DIFF Subgroup
C03B 32/02 Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Thermal after-treatment of glass products not provided for in groups , e.g. crystallisation, eliminating gas inclusions or other impurities > Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
CPC:
Thermal after-treatment of glass products not provided for in groups , C03B25/00 - C03B31/00 , e.g. crystallisation, eliminating gas inclusions or other impurities; > Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
No child classifications to compare. This is a leaf node in both IPC and CPC.