IPC Main Group
F24V 40/00 Production or use of heat resulting from internal friction of moving fluids or from friction between fluids and moving bodies
Introduced: January 2018
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- COLLECTION, PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR
1 direct subcode
Child Classifications
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- F24V 40/1 the fluid passing through restriction means