Oil recovery process using a treated polymer solution

Details Oil recovery process using a treated polymer solution Oil recovery process using a treated polymer solution

1988-08-31

1989-09-19

Neuder, William P.

Wells

Processes

Distinct, separate injection and producing wells

166274, 252 4553, 524555, E21B 4322

Patent

active

048672394

ABSTRACT:
A polymer solution makeup water containing hydrogen sulfide is pretreated with an oxygenating agent to convert the hydrogen sulfide to an inert compound. The treated water is then mixed with an acrylamide polymer to form a stable polymer solution for oil recovery applications.

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Yang, S. H. and Treiber, L. E., "Chemical Stability of Polyacrylamide Under Simulated Field Conditions", SPE Paper 14232, 60th Annual Technical Conference and Exhibition of the Society of Petroleum Engineers, Las Vegas, NV, Sep. 22-25, 1985.

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