Apparatus and method for indicating at the surface the measureme

Details Apparatus and method for indicating at the surface the measureme Apparatus and method for indicating at the surface the measureme

1975-07-24

1977-03-01

Myracle, Jerry W.

Measuring and testing

Borehole or drilling

Downhole test

340 18NC, F21B 4706

Patent

active

040096130

ABSTRACT:
A sensor carried by a pipe string measures a downhole condition. After a delay, a signal is transmitted to the surface. The delay is proportional to the measurement and can be measured in time, in revolutions of the pipe string, or in the volume of fluid pumped during the delay.

REFERENCES:
patent: 2588717 (1952-03-01), Goodwin
patent: 2700131 (1955-01-01), Otis et al.
patent: 2759143 (1956-08-01), Arps
patent: 3302457 (1967-02-01), Mayes
patent: 3805606 (1974-04-01), Stelzer et al.

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