Method and apparatus for tempering moving glass sheets

Details Method and apparatus for tempering moving glass sheets Method and apparatus for tempering moving glass sheets

1976-04-23

1977-09-06

Kellogg, Arthur D.

Glass manufacturing

Processes

Utilizing parting or lubricating layer

65104, 65114, 65182A, 65348, C03B 2700

Patent

active

040465438

ABSTRACT:
This invention relates to the tempering of glass sheets, and particularly concerns cooling heat-softened glass sheets sufficiently rapidly to induce a stress pattern through the thickness of the glass of sufficient magnitude to temper the glass sheets with minimum surface deformation in a process where flat glass sheets are conveyed while supported on a gaseous bed.

REFERENCES:
patent: 3223500 (1965-12-01), Misson
patent: 3672861 (1972-06-01), Ritter, Jr. et al.

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