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Abstract Based on large gas emission and difficult control of fully mechanized working face in high gas mine, 150316 fully mechanized working face of Shanxi Shouyang Luyang Microgate Coal Corporation Ltd. was taken as study object, comprehensive gas control measure of current coal seam pre-drainage + fracture drainage + high drainage was put forward, the practice showed that the technology enables to reduce gas content to less than 0.40%, gas drainage rate 80.1%, achieving the standard, with good drainage effect and promotion value.
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