Device (I) for coating particulate material comprising a vertical central column (1) a supply means (2) for supplying the device with particulate material to be coated and a discharge means (3) for discharging coated particulate material said discharge means comprising a conveying ramp (4) connected to the central column and a plurality of spraying means (6) for spraying a coating agent. The supply means is arranged at the top of the device and the discharge means at the base of said device and the conveying ramp comprises a plurality of ramp sections arranged one above the other such a way as to define between two successive sections (4a 4b) a drop zone (5) for said particulate material between one and the other of said successive sections. The device ensures that the particulate material is transported thereto without areas of accumulation of said material appearing there as well as a homogeneous coating of said material.
