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基于李子垭煤矿下分层开展近距离破碎顶板薄煤层综合机械化开采试验,结果表明,研制的成套综采设备及工艺现场运行稳定、适应性强,实现单个工作面产量20万t/a,保证了薄煤层工作面的安全高效生产,推广应用前景广泛。
Based on the stratified mining of thin coal seam with close distance crushing roof under the stratification of the Li Ziyu coal mine, the results show that the developed complete set of fully mechanized mining equipment and process site have stable operation and strong adaptability, and the output of single face is 200,000 t / a Thin and thin seam safe and efficient production, promotion and application of a wide range of prospects.