Method of producing internally coated glass tubes for the drawin

Details Method of producing internally coated glass tubes for the drawin Method of producing internally coated glass tubes for the drawin

1977-09-19

1979-03-20

Newsome, John H.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

65 3A, 65 13, 65 60D, 65DIG7, 427167, B05D 306

Patent

active

041454588

ABSTRACT:
The change in the refractive index across the radius which is important for self-focussing fibre optic light conductors is obtained because in the plasma-activated CVD-method the oxygen content of the gas mixture and/or the temperature of the tube wall is continuously reduced during the coating procedure.

REFERENCES:
patent: 3655438 (1972-04-01), Sterling et al.
patent: 3980459 (1976-09-01), Li
patent: 3982916 (1976-09-01), Miller
patent: 4045198 (1977-08-01), Rau et al.

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