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DIFF Subgroup
B21J 5/08

Upsetting

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Methods for forging, hammering, or pressing; Special equipment or accessories therefor > for performing particular operations > Upsetting

CPC:

Methods for forging, hammering, or pressing (for working sheet-metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor > for performing particular operations > Upsetting

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