Patent ID: 9683421
Date: 2017-06-20
CPC Classifications: E21B

Claim:
1. A wellbore system comprising: an outer wellbore member defining a longitudinal axis and including an axial bore extending therethrough, and wherein a first sealing surface is defined on the outer wellbore member within the axial bore; an inner wellbore member disposed at least partially within the axial bore of the outer wellbore member, and wherein a second sealing surface is defined on an exterior of the inner wellbore member; a wicker profile defined on at least one of the first and second sealing surfaces; and a seal body disposed within an annular pocket defined between the inner and outer wellbore members, the seal body sealingly engaged with the first and second sealing surfaces such that the wicker profile is embedded into the seal body, the seal body having at least one elongate groove with a back wall formed therein and engaged with the wicker profile, the at least one groove having a longitudinal axis, and a variable depth along a length thereof in a direction substantially parallel with the longitudinal axis such that a first portion of the at least one groove extends deeper into a wall of a seal body than a second portion of the at least one groove.