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SPE 89855 Water Permeability Reduction Under Flow-Induced Polymer Adsorption A.L. Ogunberu, SPE, and K. Asghari, SPE, U. of Regina Copyright 2004, Society of Petroleum Engineers Inc. Introduction This paper was prepared for presentation at the 2004 SPE International Petroleum Conference Oil and gas wells in mature fields suffer from high water in Mexico held in Puebla, Mexico, 7–9 November 2004. production during hydrocarbon recovery. High water This paper was selected for presentation by an SPE Program Committee following review of production represents a serious threat to the quality of the information contained in a proposal submitted by the author(s). Contents of the paper, as presented, have not been reviewed by the Society of Petroleum Engineers and are subject to environment due to water disposal, and is a growing concern correction by the author(s). The material, as presented, does not necessarily reflect any position of the Society of Petroleum Engineers, its officers, or members. Papers presented at in the petroleum industry. Moreover, the production of large SPE meetings are subject to publication review by Editorial Committees of the Society of amount of water results in (a) the need for more complex Petroleum Engineers. Electronic reproduction, distribution, or storage of any part of this paper for commercial purposes without the written consent of the Society of Petroleum Engineers is water-oil separation techniques, (b) a rapid corrosion of well prohibited. Permission to reproduce in print is restricted to a proposal of not more than 300 equipment, (c) a rapid decline in hydrocarbon r