References
- Bartle , K. D. , Martin , T. G. and Williams , D. F. 1975 . Fuel , 54 , 226 .
- Calimli , A. and Olcay , A. 1982 . Separation Sci. and Technol. , 17 , 183
- Demirbas , A. 1992. Fuel Science and Technology Int'l , 9, 425.
- Demirbsa , A. 1994 . Fuel Science and Technology Int'l , 12 , 417
- Marton , R. and Granzow , S. G. 1982 . PCT Int. , WO8201, 568, ccl. 21c3/02 (International patent).
- Nakano , J. and Darma , H. 1976 . Pulp Technology Corp. Mag. , 30 ( 12 ), 50 .
- Paul , P. F , and Wise , W. S. 1971 . “ The Principle of the Extraction ” Miles and Boom , London .
- Pehlivan , D. and Olcay , A. 1994 . Fuel Science and Technology Int'l , 12 , 375 .
- Singh I. D. , Ramaswamy , V. , Kothiyal , V. , Brower , L. and Severin , D. 1992 , Fuel Science and Technology Int'l , 10 , 267 .