February 12, 1995
Mochizuki, S., BP Exploration Inc.
August 29, 1994
Abou-Sayed, A.S., Thompson, T.W., Keckler, K.
September 7, 1993
W.E. Baumgartner; Jacob Shlyapobersky; I.S. Abou Sayed; R.C. Jacquier
September 1, 1992
R. J. Hallam; E. J. Plekenbrock; A. S. Abou-Sayed; A. M Garon; T. W. Putnam; M. C. Weggeland; K. J. Webb
June 16, 1989
R.Hugo Morales, Ahmed Abou-Sayed and Arfon H.Jones, Terra Tek Inc.
April 5, 1989
Abou-Sayed, A.S., Andrews, D.E., and Buhidma, I.M.
February 1, 1989
Morales, R.H. and Abou-Sayed, A.S.
February 1, 1987
Subramanian, G., Trangenstein, J.A., Mochizuki, S., Shen, E.I-C., Exxon Production Research Co.
October 5, 1986
J.A. Anderson; C.M. Pearson; A.S. Abou-Sayed; G.D. Meyers
October 1, 1986
R.H. Morales; A.S. Abou-Sayed; A.H. Jones; A. Al-Saffar