Tube nest for heat exchangers, and modular elements for said nest consisting of thermoplastic tubes, and process for manufacturing the modular elements and the tube nests

摘要

A modular element for heat exchangers with thermoplastic tubes consisting of a plurality of tubes connected to one another by spacers located at intervals allowing the mutual tape-like positioning of the tubes, a tube nest consisting of a plurality of such modular elements, and a process for making the modular elements and the tube nests.