B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 44/36 (2006.01) B29C 47/00 (2006.01)
Patent
CA 2666858
An apparatus (1) for the production of foams includes an extrusion apparatus (2) for the plastification of a polymer melt, a heat exchanger (3, 8, 9) for the cooling of the polymer melt, and also a connection piece (4) for the connection of the extrusion apparatus to the heat exchanger (3, 8, 9), wherein the connection piece (4) contains a metering device (5) for the introduction of a foaming agent into the polymer melt.
Fetherstonhaugh & Co.
Sulzer Chemtech Ag
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