Progress on Technology of Coal Bed Methane Development and Utilization in China Coal Mining Area

According to rich coal bed methane resources in China and high difficult development actual conditions ,the state enhanced the attention degree and the investment dynamic to the technology and innovation of the coal bed methane development.A series of breakthrough progress was made.The paper summarized the ne W progresses on the basic theory,key technology,heavy equipment,transportation and utilization,development mode and others in the coal bed methane development an d utlization in coal mining area.The paper analyzed the problems and challenges faced to the coal bed methane development and utilization in coal mining area.The pa per provided the development orientation of the coal bed methane development and uillization in coal mining area in order to provide the references to the high efficient development and utilization of the coal bed methane in coal mining area.