| CPC F16L 21/02 (2013.01) [E21B 17/02 (2013.01); E21B 33/129 (2013.01)] | 17 Claims |

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1. A seal retaining configuration comprising:
a tubular member comprising a body and an inside diameter surface;
a plurality of grooves extending from the inside diameter surface into the body of the tubular member, at least one of the grooves being a portion of a chord of the tubular member that intersects the body of the tubular member;
a first retainer engaged with a first groove of the plurality of grooves;
a second retainer engaged with a second groove of the plurality of grooves;
a first perimetrically discontinuous antiextrusion barrier disposed adjacent the first retainer;
a second perimetrically discontinuous antiextrusion barrier disposed adjacent the second retainer; and
a seal retained between the first perimetrically discontinuous antiextrusion barrier and the second perimetrically discontinuous antiextrusion barrier, the first and second antiextrusion barriers configured to resist extrusion of the seal.
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