Method and apparatus for annealing glass sheets

Details Method and apparatus for annealing glass sheets Method and apparatus for annealing glass sheets

1996-06-26

1998-01-27

Czaja, Donald E.

Glass manufacturing

Processes

Glass preform treating

65118, 65119, 65348, 65349, C03B 2500

Patent

active

057117780

ABSTRACT:
A method and apparatus for annealing glass sheets, in which glass sheets are retained within a frame having edge retaining members. The edge retaining members retain the edges of the glass sheet during the annealing operation, thereby hindering warpage and surface damage of the glass sheet during the annealing process.

REFERENCES:
patent: 1214905 (1917-02-01), Engstrom
patent: 1961036 (1934-05-01), Boyle
patent: 3002321 (1961-10-01), Dunipace et al.
patent: 3147104 (1964-09-01), Dunipace et al.
patent: 3220817 (1965-11-01), Malobicky et al.
patent: 3310273 (1967-03-01), Seymour
patent: 3466706 (1969-09-01), Asano
patent: 3525515 (1970-08-01), Melfi

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