The original mine ground industrial unexploited coal of Julong Mining Companny was about 2 million tons, in order to free the coal above and the shaft, through demonstration, to build a new vertical shaft and industrial square affected by goaf nearby original shaft was settled. Quick construction of vertical shaft above goaf in Julong Company broadened application scope of vertical shaft construction conditions, which had wide application prospect. for similar mines.
商香超,王月星. 采空区上快速建立井新技术研究与应用[J]. 煤炭与化工, 2014, 37(8): 102-103,106.
SHANG Xiang-chao, WANG Yue-xing. New Technology Study and Application of Quick Construction of Vertical Shaft above Goaf. CCI, 2014, 37(8): 102-103,106.