Establishing a differential pressure across a core sample or cal

Measuring and testing – Instrument proving or calibrating – Volume of flow – speed of flow – volume rate of flow – or mass...

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73 38, 73703, G01L 2700, G01N 1508

Patent

active

045520119

ABSTRACT:
Transmission and reception of sonic waves and the adjustment of the water level in columns are utilized to establish a desired differential pressure across a core sample. The technique utilized to establish a desired differential pressure across a core sample can also be used to calibrate a differential pressure transducer if desired.

REFERENCES:
patent: 585883 (1897-07-01), Bosworth
patent: 3008332 (1961-11-01), Charbonnier et al.
patent: 3212338 (1965-10-01), O'Maley
patent: 3262305 (1966-07-01), Dawley
patent: 4026156 (1977-05-01), Bowditch et al.

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