矸

• Test research on permanent pillar mining with coal refuse backfilling
  矸石充填巷式开采永久煤柱试验研究
• Pre - driven roadway in fault and underground disposal of associated waste
  预掘巷过断层及其矸石井下处理技术
• Forming mechanism and influence factors of gangue hill spray explosion
  煤矿矸石山喷爆的形成机制与影响因素
• Analysis of gangue hill spontaneous combustion and its affecting factors
  煤矿矸石山自燃机理及影响因素分析
• The development and application of underground roadway waste packing unit
  井下巷道矸石充填设备的研制与应用
• Nonlinear plasticity limit analysis upper bound method of gangue hill stability
  矸石山稳定性非线性极限分析上限法
• Practice of comprehensive mining precedure in waste - sandiwich seam working face
  含夹矸薄煤层工作面综采工艺实践
• Application of waste rock caving technology in fully mechanized coal caving face
  放矸工艺在综采放顶煤工作面的应用
• Construction technology of backfill and compact by layer of the refuse foundation
  矸石地基回填分层压实处理施工技术
• The manufacture and test of discriminating photoelectric system for selecting waste rock
  光电选矸识别系统的研制与测试