Method for controlling mining influence range from ground surface directional hydraulic fracturing pre-splitting bedrock - GUO WENBING; XU FEIYA; FENG ZHANJIE; TAN YI; YANG DAMING (2018)
Keywords: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; MINING OR QUARRYING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS