Device for the manufacture of flat glass sheet with improved cha

Details Device for the manufacture of flat glass sheet with improved cha Device for the manufacture of flat glass sheet with improved cha

1996-09-06

1998-07-21

Czaja, Donald E.

Glass manufacturing

With fluid support for article or preform

Gaseous support

651821, C03B 3500

Patent

active

057829497

ABSTRACT:
A flat glass sheet is formed using the float process. Before annealing of glass carried on rollers, the glass is conveyed by a fluid bed formed by a mixture of gasses, in order to cool the glass to approximately 600.degree. C. before it reaches an annealing lehr.

REFERENCES:
patent: 3506422 (1970-04-01), Walters
patent: 3776712 (1973-12-01), Wilde
patent: 3961120 (1976-06-01), Hearn et al.
patent: 4081260 (1978-03-01), Glikman et al.
patent: 4293594 (1981-10-01), Yoldas et al.
patent: 4525194 (1985-06-01), Rudoi
patent: 5093196 (1992-03-01), Hecq et al.
Soviet Inventions Illustrated, Section Ch, Week 8311, 27 Apr. 1983, Derwent Publications Ltd., London, GB; Class LO1, An 83-26827K & SU-A-556 592 (Sarat Cons Glass), 7 Sep. 1982 * abstract *.
Soviet Inventions Illustrated, Section Ch, Week 8318, 15 Jun. 1983, Derwent Publications Ltd., London, GB; Glass LO1, An 83-43398K & SU-A-230 393 (Sarat Glass Res Ins), 30 Aug. 1982 * abstract *.

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