Method of making fiber optical preform with pyrolytic coated man

Details Method of making fiber optical preform with pyrolytic coated man Method of making fiber optical preform with pyrolytic coated man

1990-05-14

1991-12-31

Fisher, Richard V.

Glass manufacturing

Processes

Forming product or preform from molten glass

65DIG16, 65900, 65 606, C03C 2502

Patent

active

050768247

ABSTRACT:
A mandrel (12) that is used for supporting a glass soot cylinder during consolidation into anoptical fiber preform is coated by chemical vapor deposition with a material selected from the group consisting of pyrolytic graphite and pyrolytic boron nitride.

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