975-06-09

1976-04-20

Novosad, Stephen J.

Wells

Processes

With indicating, testing, measuring or locating

73151, 166314, E21B 4700

Patent

active

039512096

ABSTRACT:
A method for monitoring a rod pumped well and determining when the well has pumped off. The method uses a dynamometer to monitor the power input to the rod string and senses when the power input decreases to determine when the well pumps-off.

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patent: 3343409 (1967-09-01), Gibbs
patent: 3359791 (1967-12-01), Pantages
patent: 3457781 (1969-07-01), Elliott
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patent: 3765234 (1973-10-01), Sievert
patent: 3817094 (1974-06-01), Montgomery et al.
patent: 3824851 (1974-07-01), Hagar et al.
patent: 3838597 (1974-10-01), Montgomery et al.

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