Patent ID: 9273905
Filing Date: 2016-03-01
CPC Classification: B01D,B01J,C01B,F23J,F27D

Claim Text:
1. A deacidification apparatus comprising a deacidification furnace, wherein the upper, middle and lower portions of the deacidification furnace are respectively called as a furnace upper section, a furnace middle section and a furnace lower section, wherein a gas-solid mixture inlet, a exhaust outlet and a filtered air port are provided in the furnace upper section, a product outlet is provided in the furnace lower section, a filter is mounted in the furnace upper section, and the gas-solid mixture inlet, the exhaust outlet and the filtered air port are all communicated with the filter, the filtered air port is connected with a gas pulse device and a vacuum device via a three-way connecting device; the exhaust outlet is communicated with atmosphere or the vacuum device; an assisted heating system is provided in the furnace middle and lower sections, and a superheated vapor inlet and a high temperature air inlet are provided in the furnace middle section.