Process for manufacturing cathode ray tube bulbs

Details Process for manufacturing cathode ray tube bulbs Process for manufacturing cathode ray tube bulbs

1977-05-23

1979-05-15

Lazarus, Richard B.

316 3, 316 12, H01J 9227, H01J 920

Patent

active

041544943

ABSTRACT:
In a combined bake and seal process for manufacturing a cathode ray tube, wherein screen baking and panel-funnel seaing are accomplished in a single sealing step, chemical reduction of the panel-funnel seaing glass by organic screen components is suppressed by providing an oxygen-evolving agent within the tube during sealing.

REFERENCES:
patent: 3947608 (1976-03-01), Duinker et al.
patent: 3973975 (1976-08-01), Francel et al.
patent: 4058387 (1977-11-01), Nolziger

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