Coiled tubing wireline retrievable and selective set gas lift as

Details Coiled tubing wireline retrievable and selective set gas lift as Coiled tubing wireline retrievable and selective set gas lift as

1993-08-26

1995-06-27

Schwadron, Martin P.

Fluid handling

Diverse fluid containing pressure systems

Gas lift valves for wells

417115, F04F 108

Patent

active

054271339

ABSTRACT:
A gas lift assembly and gas lift valve positioned in coiled tubing in which the coiled tubing housing and gas lift valve are flexible for allowing the coiled tubing to be spooled. The gas lift valve is wireline retrievable for allowing gas lift valves to be removed for allowing other tools to pass through the coiled tubing. The gas lift valves are selective in that they will seat a selected coiled tubing housing as each valve will match a mating coiled tubing housing.

REFERENCES:
patent: 4002203 (1977-01-01), Terrall
patent: 4295796 (1981-10-01), Moore
patent: 4726421 (1988-02-01), Akkerman et al.
patent: 5170815 (1992-12-01), Going, III et al.

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