Results 141 to 150 of about 252 (179)

Numerical investigations on rock breaking mechanism and parameter influence of torsional percussive drilling with a single PDC cutter

Journal of Petroleum Science and Engineering, 2022
Yan Xi, Chunqing Zha, Gonghui Liu
exaly  

Study on perforation performance of abrasive water jet enhanced by percussive drilling

Journal of Petroleum Science and Engineering, 2020
Dongdong Yang, Yangliang Li
exaly  

Ground characterization using breaking-action-based zoning analysis of rotary-percussive instrumented drilling

International Journal of Rock Mechanics and Minings Sciences, 2015
Z Q Yue
exaly  

Analysis on the mechanical properties of granite rock near the wellbore after percussive drilling and AWJ perforation

Journal of Petroleum Science and Engineering, 2020
Dongdong Yang, Yangliang Li, Yanjun Zhang   +2 more
exaly  

Percussion Drills

2016
openaire   +1 more source

Influence of 3D effects on the efficiency of percussive rock drilling

International Journal of Impact Engineering, 2001
Bengt Lundberg
exaly  

percussion drill rods

2014
openaire   +1 more source

Rotary percussive drilling

2017
Lopez Jimeno Carlos, Lopez Jimeno Emilio, Javier Ayala Carcedo Francisco, Ramiro Yvonne Visser de   +3 more
openaire   +1 more source

The percussive process and energy transfer efficiency of percussive drilling with consideration of rock damage

International Journal of Rock Mechanics and Minings Sciences, 2019
Heqian Zhao, Huai Zhong, Gaosheng Wang   +2 more
exaly  

percussion drilling equipment

2014
openaire   +1 more source