DIFF Subgroup
B04C 5/16 with variable-size outlets from the underflow ducting
Introduced: September 1968
Full Title
Apparatus in which the axial direction of the vortex is reversed > Construction of the underflow ducting; Apex constructions; Discharge arrangements > with variable-size outlets from the underflow ducting
No child classifications to compare. This is a leaf node in both IPC and CPC.