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PCE
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DIFF Subgroup
B03D 1/20

with internal air pumps

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Flotation > Flotation machines > with impellers; Subaeration machines > with internal air pumps

CPC:

Flotation (conditioning for flotation, general arrangement of plan B03B) > Flotation machines (devices for feeding measured quantities of reagents B01J4/02; flotation apparatus for enzymology or microbiology C12M1/09) > with impellers; Subaeration machines > with internal air pumps

No child classifications to compare. This is a leaf node in both IPC and CPC.