PDF(258 KB)
CONTROL OF THE UNDERGROUND PRESSURE AT WULONG GOLD MINE BY FILLING THE UPPER EMPTY ROOM
Cheng Dingxin, Zhao Wen, Lin Yunmei
Mining and Metallurgical Engineering ›› 1995, Vol. 15 ›› Issue (4) : 12-15.
PDF(258 KB)
PDF(258 KB)
CONTROL OF THE UNDERGROUND PRESSURE AT WULONG GOLD MINE BY FILLING THE UPPER EMPTY ROOM
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