| 摘要 |
<p>1. Apparatus for the application or spraying of viscose materials, preferably molten thermoplastic materials, with a discharge nozzle (3), to which the viscose material is fed via separate supply lines and to which a heated gas is fed via a heat exchanger (5) thermally coupled to a heating device (51, 52) characterized in that the heat exchanger contains a gas-permeable sintered metal insert (50), through which the gas is passed.</p> |
