Patent ID: 9550936
Date: 2017-01-24
CPC Classifications: C09K,E21B,F17D,Y10T

Claim:
1. A method for increasing mobility of heavy oil, the method comprising: disposing a solvating composition comprising a paraffinic solvent and a multifunctional solvent in a heavy oil environment including a heavy oil, the heavy oil comprising asphaltene; contacting the heavy oil with the solvating composition; and stabilizing asphaltene in the heavy oil with the solvating composition to increase mobility of the heavy oil and to form a stabilized heavy oil which includes the heavy oil and solvating composition; wherein the multifunctional solvent comprises an ionic liquid and a surfactant different from the ionic liquid, and wherein the ionic liquid comprises one or more of the following cations: pyrazolium; piperidinium; sulfonium; morpholinium; indolium; thiazolium; benzothiazolium; or cyclopropenylium.