DIFF Main Group
B22C 9/00 Moulds or cores (uniquely adapted to particular casting processes B22D); Moulding processes
Introduced: September 1968
Title
Titles differ between systems:
IPC: Moulds or cores; Moulding processes
CPC: Moulds or cores (uniquely adapted to particular casting processes B22D); Moulding processes
Full Title
Full titles differ between systems:
IPC:
Moulds or cores; Moulding processes
CPC:
Moulds or cores (uniquely adapted to particular casting processes B22D); Moulding processes
IPC and CPC are identically structured here. All 8 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B22C 9/06 Permanent moulds for shaped castings (moulds for ingots B22D7/06) +6 CPC IPC+CPC Available in IPC and CPC
- B22C 9/08 Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates +4 CPC IPC+CPC Available in IPC and CPC
- B22C 9/10 Cores; Manufacture or installation of cores +5 CPC −1 IPC IPC+CPC Available in IPC and CPC
- B22C 9/12 Treating moulds or cores, e.g. drying, hardening +2 CPC −1 IPC IPC+CPC Available in IPC and CPC
- B22C 9/20 Stack moulds, i.e. arrangement of multiple moulds or flasks IPC+CPC Available in IPC and CPC