Spoolable coiled tubing mandrel and gas lift valves

Details Spoolable coiled tubing mandrel and gas lift valves Spoolable coiled tubing mandrel and gas lift valves

1994-05-11

1996-01-16

Michalsky, Gerald A.

Fluid handling

Diverse fluid containing pressure systems

Gas lift valves for wells

1661175, 166320, F04F 120

Patent

active

054839882

ABSTRACT:
A spoolable, flexible sidepocket mandrel positioned in a coiled tubing having an orienting sleeve, a sidepocket, and a deflector guide in which the pocket includes a plurality of separate pocket parts and the guide includes a plurality of separate guide parts, all secured to the inside of a housing for allowing the mandrel to be longitudinally flexible and spoolable. A retrievable longitudinally flexible, spoolable gas lift valve is adapted to be inserted into and retrieved from the sidepocket. The gas lift valve may be of various types including an adjustable flow gas lift valve.

REFERENCES:
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patent: 2725014 (1955-11-01), Pryor
patent: 2790395 (1957-04-01), Garrett et al.
patent: 2790501 (1957-04-01), Garrett et al.
patent: 3741299 (1973-06-01), Terral
patent: 4310143 (1982-01-01), Determan
patent: 5170815 (1992-12-01), Going, III et al.
patent: 5172717 (1992-12-01), Boyle et al.
patent: 5176164 (1993-01-01), Boyle

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