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Vapor-extraction system for removing hydrocarbons from soil

  • US 5,360,067 A
  • Filed: 05/17/1993
  • Issued: 11/01/1994
  • Est. Priority Date: 05/17/1993
  • Status: Expired due to Fees
First Claim
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1. A process for performing soil remediation comprising the steps of:

  • burning a hydrocarbon fuel at a fire well at a first location to produce combustion gasses and injecting the combustion gasses below grade with said fire well;

    withdrawing gaseous vapors with an extraction well at a second location; and

    reinjecting said gaseous vapors into said fire well at said first location.

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