Technology of creating a mobile viscoelastic waterproof screen in the well that uncovers an oilwater reservoir
https://doi.org/10.31660/0445-0108-2019-5-72-78
Abstract
The article describes the technology for creating a mobile viscoelastic waterproof screen in the well that uncovers an oilwater reservoir. There are three stages with the following ratio of components, mass. %, based on the completion at the boundary of the oilwater contact. The first portion of the composition is 1 % (wt.) uniflock solution + 5 % (wt.) CuSO4. Then the second portion of the composition is pumped in the following ratio of components, mass. %: 1 % (wt.) uniflock solution + 10 % (wt.) CuSO4 + ETS-32 (volume ratio ETS-32:CuSO4 = 0,33:0,17). At the final stage is the injection of the third portion of the composition in the following ratio of components, mass. %: 2 % (wt.) uniflock solution + 10 % (wt.) CuSO4 + ETS-32 (volume ratio ETS-32:CuSO4 = 0,33:0,17).
About the Authors
D. S. LeontievRussian Federation
Dmitry S. Leontiev, Assistant at the Department of Drilling Oil and Gas Wells
Tyumen
I. I. Kleshchenko
Russian Federation
Ivan I. Kleshchenko, Doctor of Geology and Mineralogy, Academician of the Russian Academy of Natural Sciences, Professor at the Department of Drilling Oil and Gas Wells
Tyumen
G. A. Schlein
Russian Federation
Gennady A. Shlein, Candidate of Engineering, Associate Professor at the Department of Drilling Oil and Gas Wells, Industrial University of Tyumen
Tyumen
A. F. Semenenko
Russian Federation
Anastasia F. Semenenko, Assistant at the Department of Drilling Oil and Gas Wells
Tyumen
E. E. Levitina
Russian Federation
Ekaterina E. Levitina, Candidate of Engineering, Associate Professor at the Department of Development and Exploitation of Oil and Gas Fields
Tyumen
L. V. Dolzhikova
Russian Federation
Lyudmila V. Dolzhikova, Assistant at the Department of Foreign Languages
Tyumen
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Review
For citations:
Leontiev D.S., Kleshchenko I.I., Schlein G.A., Semenenko A.F., Levitina E.E., Dolzhikova L.V. Technology of creating a mobile viscoelastic waterproof screen in the well that uncovers an oilwater reservoir. Oil and Gas Studies. 2019;(5):72-78. (In Russ.) https://doi.org/10.31660/0445-0108-2019-5-72-78