Patent ID: 9304054
Filing Date: 2016-04-05
CPC Classification: E21B,G01B,G01L,G01M

Claim Text:
1. A valve for use in a wellbore, the valve comprising: a housing configured to form a central passage; a first valve member positionable in an open or closed position to allow or prevent flow through the central passage; a second valve member positionable in an open or closed position to allow or prevent fluid communication between the central passage and an annulus positioned between the valve and the wellbore; an actuation assembly connected to the first valve member and the second valve member, the actuation assembly movable between a first position and a second position to selectively position each of the first valve member and the second valve member; a sealed annular volume formed between the second valve member and the housing; and a pressure sensor disposed in the sealed annular volume, the pressure sensor comprising: