Alkaline surfactant polymer flooding shown to improve recovery in very mature oilfield by more than 300%
Green Car Congress
APRIL 26, 2012
The US Department of Energy (DOE) announced that the use of an alkaline surfactant polymer (ASP) flooding technique has successfully improved oil recovery at a 106-year old Illinois field by more than 300%. Polymer is added to protect the chemical slug from early dissipation by the driving water phase. Such surfactants, when.
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