| 20080264615 | Device for Extracting Heat from Gas and for Recovering Condensates - A device for extracting heat from gas, particularly combustion gas, containing dust and/or condensable substances, for recovering condensates, and including at least one heat exchanger including a shell having a symmetry of revolution surrounded by a cooling jacket. The device includes an opening for passage of a surfactant for treating the internal surface of the shell, the shell including at least one mechanism creating a substantially helicoid rotating gas stream in at least part of the shell. | 10-30-2008 |
