DIFF Subgroup
B03D 1/1418 Full Title
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)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.