DIFF Subgroup
C30B 33/02 Heat treatment (C30B33/04, C30B33/06 take precedence)
Introduced: January 1990
Title
Titles differ between systems:
IPC: Heat treatment
CPC: Heat treatment (C30B33/04, C30B33/06 take precedence)
Full Title
Full titles differ between systems:
IPC:
After-treatment of single crystals or homogeneous polycrystalline material with defined structure > Heat treatment
CPC:
After-treatment of single crystals or homogeneous polycrystalline material with defined structure (C30B31/00 takes precedence) > Heat treatment (C30B33/04, C30B33/06 take precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.