Patent ID: 6931754

Claim:
Drying unit ( 1 ) for removing solvent from moist material, comprising at least one drying chamber ( 23 ) having a chamber wall ( 6 ), at least one stand plate ( 2 ) for holding vessels ( 3 ), which are filled with moist material, or flat layers of moist material, the drying chamber ( 23 ) being connected to a condenser ( 22 ) via a vapor passage ( 15 ), the stand plates ( 2 ) being connected to a temperature-regulated heating/cooling circuit, the chamber ( 23 ) having heating/cooling plates ( 4 or 4 ′) which are connected to a second heat-transfer circuit, wherein the heating/cooling plates ( 4 or 4 ′) are spaced away from the chamber wall ( 6 ), and are connected to the chamber wall ( 6 ) by vacuum-tight connectors and form vacuum chambers between themselves and said wall.