Summing up the status-quo of coalbed methane(mine gas) extraction and utilization in this country over the recent years,this article elaborates on the current state of the coalbed methane extraction technology,utilization technology and coalbed methane CDM project in this country.

Numerical simulation of pressure swing adsorption processes for coal bed gas extracted;

Exploitation and accomplishment of the expert system for selecting the method of gas drainage in coalfield

The application research about the coal and coal seam gas technology in Jinmei Group;

Inquiry into gas mining with ultrashort radial radial system;