Glass toughening methods

Details Glass toughening methods Glass toughening methods

1975-02-04

1976-05-11

Kellogg, Arthur D.

Glass manufacturing

Processes

Reshaping or surface deformation of glass preform

65114, 65116, C03B 2700

Patent

active

039559556

ABSTRACT:
A hot glass sheet, which may have been bent to a suitable shape for use in the manufacture of a vehicle window, is heated prior to quenching in a chilling medium such as a chilling liquid, in such a way that the edge of the sheet which first contacts the chilling medium is hotter than the trailing edge of the sheet.

REFERENCES:
patent: 3341313 (1967-09-01), Wheeler et al.
patent: 3365285 (1968-01-01), Richardson
patent: 3701266 (1972-10-01), Chisholm

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