Patent ID: 8034298

Claim:
A fluid bed reactor, comprising: a housing; a plurality of trays disposed within the housing; at least one motor operatively connected to the plurality of trays, wherein the motor rotates the plurality of trays; at least one wiper associated with the plurality of trays which directs product on a top surface of a respective tray down through at least one radial slot in each respective tray as each respective tray is rotated by the motor; and at least one fan configured to supply a gas to the plurality of trays; wherein each tray of the plurality of trays at least partially comprises a perforated material; wherein each tray of the plurality of trays is supplied the gas individually via a coupling from the at least one fan such that the gas is permitted by the perforated material to flow up out of the top surface of the tray; and wherein the flow of the gas out of the top surface of each tray of the plurality of trays at least partially fluidizes product on the top surface of each tray.