The characters of methane emission at the working face No. 14201 in Shaqu Coal Mine were analyzed, the technical parameters to control methane by incline high-position alley pumping were optimized, and its control efficiency was investigated.
The characters of methane emission at the working face No. 14201 in Shaqu Coal Mine were analyzed, the technical parameters to control methane by incline high-position alley pumping were optimized, and its control efficiency was investigated.
摘要分析了沙曲矿14201工作面的瓦斯涌出特点，对倾斜高抽巷治理瓦斯的工艺技术参数进行了优化，观测了高抽巷治理瓦斯的效果。