UNITARY BLADE SEAL FOR A SHEARING BLIND RAM IN A RAM TYPE BLOWOUT PREVENTER

摘要

ABSTRACT OF THE DISCLOSURES UNITARY BLADE SEAL FOR A SHEARING BLIND RAM IN ARAM TYPE BLOWOUT PREVENTERA unitary blade seal for a shearing blind ram of a ram-type blowout preventer is disclosed and includes an elongate member having a generally semi-circular cross section with a curved upper surface and a lower surface. The lower surface has a pair of laterallyextending sides that taper outwardly and have a metal outer cap bonded thereto. The metal outer caps form an acute angle that engages a complementary groove formed in the upper ram of the shearing blind ram assembly.Fig. 1