Results 141 to 150 of about 213 (157)

Study on Steel Ball Impactor for Rotary Percussion Drilling

2010
Chunhua Lu, Taining Yan, Jie Zhang, N. Egorov   +3 more
openaire   +1 more source

Energy-Based Volumetric Rock Destruction Criterion in the Rotary–Percussion Drilling Technology Improvement

Journal of Mining Science, 2018
B N Smolyanitsky, Oparin V N, V N Oparin
exaly  

borehole produced using a rotary-percussion drill

2014
openaire   +1 more source

Completely hydraulic rotary percussive rock drills. Conference

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1976
openaire   +1 more source

Embedded Drilling System Using Rotary-Percussion Drilling

Advances in Intelligent Systems and Computing, 2019
Hyun Myung, Myung Hyun
exaly  

Rock Drillability in Rotary-Percussion Drilling

Journal of MMIJ, 2009
exaly  

Internal characterization and hole formation mechanism in the laser percussion drilling process

International Journal of Machine Tools and Manufacture, 2013
Eneko Ukar, Franck Andrés Girot Mata, I Tabernero   +2 more
exaly  

Performance evaluation of polycrystalline diamond compact percussion bits through laboratory drilling tests

International Journal of Rock Mechanics and Minings Sciences, 2016
Kuniyuki Miyazaki
exaly  

A Rock Strength Prediction Model Utilizing Real-Time Data from Percussion–Rotary Drilling Measurements

Rock Mechanics and Rock Engineering
Yuyong Jiao, Feng Xiong, Zhang Guo-Hua   +2 more
exaly  

The influences of drilling parameters on the rate of penetration in rock rotary-percussive drilling process

9th International SUT Offshore Site Investigation Geotechnics Conference Proceedings “Innovative Geotechnologies for Energy Transition”
Qiang Shen, Yao-Ru Liu, Yu-Jie Wang, Rui-Lang Cao   +3 more
openaire   +1 more source