Non-extrusion device for split annular casing/tubing hanger comp

Details Non-extrusion device for split annular casing/tubing hanger comp Non-extrusion device for split annular casing/tubing hanger comp

1992-10-26

1994-08-30

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277188R, 277188A, 166208, F16J 1512

Patent

active

053420667

ABSTRACT:
A non-extrusion device for split annular well casing and tubing hanger compression seals has a flat annular body having truncated, radially-split cone portions forming through holes for receiving pins or bolts and for guiding a compressed elastomer seal between inner and outer tubing structures along a radial direction to prevent axial extrusion of the seal.

REFERENCES:
patent: 1721326 (1929-07-01), Wilson
patent: 2212138 (1940-08-01), Wright et al.
patent: 3049370 (1962-08-01), Bertrand
patent: 4127168 (1978-11-01), Hanson et al.
patent: 4324407 (1982-04-01), Upham et al.
patent: 4353560 (1982-10-01), Tohill
patent: 4363465 (1982-12-01), Morrill
patent: 4384726 (1983-05-01), Meyer
patent: 4749043 (1988-06-01), Rodenberger
patent: 4759409 (1988-07-01), Gullion

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