A method is provided to remove contaminants from contaminated soil. The method may include withdrawing vapors from a vapor extraction well, estimating the amount of water vapor removed from the contaminated soil in the vapors being withdrawn from the vapor extraction well, and applying heat to the contaminated...http://www.google.com/patents/US6951436?utm_source=gb-gplus-sharePatent US6951436 - Thermally enhanced soil decontamination method
