Results 81 to 90 of about 119 (98)

Optimization of Cutter Body Parameters for Milled-Tooth Roller Cutters in Shaft Sinking by Drilling Methods: A Case Study in Jurassic Strata of Western China

Rock Mechanics and Rock Engineering
Xiaoyun Wang, Hua Cheng, Zhishu Yao, Jian Lin, Longhui Guo, Liangliang Zhang   +5 more
openaire   +3 more sources

Conversion of the waste drilling mud to renewable grouting materials in deep shaft sinking

Construction and Building Materials, 2023
Changwu Liu, Zhipeng Xu, Xuhai Feng
exaly  

Economic and technological assessment of shaft sinking by conventional hand held drills contrasted with rig mounted mechanised drilling methods

International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1989
openaire   +1 more source

Ultrasonic logging instrument for shaft sinking by drilling

Measurement: Journal of the International Measurement Confederation, 2019
Maoyong Cao, Nongliang Sun
exaly  

Introduction of Vertical Mine Shaft Sinking by Full Section Boring Method

Advanced Materials Research, 2012
exaly   +2 more sources

Mathematical Prediction of Frozen Wall Thickness in Shaft Sinking

Journal of Mining Science, 2018
Mikhail Semin, Levin L Yu
exaly  

Research on Stress and Strength of High Strength Reinforced Concrete Drilling Shaft Lining in Thick Top Soils

Mining Science and Technology, 2007
Zhishu Yao
exaly