MULTIBELT FLUIDIZED BED DRIER Russian patent published in 2008 - IPC F26B17/00 

FIELD: microbiology, food, chemical and other industries.

SUBSTANCE: proposed drier designed for drying dispersed materials has moist material charging device, drying chamber, furnace and turbogas blower. Drier housing is made in form of rectangular parallelepiped with at least two boxes arranged in housing one the over the other and formed by partitions in cross and longitudinal directions. Upper plane of each box is formed by support grills and lower plane, by perforated belts of at least two belt conveyors with rollers. Fluidizing heat carrier is delivered from furnace with mixing chamber into box and directed from said box along narrowing channels, formed by inclined straps arranged under each box, under belts and support grills, and moist material from hopper arranged in upper right-hand part of housing is delivered to belt of upper conveyor. Dry product is discharge through branch pipe in lower left-hand part of housing to belt of lower conveyor, and then to conveyor for dry material. To transfer material from one conveyor to the other, tilted baffle plates are provided in housing. Waste air is removed through dust cleaning system.

EFFECT: increased capacity of drier.

3 cl, 2 dwg