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Priority to DD17722974ApriorityCriticalpatent/DD110839A1/xx
Publication of DD110839A1publicationCriticalpatent/DD110839A1/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