【摘要】 以东荣二矿为工程背景,采用理论分析、实验室试验、现场工业试验相结合的方法,通过对采动回采巷道围岩控制技术的研究分析,归纳提出了适应于东荣矿区煤层地质及生产技术条件的采动回采巷道围岩控制技术,解决了东荣二矿在生产接续形势紧张的情况下,出现的采动回采巷道围岩控制技术难题,保证了东荣二矿的正常生产。更多还原

【Abstract】 The engineering examples of Dong Rong NO.2 Colliery,adopt theoretics by combinative the analyse、test in lab、locale teat and industry test,conclude the technology of roadway surrounding rock control under the near seam mining affect which is fit for coal seam and produce technology condition of Dong Rong diggings.Solve a problem for technology of roadway surrounding rock control under the near seam mining affect when tense position mining extend of Dong Rong NO.2 Colliery,make assrue in gear produce.更多还原