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在压力梯度悬殊的碳酸盐岩破碎地层中钻井,井漏是损失钻机月的重要因素。本文总结了川东矿区1984年应用桥塞剂堵漏的经验,简介了此项工艺堵漏的优点和施工要领,并列举了桥塞剂堵漏的典型井例。
Drilling wells in carbonate fractured formations with variable pressure gradients is an important factor in losing rig months. This article summarizes the experience of using plugging agent to plugging in 1984 in Chuandong mining area, introduces the advantages and construction essentials of this process plugging, and lists typical well cases of bridging agent plugging.