Wells – Above ground apparatus – Moving tubing or cable into an existing well
Patent
1998-01-26
2000-10-24
Neuder, William
Wells
Above ground apparatus
Moving tubing or cable into an existing well
166379, 166380, 166381, E21B 1906
Patent
active
061352020
ABSTRACT:
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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Christian Stephen R.
Halliburton Energy Service,s Inc.
Neuder William
Rahhal Anthony L.
Walker Zakiya
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