DIFF Subgroup
F04D 17/04 of transverse-flow type
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids > having non-centrifugal stages, e.g. centripetal > of transverse-flow type
CPC:
Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (F04D21/00 takes precedence) > having non-centrifugal stages, e.g. centripetal > of transverse-flow type
No child classifications to compare. This is a leaf node in both IPC and CPC.