IPC Subgroup
F04D 13/12 Combinations of two or more pumps
Introduced: September 1968
Last revised: January 2006
Full Title
Pumping installations or systems > Combinations of two or more pumps
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- Subclass:
- NON-POSITIVE-DISPLACEMENT PUMPS
1 direct subcode
Child Classifications
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- F04D 13/14 the pumps being all of centrifugal type