1. Key Laboratory of Catalysis Science and Technology of Chongqing Education Commission Department of Chemical Engineering Chongqing Technology and Business University Chongqing 400067 China
2. Engineering Research Center for Waste Oil Recovery Technology and Equipment Ministry of Education Chongqing Technology and Business University Chongqing 400067 China
3. Sinopec Chongqing SVW Chemical Co.. Ltd. Chongqing 401254 China