Patent ID: 6065469
Filing Date: 2000-05-23
Classification: C10C,E01C

Abstract:
An emission control system for an asphalt kettle comprising:a) a hood attached to the asphalt kettle, the hood including sides and a front, the hood covering a melting chamber housed within the asphalt kettle and moveable to a condition opening the kettle, the asphalt kettle comprising at least one windshield projecting upward from the kettle along a side of the hood to shield the kettle when the hood is moved to the condition opening the kettle;b) a duct having a first end and a second end, the first end of the duct connected to the hood;c) an afterburner device separate from the asphalt kettle, the afterburner device comprising:1) an inlet connected to the second end of the duct;2) a combustion chamber communicating with the inlet and housing a burner, the combustion chamber including an air port having an outlet end positioned proximate to the burner; and3) a fan for drawing fumes from the duct into the combustion chamber, such that fumes emanating from the melting chamber are pulled by the fan through the duct into the inlet and then pushed by the fan into the combustion chamber.