containing aluminium oxide or an iron compound

Full Title

Glass compositions > containing silica > with 40% to 90% silica by weight > containing aluminium oxide or an iron compound

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

Child Classifications

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• C03C 3/085 containing an oxide of a divalent metal