Well tubing suspension and rotator system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5732777
SERIAL NO

08580125

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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There is described a method and an improved apparatus for rotatably suspending a tubing string in a well bore, the apparatus comprising a tubular coupler connected to the uphole end of the tubing string, a tubing hanger disposed annularly about the coupler in fixed axial relationship, the coupler being rotatable relative to the hanger, a hanger bowl for supporting the hanger therein so that the tubing string connected to the coupler can be suspended in the well bore and a drive system operably connected to the coupler and extending through the hanger bowl which can be actuated to rotate the coupler and hence the tubing string attached thereto.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
INTEGRATED PRODUCTION SERVICES LTD AN ALBERTA CANADA CORPORATION840-7TH AVENUE S W SUITE 1500 CALGARY ALBERTA T2P 3

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grimshaw, Allan D Carstairs, CA 2 38
Norman, Dwayne S Calgary, CA 3 102

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