| 摘要 |
<p>The heat exchanger unit for gas-heated devices for heat treatment of foodstuffs has at least one impeller for the circulating of the treatment climate, with at least one gas burner (50) and with at least two heat exchanger tubes (11,13) encompassing the impeller. The combustion chamber (10) is provided with partitions (34). Through the partitions, unsealed communicating chambers are formed in a number which corresponds to the number of heat exchanger tubes which are connected to the combustion chamber.</p> |
