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论文类型：会议论文

发表时间：2002-01-01

收录刊物：CPCI-S

页面范围：523-526

摘要：The technology of grouting into overburden-separation for control subsidence is a patent technology. It has been used for several years at many mines in our country and acquired remarkable effects to control mining subsidence. One of the practical application at Dongtan Mine, face No 14308(E), is introduced. The effects of ground subsidence reduced, benefits of economy and interests of public are analyzed in this paper.