1. School of Chemistry and Chemical Engineering; Southwest Petroleum University; Chengdu People's Republic of China
2. School of Petroleum and Natural Gas Engineering; Southwest Petroleum University; Chengdu People's Republic of China
3. PetroChina Sichuan Petrochemical Co, Ltd; Pengzhou People's Republic of China
4. Sinopec Guangyuan Natural Gas Purification Co, Ltd., Beijing, People's Republic of China