Rational determination of sublevel height of top coal in steep seam

被引:0
|
作者
Wang, W. [1 ]
Hou, C. [1 ]
Xiong, R. [1 ]
机构
[1] Xiangtan Polytechnic University, Xiangtan 411201, China
关键词
D O I
暂无
中图分类号
学科分类号
摘要
引用
收藏
页码:355 / 358
相关论文
共 50 条
  • [1] Research on crack mechanism of top coal in steep coal seam
    Zhao, Fujun
    Li, Xibing
    Hu, Liuqing
    Yanshilixue Yu Gongcheng Xuebao/Chinese Journal of Rock Mechanics and Engineering, 2002, 21 (SUPPL.): : 2309 - 2313
  • [2] Determination and influence of cutting height of coal by top coal caving method with great mining height in extra thick coal seam
    Wang, Guo-Fa
    Pang, Yi-Hui
    Liu, Jun-Feng
    Meitan Xuebao/Journal of the China Coal Society, 2012, 37 (11): : 1777 - 1782
  • [3] Investigation of the effects of coal seam slope and top coal drawn height on top coal recovery ratio in longwall top coal caving method applied in steep inclined thick coal seams
    Arif Çelik
    Yılmaz Özçelik
    Arabian Journal of Geosciences, 2022, 15 (2)
  • [4] Research on top coal caving technique in steep and extra-thick coal seam
    Zhang, Juguo
    Zhao, Zhiqiang
    Gao, Yang
    SECOND INTERNATIONAL CONFERENCE ON MINING ENGINEERING AND METALLURGICAL TECHNOLOGY (MEMT 2011), 2011, 2 : 145 - 149
  • [5] Segment pre-blasting of sublevel caving of steep and thick coal seam under complex conditions
    Zhang, Zi-Fei
    Lai, Xing-Ping
    Meitan Xuebao/Journal of the China Coal Society, 2008, 33 (08): : 845 - 848
  • [6] Fisher discriminant analysis model for classifying top coal cavability of the steep seam
    School of Resources and Safety Engineering, Central South University, Changsha 410083, China
    Meitan Xuebao, 2009, 1 (58-63):
  • [7] Action mechanism analyzing of gas pressure in the top coal caving of steep seam
    Wang, Weijun
    Xiong, Renqin
    Meitan Xuebao/Journal of China Coal Society, 2000, 25 (03): : 248 - 251
  • [9] Top coal flows in an excavation disturbed zone of high section top coal caving of an extremely steep and thick seam
    Miao ShengjunaLai XingpingbCui Fengb a Civil Environmental Engineering SchoolUniversity of Science and TechnologyBeijing China b School of Energy EngineeringXian University of Science and TechnologyXian China
    MiningScienceandTechnology, 2011, 21 (01) : 99 - 105
  • [10] Study of Top Coal Partition and Key Delayed-Action Region for Horizontal Sublevel Top Coal Caving in Deeply Inclined Seam
    Zhang, Jia-fan
    Liu, Xiaoyu
    Liu, Yang
    Shao, Xiao-ping
    Zhang, Hui-mei
    MATHEMATICAL PROBLEMS IN ENGINEERING, 2021, 2021