煤层采空区残留资源复采利用可行性分析

针对沁水县东部地区3#煤层采用仓房式、刀柱式、掘进巷道等落后的采煤、采矿工艺,导致煤层中存在大量的残留资源未被及时开采问题,开展煤层采空区残留资源复采利用可行性分析研究,从开采施工技术、采空区周围环境保护和开采施工经济等方面分析,对该区域3号煤层采空区残留煤炭资源进行复采作业,可有效延长该煤层采空区的寿命,为企业带来更...

Feasibility Analysis of Re mining and Utilization of Residual Resources in Goaf

In view of the backward coal mining and mining technology such as warehouse type,knife pillar type and driving roadway in 3#coal seam in Eastern Qinshui County,which leads to the problem that a large number of residual resources in coal seam are not mined in time,the feasibility analysis and research on the re mining and utilization of residual resources in coal seam goaf are carried out.From the aspects of mining construction technology,environmental protection around the goaf and mining construction economy,the re mining of the residual coal resources in the goaf of No.3 coal seam in this area can effectively extend the service life of the goaf and bring greater economic and social benefits to the enterprise.