减摩减扭技术在深井套铣、磨铣作业中的应用

Application of reducing friction and torque technology in deep well casing milling and milling operation

在深井、水平井和大位移井的修井作业中,如何在修井设备和动力有限的情况下,有效降低扭矩,提高磨铣套管的效率,已经成为一个十分重要的问题。从多方面介绍了适用于深井、水平井和大位移井套铣、磨铣作业的减摩降扭技术,为修井作业提供参考。

In the workover operations of deep wells,horizontal wells and extended reach wells,How to solve this problem with limited workover equipment and power,It has become a very important problem to effectively reduce the torque and improve the efficiency of milling casing.This paper introduces the technology of reducing friction and torque,which is suitable for casing milling and milling in deep wells,horizontal wells and extended reach wells,It provides reference value for workover operation.