Process of drawing optical fiber

Details Process of drawing optical fiber Process of drawing optical fiber

1992-08-03

1994-06-14

Lindsay, Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 325, C03B 37023

Patent

active

053206584

ABSTRACT:
There is provided a process of melt drawing an optical fiber from a preform therefor in which a heating furnace comprising a muffle tube inside thereof through which the optical fiber is passed is provided immediately below a melt drawing furnace to further draw the optical fiber while heated, and an interior of the muffle tube is kept in an atmosphere selected from the group consisting of an inert atmosphere, an atmosphere comprising oxygen gas and an atmosphere comprising hydrogen gas.

REFERENCES:
patent: 3782914 (1974-03-01), de Luca
patent: 4304582 (1981-12-01), Aussenegg
patent: 4396409 (1983-08-01), Bailey
patent: 4673427 (1987-06-01), Geissen
patent: 4874415 (1989-10-01), Boniort

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