Showing 1 - 8 results of 8 for search 'DRILLING ENGINEERING', query time: 0.57s Refine Results
  1. 1
    Numerical simulation study on rock-breaking process and mechanism of compound impact drilling
    by Wei Wang, Gonghui Liu, Jun Li, Chunqing Zha, Wei Lian
    Published 2021-11-01
    Subjects: “...Compound impact drilling...”
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    Article
  2. 2
    An integrated drilling, protection and sealing technology for improving the gas drainage effect in soft coal seams
    by Hong Li, Wei Wang, Yanwei Liu, Jinkui Ma, Hong Gao
    Published 2020-11-01
    Subjects: “...Long-distance drilling...”
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    Article
  3. 3
    The integrated drainage technique of directional high-level borehole of super large diameter on roof replacing roof extraction roadway: A case study of the underground Zhaozhuang Coal Mine
    Subjects: “...Directional drilling rig...”
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    Article
  4. 4
    Detection and Prediction of Internal Damage in the Ancient Timber Structure Based on Optimal Combined Model
    “...Advances in Civil Engineering...”
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    Article
  5. 5
    Field Investigation of Blasting-Induced Vibration in Concrete Linings during Expansion of Old Highway Tunnel
    “...Advances in Civil Engineering...”
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    Article
  6. 6
    Analysis on the Shape and Impact Pressure of the High-Pressure Water Jet during the Hydraulic Flushing Cavity Technique
    “... technical support for the research and development of drilling and flushing integrated equipment....”
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    Article
  7. 7
    Thermo-Hydraulic Performance of U-Tube Borehole Heat Exchanger with Different Cross-Sections
    “... exchange (BHE) system can be enhanced to reduce the number or depth of drilling. This paper proposes a...”
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    Article
  8. 8
    Prevention and Control Technology for Harmful Toxic Gas Intrusion in High-Fire-Hazard-Risk Areas of Close-Distance Coal Seams
    by Wei Wang, Yuntao Liang
    Published 2020-01-01
    “... were studied in combination with the actual engineering conditions. The construction grounds...”
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    Article
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