Results 291 to 299 of about 141,433 (299)

3D numerical simulation study of rock breaking of the wavy PDC cutter and field verification

Journal of Petroleum Science and Engineering, 2021
Zengzeng Zhang, Yan Zhao, Ke Gao
exaly  

Research on cutter surface shapes and rock breaking efficiency under high well temperature

, 2023
Dongdong Song, Zhangping Ren, Yingxin Yang, Hai‐Tao Ren   +3 more
openalex   +1 more source

Influence of Rock Joints on Rock-Breaking Efficiency of TBM with a Double-Edge Disc Cutter

Weimeng Zhang, Zhiyu Bai, Bin Shao, Chao Lu, Bo Wang, Qiushi Liu, Zhuangzhuang Guo, Fanmeng Kong   +7 more
openaire   +1 more source

Experiment on rock breaking with supercritical carbon dioxide jet

Journal of Petroleum Science and Engineering, 2015
Gensheng Li, Zhonghou Shen, Shouceng Tian   +2 more
exaly  

Big break for efficient rock excavation

1994
openaire   +1 more source

Novel hard rock breaking technique using ultra-high-frequency particle impact induced by ultrasonic vibration field

Energy
Yu Zhou, Zihan Zhou, Hui Wang
exaly  

Mechanism and optimization of outer bit leading drilling for enhanced rock-breaking efficiency in deep-sea scientific drilling

Cong Zhang, Feifei Zhang, Ke Gao, Yan Zhao, Zhenghao Liu, Yumin Wen   +5 more
openalex   +1 more source

Decision letter for "Research the Surrounding Rock Pressure and Temperature Effect on the Rock‐Breaking Efficiency of <scp>TBM</scp> Cutter"

openalex   +1 more source

Characterization of particle size distribution of rock chips and evaluation of rock breaking efficiency of TBM based on multifractal theory: A case study

Jianping Liu, Zhijia Zhou, Yucong Pan, Quansheng Liu   +3 more
openalex   +1 more source