DIFF Main Group
C03B 27/00 Tempering glass products
Introduced: September 1968
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
Navigate with arrow keys, Enter to open
- C03B 27/004 by bringing the hot glass product in contact with a solid cooling surface, e.g. sand grains since 1990 IPC+CPC Available in IPC and CPC
- C03B 27/008 by using heat of sublimation of solid particles since 1990 IPC+CPC Available in IPC and CPC
- C03B 27/012 by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling (C03B27/008, C03B27/016 take precedence) since 1990 IPC+CPC Available in IPC and CPC
- C03B 27/016 by absorbing heat radiated from the glass product since 1990 IPC+CPC Available in IPC and CPC