发明名称 Spoolable coiled tubing mandrel and gas lift valves
摘要 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.
申请公布号 US5515880(A) 申请公布日期 1996.05.14
申请号 US19950510081 申请日期 1995.08.01
申请人 CAMCO INTERNATIONAL INC. 发明人 PRINGLE, RONALD E.
分类号 E21B17/20;E21B23/03;E21B43/12;F04F1/20;(IPC1-7):E21B34/06 主分类号 E21B17/20
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