<p>Devices capable of being disposed in a wellbore for outputting acoustical signals for monitoring downhole parameters are described. Receiving devices positioned remote from the devices and can receive the acoustical signals and determine the downhole parameters. The devices can output acoustical signals in response to fluid flow or otherwise.</p>
申请公布号
CA2817895(A1)
申请公布日期
2012.06.14
申请号
CA20112817895
申请日期
2011.12.06
申请人
HALLIBURTON ENERGY SERVICES INC.
发明人
VICK, JAMES DAN;SCOTT, BRUCE EDWARD;FRIPP, MICHAEL LINLEY