During downhole operation, the standard fishing tool doesn ’ t work for a fall of small objects caused by cuttings, broken accessories of downhole and wellhead tools. It affects badly the operation result.
在井下作业过程中,由于钻磨残物、井下工具和井口工具附件断裂、附件脱扣等原因而导致的小件落物通常情况下不能用标准打捞工具打捞出来,严重影响了油气井下一步的施工效果。
参考来源 - 复合钢丝捞筒在小件落物打捞中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
N0, they donat. They repair wellhead tools only.
不分娩，他们只修补井口工具。
N0, they don't. They repair wellhead tools only.
不生产，他们只修理井口工具。
Model QW50A Air Operated Slips is a wellhead tools. Mainly used to clipping tubing and drilling rod which raise or put down at well repairing service operation.
QW50A气动卡瓦是油田修井作业时，安装在井口上用于卡紧油管及类似管柱的一种工具。
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