Colorless inorganic glass
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United States of America Patent
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Jul 16, 2002
Grant Date -
N/A
app pub date -
Feb 11, 2000
filing date -
Feb 12, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The object of the present invention is colorless inorganic glasses, as well as products manufactured from said glasses. Said glasses are of the type containing copper halides or copper cadmium halides and having a sharp optical absorption cutoff between 370 nm and 425 nm essentially having the composition below, expressed in cationic percentages:
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