Patent ID: 8499827
Filing Date: 2013-08-06
Classification: E21B

Abstract:
1. A sand control screen assembly operably positionable within a wellbore, the sand control screen assembly comprising: a base pipe having at least one opening in a sidewall portion thereof, a blank pipe section and an internal flow path; a swellable material layer disposed exteriorly of the blank pipe section of the base pipe; a sensor disposed exteriorly of the swellable material layer; a fluid collection subassembly disposed exteriorly of the swellable material layer and in fluid communication with the internal flow path via the opening; and a filter medium operably associated with the sand control screen assembly and disposed in a fluid path between the exterior of the sand control screen assembly and the internal flow path; wherein, in response to contact with an activating fluid, radial expansion of the swellable material layer causes at least a portion of the fluid collection subassembly and the sensor to be displaced toward a surface of the wellbore.