Patent ID: 7802376
Filing Date: 2010-09-28
Classification: A61K,A61P,B01J,F26B

Abstract:
1. An apparatus for treating particulate material, comprising: a process chamber which is intended for receiving and treating a material, said process chamber having a horizontal bottom which is composed of a plurality of overlapping annular guide plates, which are placed one above the other and between which overlapping annular guide plates annular slots are formed, via which annular slots a process air having an essentially horizontal component motion directed radially outward can be introduced into said process chamber, and an annular-gap nozzle being arranged centrally in said bottom, an orifice of said annular-gap nozzle having orifice gaps oriented in such a way that they spray approximately horizontally with a looping angle of 360° such that a planar spray pancake which runs approximately parallel to a bottom plane can be sprayed, a central feed for a substance arranged above said annular-gap nozzle, said feed having a discharge orifice arranged above said annular-gap nozzle, wherein said feed and said discharge orifice can be adjusted vertically.