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滕北煤田 12 下 煤层粘顶未列入可采储量 ,武所屯煤矿通过采用改进爆破技术、加强顶板管理等方法 ,实现了对该粘顶煤的安全彻底回收。其成功做法 ,对薄煤层相似地质条件下粘顶煤的回收具有很好的借鉴意义
Top coal seam 12 in Tengbei coalfield is not included in the recoverable reserves, Wusuotun coal mine through the use of improved blasting technology to strengthen the roof management and other methods to achieve the safety of the top coal completely recovered. The successful approach has good reference for the recovery of top coal under similar geological conditions in thin coal seams