Waermeaustauschelement aus Werkstoffen mit geringer Waermeleitfaehigkeit und Festigkeit

摘要

Heat-exchanger elements of plastic each of which is preferably produced in one piece by extrusion and consists of a plurality of substantially parallel tubes which are integrally secured to one another by connecting webs. A plurality of such elements may be interconnected by headers so as to form a larger heating unit.