The present application relates to a drying device (100) used for drying a part to be dried (200). The drying device (100) comprises a drying oven (10) having a first surface (11) and a second surface (12). The first surface (11) and the second surface (12...

A coated film drying furnace for drying a coated film inside a furnace body by conveying the coated film therein, the coated film having an absorption spectrum for electromagnetic waves of 3.5 µm or less and having hydrogen bonds, such as an electrode coa...