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EP 0139724 B1 19870722 - ANNULAR PACKING UNIT AND INSERT

Title (en)

ANNULAR PACKING UNIT AND INSERT

Publication

EP 0139724 B1 19870722 (EN)

Application

EP 84901685 A 19840406

Priority

US 48561983 A 19830418

Abstract (en)

[origin: WO8404130A1] A packer unit and packer insert (50, 51) adapted for use in an annular blowout preventer. The packer insert includes a generally longitudinal web (31, 33) with its leading edge facing the axial bore of the packing unit sloping from top to bottom in a general radially outward direction.

IPC 1-7

E21B 33/06

IPC 8 full level

E21B 33/06 (2006.01)

CPC (source: EP)

E21B 33/06 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR GB LI LU NL SE

DOCDB simple family (publication)

WO 8404130 A1 19841025; BR 8406796 A 19850319; CA 1209468 A 19860812; DE 3464944 D1 19870827; EP 0139724 A1 19850508; EP 0139724 B1 19870722; JP S60501068 A 19850711

DOCDB simple family (application)

US 8400507 W 19840406; BR 8406796 A 19840406; CA 452076 A 19840416; DE 3464944 T 19840406; EP 84901685 A 19840406; JP 50166084 A 19840406