1. College of Chemistry and Chemical Engineering Southwest Petroleum University Chengdu Sichuan P. R. China
2. Oil & Gas Field Applied Chemistry Key Laboratory of Sichuan Province Southwest Petroleum University Chengdu, Sichuan P. R. China
3. School Oil & Nature Gas Engineering Southwest Petroleum University Chengdu, Sichuan P. R. China
4. Research Institute of Industrial Hazardous Waste Disposal and Resource Southwest Petroleum University Chengdu, Sichan P. R. China