Alkali Effect on Alkali-Surfactant-Polymer (ASP) Flooding Enhanced Oil Recovery Performance: Two Large-Scale Field Tests’ Evidence

<div>IFT diagram comparison [<a href="/journals/jchem/2020/2829565/#B80">80</a>]. (a) SASP interface activity, 19 million Dalton polymer; (b) SASP interface activity, 25 million Dalton polymer; (c) WASP interface activity, 25 million Dalton polymer.</div>

Journal of Chemistry

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Figure 8

Figure 8: Alkali Effect on Alkali-Surfactant-Polymer (ASP) Flooding Enhanced Oil Recovery Performance: Two Large-Scale Field Tests’ Evidence 