IPC Subgroup
C03B 40/04 using gas
Introduced: January 1980
Last revised: January 2006
Full Title
Preventing adhesion between glass and glass or between glass and the means used to shape it > using gas
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- GLASS; MINERAL OR SLAG WOOL
- Subclass:
- MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL