Patent ID: 6394460
Filing Date: 2002-05-28
Classification: E21B

Abstract:
A ram seal assembly for a wireline BOP having pressure energized ram elements each defining a seal receptacle comprising:(a) an integral ram seal block having spaced, generally rectangular seal support plate elements; (b) a web structure being integral with said spaced, generally rectangular seal support plate elements in substantially parallel spaced relation; and (c) a quantity of elastomer sealing material being molded to said integral ram seal block and filling the space between said spaced, generally rectangular seal support plate elements and defining a sealing face surface, said surface having a face sealing rib having an external curved surface and projecting forwardly from said sealing face surface and disposed for sealing contact with the face sealing rib of the opposed ram seal assembly for sealing engagement with a wireline extending through the wireline BOP.