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通过对三河尖煤矿7109_下综采放顶煤工作面瓦斯涌出的测定与分析,揭示了该工作面瓦斯涌出规律,总结出该矿对综采放顶煤工作面瓦斯防治的技术措施。
Through the measurement and analysis of gas emission from the fully mechanized top coal caving face at 7109_ under Sanhejian Coal Mine, the law of gas emission from the coal face was revealed and the technical measures for gas prevention and control of fully mechanized top coal caving mining face were summarized .