DEVICE FOR DRYING CAPILLARY POROUS MATERIALS Russian patent published in 1997 - IPC

FIELD: drying biological and medical preparations, agricultural products; chemical, light and other industries. SUBSTANCE: acoustic radiator includes piston with rod, sound source and drying chamber located coaxially with it and made in form of sound channel. Containers provided with loading doors and adjustable unloading doors are arranged in this channel vertically at some distance from one another. Vertical walls of containers are made from metal screen whose mesh is lesser than minimum size of particles of material being dried. Length of sound channel greatly increases its transverse sizes. Sound absorber is mounted in outlet section of channel. EFFECT: enhanced efficiency. 2 dwg