Patent ID: 7601307

Claim:
A contaminated gas treatment apparatus comprising: an inlet for contaminant gas, a heater compartment connected to the first inlet, one or more heaters surrounding the outer perimeter of the heater compartment for heating the contaminant gas, a movable cleaner mounted in the heater compartment, the cleaner having one or more cleaning surfaces adjacent to the one or more heaters, wherein the cleaner is movable back and forth along lengths and outer surfaces of the one or more heaters, openings through the cleaner parallel to the one or more heater walls allowing flow of gas through the cleaning plate, a receiver region below the one or more heaters receiving heated gas, a filter holder adjacent the receiver region, a filter in the filter holder removing solid particulates from the gas, an outer chamber adjacent the filter and surrounding the heater compartment flowing the gas through the chamber, and an exhaust connected to the outer chamber for removing gas from the chamber.