IPC Subgroup
C03C 8/1 containing lead
Introduced: January 1985
Last revised: January 2006
Full Title
Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions > Frit compositions, i.e. in a powdered or comminuted form > containing lead
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 8/12 containing titanium or zirconium