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IPC Subgroup
F04D 17/08

Centrifugal pumps

Introduced: September 1968

Last revised: January 2006

Full Title

Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids > Centrifugal 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

3 direct subcodes

Child Classifications

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  • F04D 17/16 for displacing without appreciable compression
  • F04D 17/18 characterised by use of centrifugal force of liquids entrained in pumps