Heat transfer cylinder
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A heat transfer method and apparatus are disclosed for transferring heat across a cylinder surface, in order to maintain the cylinder surface at a uniform temperature for drying, rolling or otherwise processing a work piece. The apparatus comprises a rotatable cylinder wall with a plurality of heat pipes bent near their evaporator ends and disposed within and around the periphery of the cylinder wall, at least one end wall, and a plurality of hubs interconnecting the cylinder with a drive shaft. The heat transfer cylinder, itself, may comprise a large rotating heat pipe.
Fletcher, Leroy S.; Peterson Jr., George P. (1992). Heat transfer cylinder. United States. Patent and Trademark Office; Texas A&M University. Libraries. Available electronically from