DIFF Subgroup
F24F 8/167 using catalytic reactions
Introduced: January 2021
Full Title
Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying > by separation, e.g. by filtering > by chemical means > using catalytic reactions
No child classifications to compare. This is a leaf node in both IPC and CPC.