Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1984-03-14
1985-07-30
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 57, 501 59, C03C 304, C03C 308, C03C 330
Patent
active
045322236
ABSTRACT:
This invention relates to the production of sodium fluoride opal glasses tinted in a shade lying in the range from "cream-like" to "beige" by an iron-sulfur system, the analyzed quantities of sulfur (S), sulfide ions (S.sup.-2), iron (Fe), and ferric ions (Fe.sup.+3) conforming to the following expressions:
REFERENCES:
patent: 4311529 (1982-01-01), Danielson et al.
patent: 4331769 (1982-05-01), Danielson et al.
patent: 4469799 (1984-09-01), Dumbaugh, Jr.
Barlier Pernette R. M.
Mazeau Jean-Pierre
Bell Mark L.
Corning Glass Works
Janes, Jr. C. S.
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