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PCE
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DIFF Subgroup
B21B 17/06

in a discontinuous process

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling > with mandrel > in a discontinuous process

CPC:

Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling > with mandrel, (B21B17/08 takes precedence) > in a discontinuous process

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