Shell Oil Comapny

Stanley Lane Walker

Peter R Harvey

An apparatus is disclosed for thermal desorption of contaminants from contaminated material, the apparatus including: a plurality of first insulated boxes, each insulated box, defining a volume effective for holding contaminated material, and each insulated box defining an opening at the top of the insulated box; at least one top effective to fit on the opening at the top of the insulated box and each top defining a pattern of heater orifices; a plurality of heaters, the heaters being insertable into the volume for holding contaminated material, through the heater orifices defined by the top; and a vapor extraction system effective to-remove vapors from within the volume for holding contaminated material.

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Fresno, TX, United States of America

Stanley Lane Walker