Improved ram bore profile for variable bore packer ram in a...

Details Improved ram bore profile for variable bore packer ram in a... Improved ram bore profile for variable bore packer ram in a...

E - Fixed Constructions

21

B

E21B 33/06 (2006.01)

Patent

CA 2348713

An improved ram bore profile for use with a variable bore ram packer designed for use in a standard ram-type blowout preventer used in oil and gas drilling operations is disclosed. The improved ram bore profile in the ram body is a substantially U shaped cutout in the front face of the ram body. The U shaped ram bore profile extends between the upper surface and lower surface of the ram body. The substantially U shape of the improved ram bore profile is further characterized by having an arcuate rear portion with a pair of diverging sides that extend outwardly toward the front face of the ram body to a front throat that intersects perpendicularly the front face of the ram body. The improved ram bore profile is capable of being used with variable bore packers of different configurations.

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