Results 101 to 110 of about 141,733 (202)

Stability analysis of deep and large vertical shaft excavation by raise boring machine method through upper soft and lower hard strata. [PDF]

Sci Rep
Wang G, Fang Y, Deng F, Ren K, Xu H.
europepmc   +1 more source

Intelligent Interface Detection of Frozen Rock Masses Using Measurement While Drilling Data and Change-Point Analysis. [PDF]

Sensors (Basel)
Gao F, Chen H, Wu X, Zhai H, Mu Y.
europepmc   +1 more source

Reasonable drilling angle and technology application for pre-cracking thick-hard roofs before driving gob-side roadways in ultra-thick seams. [PDF]

Sci Rep
He F, Wu Y, Wang D, Zhang J, Tao K.
europepmc   +1 more source

Prevention measures and monitoring technology of dynamic load in Tangshan coal mine after coal bump disaster. [PDF]

Sci Rep
Ma S, Su Y, Jia D, Wang X, Li G, Guo B, Li H, Wu T.   +7 more
europepmc   +1 more source

Regulating the Rheology of Drilling Fluids Under High-Temperature Conditions with Hydrophobically Associating Polymers. [PDF]

Polymers (Basel)
Yao X, Lv K, He J, Ren T, Ye C.
europepmc   +1 more source

Grouting uplift for structural rectification of a high-rise building. [PDF]

Sci Rep
Cui X.
europepmc   +1 more source

Studies on the Percussive Deep Hole Drilling of Rocks

Journal of the Mining Institute of Japan, 1956
Saburo TAKAOKA, Hirohide HAYAMIZU
openaire   +2 more sources

Mechanism and application of reaming anchorage of inverted wedge-shaped hole bottom in argillaceous cemented roadway. [PDF]

Sci Rep
Zhang H, Li G, Xu Y, Zhang K, Li M.
europepmc   +1 more source

Field application and diffusion law of grouting slurry in floor aquifer of a coal mine. [PDF]

Sci Rep
Zhengzheng C, Fangxu G, Tao R, Zhenhua L, Feng D, Wenqiang W, Yuyao Z.   +6 more
europepmc   +1 more source

Optimization Research on the Drilling Parameters of the RC-DTH Air Hammer by Employing Smoothed Particle Hydrodynamics. [PDF]

ACS Omega
Qiao J, Shi L, Yan L, Hou Y, Li X, Wei T, Guo J, Liu Z.   +7 more
europepmc   +1 more source