CPC A23P 30/00 (2016.08) [F26B 15/18 (2013.01); F26B 21/028 (2013.01); F26B 21/12 (2013.01)] | 20 Claims |
1. A bulk processor for a product, comprising:
a processing chamber having a product inlet and a product outlet;
a conveyor for conveying product through the processing chamber from the product inlet to the product outlet;
a fan for pulling air from below the conveyor and directing the air to a region above the conveyor; and
a heater for heating air circulated by the fan, the heater comprising:
a housing mounted outside of the processing chamber,
a flame tube extending from the housing through a side wall of the processing chamber into an interior of the processing chamber,
openings to allow air intake to the flame tube from outside the processing chamber,
an inner shroud surrounding the flame tube and having peripheral openings, and
an outer shroud surrounding the inner shroud.
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