DIFF Main Group
B27N 1/00 Pretreatment of moulding material
Introduced: January 1985
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1985.
Child Classifications
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- B27N 1/02 Mixing the material with binding agent (mixing in general B01F) since 1985 +7 CPC IPC+CPC Available in IPC and CPC