| 摘要 |
<p>A soil surface remediation apparatus useful for decontamination of oil or chemical spill sites and toxic waste-containing sites comprises a soil treatment apparatus (Fig. 4 and 5) mounted on a mobile trenching machine tractor (10) which excavates trenches in a contaminated site to remove contaminated soil to the surface apparatus where the soil is decontaminated and is immediately replaced into the excavated trench in a continuous operation. Hydrocarbons or other useful by-products such as precious metals may be recovered from the soil. Both deep trenching and shallow trenching embodiments are disclosed.</p> |
