Quenching or tempering by means of a two-phase jet

Details Quenching or tempering by means of a two-phase jet Quenching or tempering by means of a two-phase jet

1984-08-03

1986-03-25

Kellogg, Arthur

Glass manufacturing

Processes

Glass preform treating

65116, 65348, C03B 2702

Patent

active

045781028

ABSTRACT:
The invention relates to thermal quenching or tempering of glass by means of a gaseous jet directed by nozzles.
According to the inventive method, the nozzles are supplied with gas and liquid under a pressure which enables the jet velocity attained at the exit of the nozzles to be at least sonic, said jet being comprised of a mixture of a gas and a finely divided liquid.
In particular the gas may be air and the liquid water.
The invention may be applied to vertical or horizontal quenching or tempering of sheets or other items of glass.

REFERENCES:
patent: 2265308 (1941-12-01), Perry et al.
patent: 2345808 (1944-04-01), Green

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