Evaluation of the Alberta Tar Sands


R. C. Sah, A. E. Chase, L. E. Wells, Schlumberger



words. Illustrations may not be copied. The abstract should contain conspicuous acknowledgment of where and by whom the paper is presented. Publication elsewhere after publication in the JOURNAL OF PETROLEUM TECH- NOLOGY or the SOCIETY OF PETROLEUM EN- GINEERS JOURNAL is usually granted upon request to the Editor of the appropriate journal provided agree- ment to give proper credit is made.