Studying of the Mechanism of the Cross-Linked Polymer Compositions Efficiency

IOR-99 STUDY OF UTILIZATION MECHANISM OF CROSS-LINKED POLYMERIC COMPOSITIONS TELIN A.G. ISMAGILOV T.A. KHLEBNIKOVA M.E. SINGIZOVA V.H. YUKOS Ufa branch of “UganskNIPIneft” Ltd. Revolutsionnaya str. 96/2 450078 Ufa Russia phone: (3472)52-30-33 e-mail: [email protected] The use of polymers of the acrylamide series for the reservoir recovery enhancement has gone through several phases in its more than 30-year history and is nowadays one of the most effective and reliable stimulation methods. Initially a wide use was made of polymer flooding and the mechanism of its effect on the stratal system consisted in the increase of water viscosity decrease of its mobility and