“你们的‘110工法’(切顶卸压沿空成巷无煤柱开采技术)做得很好,开创了中厚煤层大埋深复杂地质条件下的新模式,取得了安全、效益、效率的多丰收,值得在全国推广。”日前,中国科学院院士何满潮在永城矿区城郊煤矿考察后给予充分肯定。“110工法”是一条巷道、一个工作面、零煤柱施工方法。与传统的长壁开采“121工法”相比,“110工法”只需掘 “Your 110 method (topless pressure relief into the empty roadway without pillars mining technology) did a good job, creating a large depth of thick coal seam deep complex geological conditions of the new model and achieved safety, efficiency, More efficient harvest, it is worth in the country to promote. ”“ Recently, Ho Man Chao, Chinese Academy of Sciences in Yongcheng mining suburb coal mine fully affirmed. ”110 工法 “ is a roadway, a face, zero coal pillar construction methods. Compared with the traditional longwall mining ”121 method“, ”110 method" just digging