1. College of Safety Science and Engineering Liaoning Technical University Fuxin China
2. Key Laboratory of Mine Thermodynamic Disasters and Control of Ministry of Education Liaoning Technical University Huludao China
3. State Key Laboratory of Coal Mine Safety Technology Shenyang Research Institute China Coal Technology & Engineering Group Corp Shenyang China
4. Key Laboratory of Roads and Railway Engineering Safety Control (Shijiazhuang Tiedao University) Ministry of Education Shijiazhuang China