Glass manufacturing – Processes – Forming product or preform from molten glass
Patent
1991-12-23
1993-07-06
Woodard, Joye L.
Glass manufacturing
Processes
Forming product or preform from molten glass
65 93, 65255, C03B 1308
Patent
active
052249786
ABSTRACT:
A hot rolled sheet of glass having impressions impressed in the hot glass by a roller having raised projections. The projections are pyramidal or truncated pyramidal with either a square or hexagonal base. The projections produce craters which are separated from one another by a distance smaller than a largest dimension of the craters. In a variant, non-diffusing areas are inserted adjacent to diffusing zones.
REFERENCES:
patent: 1718824 (1929-06-01), Jungers
Chambard Gerard
Hermant Philippe
Saalburg Guillaume
Saint-Gobain Vitrage International
Woodard Joye L.
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