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CHEMICAL ADDITIVES AND SURFACTANT COMBINATIONS FOR FAVORABLE WETTABILITY ALTERATION AND IMPROVED HYDROCARBON RECOVERY FACTORS

  • US 20200131431A1
  • Filed: 10/11/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/26/2018
  • Status: Active Application
First Claim
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1. A modified treatment fluid comprising:

  • a first surfactant, wherein the first surfactant is nonionic, cationic, anionic, zwitterionic, or a combination thereof;

    a wettability altering additive (WEA) comprising an organic salt, an inorganic salt, urea, a urea derivative, a carbamate, ammonia, an amine, an amine salt, a glycol, a glycol ether, an amide, an aldehyde, or a combination thereof; and

    a treatment fluid.

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