Patent ID: 11906251
Assignee: W. SCHOONEN BEHEER B.V.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 6:
7. A heat exchanger for a heat pump, comprising
a chamber for a working fluid; and
a wall for heat exchange between the working fluid in the chamber and a substance in a space on the opposite side of the wall,
said chamber comprising a structure of a filling material that is substantially non-absorbent with respect to the working fluid,
said structure defining a plurality of channels for the working fluid, said channels at least partly being bound by the wall separating the chamber from the space,
said channels providing passage for the working fluid from an inlet of the chamber to an outlet of the chamber,
wherein the material comprises sand or quartz or grit or a polymer or a thermoplastic polymer of the group: polyoxymethylene copolymer, POM-C, or a polyoxymethylene homopolymer, POM-H.