Coiled tubing concentric gas lift valve assembly

Details Coiled tubing concentric gas lift valve assembly Coiled tubing concentric gas lift valve assembly

1993-09-03

1995-11-28

Schwadron, Martin P.

Fluid handling

Diverse fluid containing pressure systems

Gas lift valves for wells

166380, F04F 108

Patent

active

054698782

ABSTRACT:
A flexible spoolable coiled tubing gas lift valve assembly connected in a coiled tubing. The flexible valve includes a circular housing having an axial bore therethrough for allowing the passage well tools therethrough. In one embodiment, the valve element and valve seat of the gas lift valve are eccentrically positioned in the housing. In another embodiment, the valve and valve seat are concentrically positioned in the housing. The valve element is guided and supported laterally by the housing and may include flow injection ports.

REFERENCES:
patent: 2248951 (1941-07-01), Boynton
patent: 5170815 (1992-12-01), Going, III et al.
Drawing No. 02371 dated Nov. 15, 1962 by Camco, Inc. entitled "One Inch E-1 Concentric Valve".

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