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在套变特殊井的井修套打捞修复过程中,会遇到较多的复杂情况。常规的井修套打捞方式难以满足工作的需要,且有可能会引发安全质量事故,修复施工的效率较低,严重影响修井时率。套变特殊井需要采用特殊井修套打捞技术,运用特制高效铣锥、活动肘节、液压扩刀、钻具保护短节、不规则打捞筒等针对性与实用性较强的工具,实施井修套打捞工作,大大提高施工的效率。
In the set of special well wells repairing salvage repair process, will encounter more complicated situation. The conventional method of repairing and repairing wells is difficult to meet the needs of the work and may lead to safety and quality accidents. The efficiency of repairing the construction is relatively low, which seriously affects the workover rate. The special well needs to adopt the special well repairing and salvage technology and the special and efficient tools such as special high efficiency milling cone, movable toggle, hydraulic cutting tool, short tool for drilling protection, irregular overshoe and other practical and practical tools Repair sets of salvage work, greatly improving the efficiency of construction.