Fluid handling – Diverse fluid containing pressure systems – Gas lift valves for wells
Patent
1992-02-24
1992-12-15
Cohan, Alan
Fluid handling
Diverse fluid containing pressure systems
Gas lift valves for wells
166 77, 166380, E21B 1922, E21B 3406
Patent
active
051708159
ABSTRACT:
A gas lift assembly for installation in the interior of coiled tubing for providing gas lift to oil and gas wells. A housing assembly for receiving a gas lift valve is adapted to be connected in a coiled tubing and includes a tubular member having a bore with a holding shoulder in the bore of the tubing for holding a gas lift valve and a port. Preferably at least one passage way is provided for allowing fluids to pass when the gas lift valve is positioned in the bore. The gas lift valve may be of various geometries and materials for allowing the gas lift valve to be run into the well with the coiled tubing.
REFERENCES:
patent: 3042065 (1962-07-01), Graves
patent: 3294108 (1966-12-01), Thrash
patent: 4844166 (1989-07-01), Going, III et al.
Going, III Walter S.
Pringle Ronald E.
Camo International Inc.
Cohan Alan
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