1/00 |
Arrangements of installations for producing fresh water, e.g. by evaporation and condensation of sea water |
2/00 |
Arrangements of ventilation, heating, cooling, or air-conditioning (for vehicles in general B60H; ventilating for cleaning tanks B63B 57/04; for underwater vessels, e.g. submarines, B63G 8/36) |
2/02 |
Arrangements of ventilation, heating, cooling, or air-conditioning (for vehicles in general B60H; ventilating for cleaning tanks B63B 57/04; for underwater vessels, e.g. submarines, B63G 8/36) Ventilation; Air-conditioning |
2/04 |
Arrangements of ventilation, heating, cooling, or air-conditioning (for vehicles in general B60H; ventilating for cleaning tanks B63B 57/04; for underwater vessels, e.g. submarines, B63G 8/36) Ventilation; Air-conditioning of living spaces |
2/06 |
Arrangements of ventilation, heating, cooling, or air-conditioning (for vehicles in general B60H; ventilating for cleaning tanks B63B 57/04; for underwater vessels, e.g. submarines, B63G 8/36) Ventilation; Air-conditioning of engine rooms |