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Classification
B63J
ClassID:
71727
⎘
B63J - CPC Classification
Classification description:
Sub-classes:
B63J1/00 »
Arrangements of installations for producing fresh water, e.g. by evaporation and condensation of sea water
27
B63J2/00 »
Arrangements of ventilation, heating, cooling, or air-conditioning
14
B63J3/00 »
Driving of auxiliaries
41
B63J4/00 »
Arrangements of installations for treating waste water, sewage, , or for preventing environmental pollution not otherwise provided for
29
B63J99/00 »
Subject matter not provided for in other groups of this subclass
216