Glass manufacturing – Processes – Devitrifying glass or vitrifying crystalline glass
Patent
1993-08-16
1996-01-16
Lacey, David L.
Glass manufacturing
Processes
Devitrifying glass or vitrifying crystalline glass
65 601, 65102, 65111, 427540, 4273722, 428 67, 501 69, C03B 3202, C03C 1700, C03C 3085
Patent
active
054844673
ABSTRACT:
Process for the production of decorative glass ceramic articles, the design being sunk entirely or partially into the surface of the glass ceramic, wherein the surface, to be decorated, of the not-yet ceramed base glass is connected as the anode of the region of its glass transition temperature Tg up to Tg+100.degree. C. and a current is allowed to flow evoking an alteration of the surface of the base glass, and wherein the current is permitted to flow until the surface has been altered to a desired depth.
REFERENCES:
patent: 3775154 (1973-11-01), Grego et al.
patent: 3785792 (1974-01-01), Plumat
patent: 3816161 (1974-06-01), Buckley
patent: 4277522 (1981-07-01), Dorfeld
patent: 5212122 (1993-05-01), Pannhorst et al.
patent: 5269826 (1993-12-01), Leroux et al.
Kingery et al, "Introduction to Ceramics, Second Edition", 1976, pp. 92-93.
Askeland, D. R., "The science and Engineering of Mateials", 1984, pp. 474-475.
Schott Guide to Glass, p. 108 (1983).
British Patent Application No. 9209873.0, filed May 7, 1992.
Cover page of EP 0 220 333, published Mar. 21, 1990.
Becker Otmar
Borens Manfred
Kristen Klaus
Leroux Roland
Nass Peter
Griffin Steven P.
Lacey David L.
Schott Glaswerke
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