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Publication of CS173801B1publicationCriticalpatent/CS173801B1/cs
C03C—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
C03C3/00—Glass compositions
C03C3/12—Silica-free oxide glass compositions
C03C3/23—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron