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作 者:李富念 LI Funian(Guangxi Xishan Mining Industry Co. Ltd. , Nanning, Guangxi 530022, China)
出 处:《中国锰业》2021年第5期38-42,共5页China Manganese Industry
摘 要:大新锰矿南部矿段主要采矿方法为房柱法和浅孔留矿法,在开采过程中形成了大量的采空区,给未来生产带来较大的安全隐患。对采空区治理的问题进行了深入研究后,提出并实践了诱导放顶、废石充填、采空区隔离、巷道隔离、尾砂充填5种治理方案,对采空区现状、采空区治理方案、施工安全技术措施等方面进行了论述。对采空区的全面治理,可以有效改善空区周边围岩和矿体内的应力分布,提高空区的稳定性,消除采空区潜在的安全隐患,为下一步深部矿体的开采创造可靠的安全生产条件。The main mining methods in the southern section of Daxin manganese mine are the housing column method and shallow hole retention method,which forms a large number of mining areas in the mining process.It brings greater safety hazards to future production safety.After an in-depth study of management of mining area,we have in the paper put forward five kinds of management schemes,such as the top of the top,filling the waste stone,isolating the mining area,the isolation of the roadway and the filling of the tailings.We have also discussed about the status quo of the mining area,including the management plan of the mining area,the technical measures of construction safety,etc.The comprehensive management of the mining area can effectively improve the stress distribution of surrounding rocks and mines around the empty area.It improves the stability of the empty area to eliminate the potential safety hazards of the mining area,which creates the reliable safe production conditions for the next step in the exploitation of deep ore bodies.
分 类 号:TD853[矿业工程—金属矿开采] TD32[矿业工程—矿山开采]
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