Apparatus for running jointed tubulars utilizing a coiled tubing injector

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6135202
SERIAL NO

09013793

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A lift sub for removing jointed tubulars from a wellbore and for inserting jointed tubulars is provided. A coiled tubing injector having opposed gripper chains engages the lift sub and may be actuated to raise or lower the lift sub. The lift sub has a connecting means at the lower end thereof for connecting the lift sub to a jointed tubular. The coiled tubing injector can be actuated to raise or lower the jointed tubular so as to remove the jointed tubular from the wellbore or to insert it therein.

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Patent Owner(s)

Patent OwnerAddress
HALLIBURTON ENERGY SERVICES INC3000 N SAM HOUSTON PARKWAY E HOUSTON TX 77032-3219

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koshak, Warren E Destrehan, LA 1 10

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