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Composition and Method for Fluid Recovery from Well

  • US 20090281004A1
  • Filed: 04/30/2009
  • Published: 11/12/2009
  • Est. Priority Date: 05/08/2008
  • Status: Active Grant
First Claim
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1. A well treatment microemulsion for use in a subterranean formation comprising:

  • a solvent blend comprising a solvent and a co-solvent;

    a surfactant blend comprising a surfactant, wherein the surfactant blend is able to give formation intermediate wettability properties;

    an alcohol; and

    a carrier fluid;

    wherein the alcohol, the solvent and surfactant blends are combined with the carrier fluid to produce the well treatment microemulsion.

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