CONCENTRATOR Russian patent published in 1995 - IPC

FIELD: chemical technology. SUBSTANCE: concentrator has an evaporation chamber with a heater, and a condensation chamber with cooler. The chambers are interconnected through closed air duct with a fan, are provided with inlet and outlet nozzles and made in the form of apparatus with cyclon/foam device and heat exchanger installed in upper part of each apparatus. The heat exchanger represents a vertical concentric tube bundle placed around a central tube. Lower tube sheet of the bundle is installed over the supply nozzle of the product being processed. Upper tube sheet of the bundle are at the same level as lower bound of the window for air supplying underneath fluid layer of cyclon/foam device is. EFFECT: high efficiency. 2 cl, 2 dwg