发明名称 Coiled tubing wireline retrievable and selective set gas lift assembly
摘要 <p>A gas lift assembly and gas lift valve positioned in coiled tubing in which the coiled tubing housing and gas lift valve are flexible for allowing the coiled tubing to be spooled. The gas lift valve is wireline retrievable for allowing gas lift valves to be removed for allowing other tools to pass through the coiled tubing. The gas lift valves are selective in that they will seat a selected coiled tubing housing as each valve will match a mating coiled tubing housing.</p>
申请公布号 GB9413579(D0) 申请公布日期 1994.08.24
申请号 GB19940013579 申请日期 1994.07.06
申请人 CAMCO INTERNATIONAL INC 发明人 PRINGLE RONALD EARL
分类号 E21B17/20;E21B23/02;E21B34/10;E21B43/12 主分类号 E21B17/20
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