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Publication of BE475832ApublicationCriticalpatent/BE475832A/xx
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
C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags