1. Improvement of measuring method for gas pressure of drilling sealed by yellow mud in coal seam;Li;Coal Eng,1994
2. Probe into the problems of meth and drainage in China’s coal mines and its counter measures;Wang;J Jiaozuo Inst Technol,2003
3. Development of KFB hole-sealing pump with cement and condensed slurry in mine;Zhao;Min Saf Environ Prot,1999
4. Research on improving gas drainage’s effect with polyurethane sealing;Chen;Coal Eng,2003
5. New measuring technology of gas pressure in coal seam;He;Rock Pressure Roof Control,2003