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PCE
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DIFF Subgroup
B22F 12/50

Means for feeding of material, e.g. heads

Introduced: January 2021

Full Title

Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices > Means for feeding of material, e.g. heads

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

IPC defines codes here since 2021.

Child Classifications

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  • B22F 12/52 Hoppers since 2021 IPC+CPC Available in IPC and CPC
  • B22F 12/53 Nozzles since 2021 IPC+CPC Available in IPC and CPC
  • B22F 12/55 Two or more means for feeding material since 2021 IPC+CPC Available in IPC and CPC
  • B22F 12/57 Metering means since 2021 IPC+CPC Available in IPC and CPC
  • B22F 12/58 for changing the material composition, e.g. by mixing since 2021 IPC+CPC Available in IPC and CPC