Providers rotation torque to 17,500 ft-lbs (23,727 Nm) with variable rotation speed to 180 RPM for exceptional horizontal and direction drilling performance.
最高转矩17,500 英尺·磅(23,727 牛顿·米),可变转速最高180 转/分,带来无与伦比的水平钻井与定向钻井性能。
The performance difference between air crew drill and mud motor was analyzed under the air drilling condition.
对比分析了空气螺杆钻具与泥浆马达在空气钻井井况下的性能差异。
To raise drilling performance of new micro-drill, a novel method was advanced for reginding of chisel edge.
为了提高新型微钻头的钻削性能,提出了一种适合于微钻头的横刃修磨原理及方法。
应用推荐