Sealing assembly for a tubing rotator

Details Sealing assembly for a tubing rotator Sealing assembly for a tubing rotator

E - Fixed Constructions

21

B

E21B 33/04 (2006.01)

Patent

CA 2305957

A sealing assembly in combination with an apparatus for attachment to a wellhead for suspending and rotating a tubing string contained within a wellbore and the apparatus comprised of the sealing assembly. The apparatus is comprised of an outer member and an inner mandrel rotatably supported within the outer member for connection with the tubing string and defining an annular space between the outer member and the inner mandrel. The sealing assembly is comprised of a sealing element contained within the annular space for sealing between the outer member and the inner mandrel; a biasing mechanism contained within the annular space for applying an axial force to the sealing element such that the sealing element is compressed to seal the annular space; and an energizing mechanism associated with one of the outer member and the inner mandrel for loading the biasing mechanism.

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