Extraction of hydrocarbons from hydrocarbon-containing materials and/or processing of hydrocarbon-containing materials

  • US 8,685,234 B2
  • Filed: 02/26/2013
  • Issued: 04/01/2014
  • Est. Priority Date: 09/20/2007
  • Status: Active Grant
First Claim
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1. A method for increasing flowability of viscous or immobile hydrocarbon-containing materials in an underground formation, flow line, or storage tank comprising contacting a hydrocarbon-containing material selected from oil (tar) sands, oil shale, natural gas, petroleum gas, heavy crude oil and/or crude oil with a non-aqueous turpentine liquid in an underground formation, flow line, or storage tank;

  • forming a mixture of non-aqueous turpentine liquid and hydrocarbon-containing material having decreased viscosity; and

    causing said mixture to flow as a one-phase liquid in said underground formation, flow line, or storage tank; and

    wherein said non-aqueous turpentine liquid comprises α

    -terpineol, β

    -terpineol, or a combination thereof.

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