Patent ID: 8960313
Filing Date: 2015-02-24
Classification: E21B

Abstract:
1. A packer for disposing in a well at an oilfield, the packer comprising: a swellable elastomer structure disposed about an under-support structure; and a sensor configured to sense a condition exterior to the packer; a transmitter configured to transmit energy into a wall of the well, wherein the sensor and transmitter are disposed at an outer surface of the elastomer structure for contacting the wall of the well upon swelling deployment thereof; a telemetry line from the sensor or transmitter to relay information back to the surface; a platform for accommodating the one of the sensor and the transmitter, the platform located at the outer surface and coupled to a force enhancing mechanism therebelow, wherein the force enhancing mechanism comprises one of a spring and a hydraulic assembly, wherein the hydraulic assembly comprises: