Fluid Bed granulation process, Granulator and Grille for the Fund of the Granulator.

摘要

Claim 1: Fluid Bed granulation process of a substance by default which comprises the steps of: forming a fluidizing Air Flow Through a Predetermined Flow Rate, a fluidized bed of Granules of the substance to be granulated.The FED in the form of Seeds; The fluidized bed with a continuous Flow of a Growth substance; characterized in that it includes the following steps: induce the formation of a Circulatory Movement substantially, with the form of VortexThe Granules of the substance to be granulated by fluidized bed and in that at least a part of said Air Flow Fluidization; and maintain and regulate the Circulatory movement through that part of the fluidizing Air Flow.Claim 1: Fluid Bed Granulator which comprises a substantially rectangular parallelepiped Container (2), equipped with a perforated Bottom (3) between two opposite long side walls (4, 5) and opposite Short side walls (6, 7)Characterized in that the Bottom (3) is equipped with holes (11) distributed in the Bottom (3) with increasing density or spacing from the Wall (4) of the container (2) to (5) of the container Wall opposite.