锥形铣锥是用来套管打通道的专用工具。
The taper mill tap is a special tool for opening up a passage in casing.
铣锥短接是用来套管打通道的专用工具。
The milled tap pup joint is a special tool used for opening up a passage in casing.
由于导向杆的引导和扶正作用，阻止了磨鞋、铣锥偏磨，解决了磨损套管现象，现场应用效果显著。
As the guide rod and righting the role of shoes to prevent the grinding, milling, and grinding cone side solves the wear phenomena, field application results are obvious.
应用推荐