DIFF Subgroup
B22D 11/116 Refining the metal
Introduced: January 2000
Full Title
Full titles differ between systems:
IPC:
Continuous casting of metals, i.e. casting in indefinite lengths > Supplying or treating molten metal > Treating the molten metal > Refining the metal
CPC:
Continuous casting of metals, i.e. casting in indefinite lengths (metal drawing, metal extruding B21C) > Supplying or treating molten metal (B22D41/00 takes precedence) > Treating the molten metal > Refining the metal
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2000.
Child Classifications
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- B22D 11/117 by treating with gases (B22D11/118, B22D11/119 take precedence) since 2000 IPC+CPC Available in IPC and CPC
- B22D 11/118 by circulating the metal under, over or around weirs (B22D11/119 takes precedence) since 2000 IPC+CPC Available in IPC and CPC