分析了甲烷氧化菌的生态分布、分类及其氧化机理;根据煤矿瓦斯抽放半径的测定原理,提出煤层注菌液降解煤层瓦斯有效半径的测定方法,用来检验降解煤体瓦斯效果、介绍了微生物反应器氧化煤矿瓦斯的应用、总结了微生物治理煤矿瓦斯措施的应用及优缺点、设计了煤层注菌液钻孔布置方式。 According to the determination principle of coal mine gas drainage radius, a method to determine the effective gas radius of coal seam degradation by coal seeding liquid is proposed to test the effect of gas degradation of coal gas. The paper introduces the ecological distribution, classification and oxidation mechanism of methane oxidation bacteria. Microbial reactor oxidation of coal gas methane application, summed up the application of microbial measures of coal gas control measures advantages and disadvantages, design of the drilling fluid injection method of coal seam layout.