The device has cooling bodies (102) arranged adjacent to each other and comprising a cooling channel (106) i.e. tube, and a form-fit structure, which is provided at oppositely lying boundary areas or side surfaces. The cooling bodies are connected with eac...

A heat exchanger (100) for cooling a fuel cell (10) is provided with multiple fins (132), multiple tubes (131) which are laminated and separated from each other by the fin (132), and at least two tanks (110, 120) which are communicated with the tubes (131)...