CPC Main Group
F24F 8/00 Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
10 direct subcodes
Child Classifications
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- F24F 8/10 by separation, e.g. by filtering
- F24F 8/20 by sterilisation
- F24F 8/30 by ionisation
- F24F 8/40 by ozonisation (for sterilisation F24F8/26)
- F24F 8/50 by odorisation
- F24F 8/60 by adding oxygen
- F24F 8/70 by removing radon
- F24F 8/80 Self-contained air purifiers
- F24F 8/90 Cleaning of purification apparatus
- F24F 8/95 specially adapted for specific purposes