Reductions in the Productivity of Oil & Gas Reservoirs due to Aqueous Phase Trapping by D. Brant Bennion, Mauro F. Cimolal, Ronald F. Bletz, F. Brent Thomas, Petroleum Society of CIM, Paper No. CIM 93-24, p1-10 (13 pages in total with figures and tables), May 1993. |
Properly designed underbalanced drilling fluids can limit formation damages, P. L. Churcher, Fred J. Yurkiw, Ron F. Bietz, D. Brant Bennion, Oil and Gas Journal, Apr. 29, 1996, pp. 50-55. |
Underbalanced Drilling, Praises and Perils, D. Brant Bennion, F. Brent Thomas, Ronald F. Bietz and Douglas G. Bennion, SPE 35242, paper presented at SPE Permian Basin Oil and Gas Recovery Conference, Mar., 1996, Midland Texas, 13 pages. |