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煤矿井下精准对穿巷道疏放水孔定向成孔技术研究

冯达晖. 煤矿井下精准对穿巷道疏放水孔定向成孔技术研究[J]. 钻探工程, 2018, (3): 33-36,41. doi: 10.3969/j.issn.1672-7428.2018.03.007
引用本文: 冯达晖. 煤矿井下精准对穿巷道疏放水孔定向成孔技术研究[J]. 钻探工程, 2018, (3): 33-36,41. doi: 10.3969/j.issn.1672-7428.2018.03.007
FENG Da-hui. Research on Directional Hole-forming Technology of Drainage Hole for Accurate Targeting Underground Coal Mine Laneway[J]. DRILLING ENGINEERING, 2018, (3): 33-36,41. doi: 10.3969/j.issn.1672-7428.2018.03.007
Citation: FENG Da-hui. Research on Directional Hole-forming Technology of Drainage Hole for Accurate Targeting Underground Coal Mine Laneway[J]. DRILLING ENGINEERING, 2018, (3): 33-36,41. doi: 10.3969/j.issn.1672-7428.2018.03.007

煤矿井下精准对穿巷道疏放水孔定向成孔技术研究

详细信息
  • 中图分类号: P634.7

Research on Directional Hole-forming Technology of Drainage Hole for Accurate Targeting Underground Coal Mine Laneway

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出版历程
刊出日期:  2018-03-10

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