IPC Subgroup
C03C 3/23 containing halogen and at least one oxide, e.g. oxide of boron
Introduced: January 1985
Last revised: January 2006
Full Title
Glass compositions > Silica-free oxide glass compositions > containing halogen and at least one oxide, e.g. oxide of boron
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- GLASS; MINERAL OR SLAG WOOL
- Subclass:
- CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
1 direct subcode
Child Classifications
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- C03C 3/247 containing fluorine and phosphorus