Results 211 to 220 of about 974,451 (233)

Computer Vision for Autonomous Drill Jumbos: Detecting Non-Drillable Areas of a Mine Face. [PDF]

Sensors (Basel)
Rösgen M, Pekarski A, Ziegler M, Clausen E.   +3 more
europepmc   +1 more source

Research on advanced grouting curtain technology for water interception and control at the source of aquifer in coal seam roof. [PDF]

Sci Rep
Zhaoxing L, Shuning D, Shitian Z, Zhiyuan S.   +3 more
europepmc   +1 more source

Research on the pressure relief mechanism and application of roof dense drilling of gob side entry retaining by roadway-side filling. [PDF]

Sci Rep
Tan Z, Wang Y, Gao L, Li D, Kou G, Hu C, Wang S, Huang Y.   +7 more
europepmc   +1 more source

Investigating the Fracture Initiation Mechanisms of High-Angle Well Fracturing in Deep Offshore Reservoirs. [PDF]

ACS Omega
Zhang B, Fan H, Shi Y, Xu Y, Guo B, Guo T.   +5 more
europepmc   +1 more source

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Impact of mechanical tripping on cuttings transport in large-diameter horizontal directional drilling applications

Tunnelling and Underground Space Technology, 2021
Alireza Bayat, Chao Kang
exaly  

Rheological Properties of Clay-Based Drilling Fluids and Evaluation of Their Hole-Cleaning Performances in Horizontal Directional Drilling

Journal of Pipeline Systems Engineering and Practice, 2020
Alireza Bayat, Chao Kang, Ergun Kuru
exaly  

Evaluation of utilizing horizontal directional drilling technology for ground source heat pumps

Geothermics, 2020
Saeid Mohammadzadeh Bina, Hikari Fujii, Shunsuke Tsuya   +2 more
exaly  

Horizontal directional drilling (HDD) alignment optimization using ant colony optimization

Tunnelling and Underground Space Technology, 2020
Chloé Arson, Fernando Patino-Ramirez
exaly  

Laboratory study of fluid properties owing to cutting intrusions during horizontal directional drilling

Underground Space (China), 2020
Samuel Ariaratnam, Han Cao, Pinghe Sun
exaly