1. Department of Chemical Engineering; King Fahd University of Petroleum and Minerals; 31261 Dhahran Saudi Arabia
2. Jubail Technical Institute; Jubail Industrial Area; Eastern Province, KSA
3. Department of Petroleum Engineering; King Fahd University of Petroleum and Minerals; 31261 Dhahran Saudi Arabia
4. Center for Integrative Petroleum Research; King Fahd University of Petroleum and Minerals; 31261 Dhahran Saudi Arabia
5. Gas Processing Center; College of Engineering, Qatar University; PO Box 2713 Doha Qatar