Patent ID: 8323369

Claim:
Apparatus for treating materials, the apparatus comprising: a main body which includes an elongated retort section having a primary treatment chamber therein; a feed inlet at an upstream end of the retort section; a discharge outlet at a downstream end of the retort section; a material transfer device positioned in the elongated retort section to transfer material through the retort section; a filtering section with a filtering chamber therein which is in communication with the primary treatment chamber to separate particulate matter from gases generated in the retort section, the filtering chamber being disposed laterally with respect to a longitudinal axis of the retort section which extends between the ends of the retort section and being spaced from the upstream end of the retort section an intake zone, located in the filtering chamber and being positioned to receive gas from primary treatment chamber, and a filtering zone; and a baffle plate disposed at the top of the filtering chamber and positioned to facilitate separation of the particulate matter from the gases, and to direct the particulate matter toward the discharge outlet of the retort section.