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US 4,790,748 AGranted
Grain drying method and apparatus utilizing fluidized bed
AssigneeGwyer Grimminger
InventorsRobert B. Litt, John M. Corliss
Life of this patent
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Abstract
A grain drying system includes a fluidized bed for burning grain dust. The hot gases produced by the combustion of the grain dust are directed to a cyclone for cleaning and then to a known grain dryer. The ashes or other particles removed from the hot gases by the cyclone are returned to the fluidized bed.
Claims4
A method for drying grain comprising providing a fluidized bed, supplying a flow of air to said fluidized bed, adding grain dust to said flow of air, causing combustion of said grain dust in said fluidized bed, and directing combustion gases from said fluidized bed to a grain dryer.
Dependencies are inferred from the claim text.