Patent ID: 8863832
Filing Date: 2014-10-21
Classification: E21B

Abstract:
1. An eccentric zonal isolation completions assembly comprising: a mandrel to accommodate hydrocarbon production therethrough; a first eccentric isolation packer affixed about a first segment of the mandrel in an off-axis manner; a second eccentric isolation packer adjustably angularly orientable about a second segment of the mandrel in an off-axis manner and coupled to the first segment, wherein the first and second eccentric isolation packers can be oriented with their respective eccentricities out of alignment with one another to achieve a maximum overall diameter and into alignment with one another to achieve a minimum overall diameter; and a control line disposed through the packers for regulation of the production; wherein the mandrel is positioned within a tubing string with the mandrel centered within the tubing string, and wherein the eccentric isolation packers are angularly orientable about the mandrel about an axis aligned with the center of the tubing string.