| CPC E21B 33/10 (2013.01) [E21B 33/1212 (2013.01); F16J 15/0887 (2013.01)] | 20 Claims |

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1. A seal comprising:
a torque shoulder having a torque face and a seal support concavity, the torque shoulder having a longitudinal extent; and
an arcuately shaped seal member integrally formed with the torque shoulder and complimentary to the concavity and spaced from the torque shoulder when in an uncompressed position.
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