Remote automatic make-up stab-in sealing system

Details Remote automatic make-up stab-in sealing system Remote automatic make-up stab-in sealing system

E - Fixed Constructions

21

B

166/49, 277/5

E21B 43/12 (2006.01) E21B 33/047 (2006.01) E21B 33/00 (2006.01)

Patent

CA 1075149

ABSTRACT OF THE DISCLOSURE A remote, automatic make-up, stab-in sealing system for providing metel-to-metal seals between a projecting structure and a surrounding bore telescopically receiving the projecting struc- ture is disclosed. The sealing system includes the projecting structure, such as a pipe hanger or pack-off nipple. The sealing system further includes apparatus having the bore for receiving the projecting structure, such as a wellhead or tubing hanger. The sealing system also includes a seal assembly. The seal assembly includes at least one frusto-conical shaped met?? gasket, a split ring and an actuator ring. The rings force the frusto-conical shaped metal gasket into metal-to-metal sealing engagement with the walls of both the projecting structure and the bore as the projecting structure is telescopically received by the bore.

311290

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