SURFACTANT MIXTURES FOR ENHANCED OIL RECOVERY
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United States of America
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Jan 16, 2025
app pub date -
Jul 11, 2023
filing date -
Jul 11, 2023
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Abstract
A system and a method for making and using an enhanced oil recovery (EOR) fluid. The EOR fluid includes a base fluid, an anionic-nonionic surfactant including one of sodium alkylphenol ethoxylate carboxylate (APEC), sodium alkyl ethoxylate carboxylate (AEC), sodium alkylphenol ethoxylate sulfate (APES), or sodium alkyl ethoxylate sulfate (AES), and a second surfactant including a cationic surfactant including an alkyl pyridine salt.
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