Mould with separating layer for the production of glass objects

Details Mould with separating layer for the production of glass objects Mould with separating layer for the production of glass objects

1979-04-27

1981-09-01

Kellogg, Arthur D.

Glass manufacturing

With means providing parting material

65 23, 65 26, C03B 9347

Patent

active

042869811

ABSTRACT:
A layer consisting of a grinding medium such as corundum, SiC, emery or quartz sand is provided in a mould for the production of glass objects. A portion of this layer sticks to the glass work piece formed in this mould and is used for a subsequent surface processing procedure.

REFERENCES:
patent: 2201049 (1940-05-01), Moore
patent: 2573337 (1951-10-01), Hyde
patent: 3103428 (1963-09-01), Stello et al.
patent: 3244497 (1966-04-01), Gopeland
patent: 4003867 (1977-01-01), Cooper et al.

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