Apparatus for manufacturing optical fiber preform

Details Apparatus for manufacturing optical fiber preform Apparatus for manufacturing optical fiber preform

1996-11-01

1999-03-09

Hoffmann, John

Glass manufacturing

Fiber making apparatus

Having coating or treating means

C03B 37018

Patent

active

058794280

ABSTRACT:
An apparatus for manufacturing an optical fiber preform, comprising a reaction vessel housing a core, combustion burners each arranged such that a flame spurting port thereof is positioned within the reaction vessel so as to generate fine glass particles by a flame hydrolysis reaction, and a discharge unit including a discharge port arranged on a side of the reaction; vessel for discharging the excess fine glass particles which were not deposited on the core and the waste gas out of the reaction vessel, wherein an angle formed between an imaginary plane including the flame spurting port of one of the combustion burners and another imaginary plane including the discharge port of the discharge unit falls within a range of between 0.degree. and 40.degree..

REFERENCES:
patent: 4435199 (1984-03-01), Potkay
patent: 4713107 (1987-12-01), Yoshida
patent: 5211732 (1993-05-01), Abbott
Webster's Ninth New Collegiate Dictionary, 1990 p. 916.

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