短壁连续式循环充填开采技术研究OA

In this paper, combined with the Shanxi Gaoping Kexing Zhaozhuang Coal Co., 3820 short wall continuous circular iflling mining working face of iflling mining, coal mining under village, the liberation of downhole pressure of coal resources, the iflling mining technique is an effective method of coal mining, and important for the safety of traditional old mining area efifcient mining.