作者: Delbert Lyle Murtland
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摘要: An electrical conducting, fluid tight, tubular assembly comprising a number of elongate, interchangeable, reusable sections that may be removably connected end to and extended downwardly in an oil well bore hole adjacent tubing string situated therein supply power down pump or other electrically operated device the hole. The is concurrently made up as lowered into hole, with being clamped supported therefrom. are longitudinally movable relative one another within predetermined limits result elongate contract conformity changes longitudinal length due temperature When pulled from sequentially unclamped therefrom disengaged another. disengaging extremely simple, slidable engagement uppermost on simply has lifted upwardly effect such disengagement. when assembled provides protection for extending laterally spaced conductors cables therein, both mechanical damage, damage excessive temperatures gas pressure