| http://www.w3.org/ns/prov#value | - The added air is then ventilated off at the top.DE 2239098 further describes a drying chamber where the substance to be dried is constantly ventilated with ambient air or other gas.This is also the case with the drying apparatus in GB 2019994 where the products to be dried moves in a downward direction and added gas moves in the upward direction, and the gas and the substance to be dried is consta
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