LU55713A1LU55713ALU55713ALU55713A1LU 55713 A1LU55713 A1LU 55713A1LU 55713 ALU55713 ALU 55713ALU 55713 ALU55713 ALU 55713ALU 55713 A1LU55713 A1LU 55713A1
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LU
Luxembourg
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LU55713A
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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
C03C4/00—Compositions for glass with special properties
C03C4/04—Compositions for glass with special properties for photosensitive glass
C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass