PLANT FOR VACUUM DRYING OF MATERIALS Russian patent published in 2003 - IPC

FIELD: drying technique; vacuum drying of liquid, paste-like or flat solid moisture- containing materials. SUBSTANCE: proposed plant includes vacuum chamber partially submerged in reservoir filled with water and water-jet ejector connected with water pump. Water pump inlet and ejector diffuser are communicated with water contained in reservoir and mixing chamber of ejector is connected with space of vacuum chamber through vacuum valve. Located inside vacuum chamber are trays for material to be dried with electric heaters mounted on their lower surface. Vacuum chamber bottom may be provided with fins. EFFECT: enhanced economical efficiency. 2 cl, 2 dwg