Annular packing unit and insert

Details Annular packing unit and insert Annular packing unit and insert

E - Fixed Constructions

21

B

166/50

E21B 43/12 (2006.01) E21B 33/06 (2006.01)

Patent

CA 1209468

ABSTRACT A packer unit and packer insert adapted for use in an annular blowout preventer is disclosed. The packer insert includes a generally longitudinal web with its leading edge facing the axial bore of the packing unit sloping from top to bottom in a general radially outward direction.

452076

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