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吉林省珲春矿业集团八连城煤矿是年产原煤180万t/a,洗煤90万t/a的现代化矿井。该矿于2007年1月正式投产,井田面积36 km~2,矿井瓦斯等级为高瓦斯矿井。1问题的提出该矿地质条件非常复杂,煤层薄,断层多,由于煤层
Jilin Province Hunchun Mines Group 8th City coal mine is an annual output of 1.8 million t / a coal, washing 900,000 t / a of modern mines. The mine was officially put into operation in January 2007, the minefield area of 36 km ~ 2, mine gas grade for high gas mine. A question raised The geological conditions of the mine is very complex, thin coal seam, fault and more due to the coal seam