Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
Neuerungen an dem durch das Patent Nr. 6641 geschützten polygonalen, mit Rostfeuerung versehenen und für ununterbrochenen Betrieb geeigneten Kalk-, Ziegel- und Cementofen