Crystallized glass article having a surface pattern

Details Crystallized glass article having a surface pattern Crystallized glass article having a surface pattern

1974-10-10

1976-05-11

McCarthy, Helen M.

Compositions: coating or plastic

Coating or plastic compositions

Marking

65 33, 264125, C03C 322

Patent

active

039559890

ABSTRACT:
A crystallized glass article having a surface pattern like granite, marble or other natural stones, which is formed of a crystallizable glass material and is characterized by the existence of numerous needle-like .beta.-wollastonite crystals in various directions in a surface layer of the article. The crystallized glass article is produced by a heat-treatment of collected small crystallizable glass masses.

REFERENCES:
patent: 3673049 (1972-06-01), Giffen et al.
patent: 3761235 (1973-09-01), Yamanaka et al.
patent: 3841856 (1974-10-01), Bondarev et al.

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