Coiled tubing concentric gas lift valve assembly
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United States of America Patent
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-
Nov 28, 1995
Grant Date -
N/A
app pub date -
Sep 3, 1993
filing date -
Sep 3, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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