Patent ID: 7182282

Claim:
A fluid bed granulation apparatus comprising: a container, wherein a fluid bed of seeds and granules of the chosen substance to be granulated is obtained; a device for feeding continuously said seeds in said fluid bed; a fluidification and support system of the fluid bed; and at least a distributor device for a flow of granules growth liquid substance, wherein said distributor device comprises one or more supplying nozzles for said liquid substance comprising a first duct, with substantially rectilinear axis and with a predetermined diameter, wherein said duct has an end portion including a supply opening and made of at least two subsequent segments, said two subsequent segments comprising a first cone-shaped segment converging on said axis and a second cone-shaped segment diverging from said axis and ending in said supply opening, and a second duct extending co-axially inside said first duct, with which it forms an annular space, said second duct having a supply end extended and ending inside said first cone-shaped segment of said first duct.