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Thin Seam Mining Practice in Quanxing Company
Author(s): 
Pages: 38-39
Year: Issue:  5
Journal: Coal

Abstract: 针对泉兴公司薄煤层开采过程中的水害、煤尘和顶板三大难题,创造性地采用煤层底板导水破坏深度探测、煤层短臂高压快速注水、支护改革、使用耙装胶带一体机和建筑物下条带式开采等技术和方法,不仅提高了开采的安全系数,还最大程度地提高了回采率,创造了较好的经济效益和社会效益.
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