Estimation of optimal drilling efficiency and rock strength by using controllable drilling parameters in rotary non-percussive drilling
- Creator: Shangxin, Feng , Yujie, Wang , Guolai, Zhang , Yufei, Zhao , Shanyong, Wang , Ruilang, Cao , Enshang, Xiao
- Resource Type: journal article
- Date: 2020
Evolution of cohesion and friction angle during microfracture accumulation in rock
- Creator: Zhang, H. Q. , Tannant, D. D. , Jing, H. W. , Nunoo, S. , Niu, S. J. , Wang, S. Y.
- Resource Type: journal article
- Date: 2015