激光-PDC钻头联合破岩机理及特性研究

黄志强,梁耀文,陈科,翟预立,雷雨薇

Research on the mechanism and characteristic of joint rock-breaking of laser-PDC drill bit

Zhiqiang HUANG,Yaowen LIANG,Ke CHEN,Yuli ZHAI,Yuwei LEI

图12 岩石对钻头的反扭矩曲线

Fig.12 Curve of anti-torque of rock on drill bit