Device for manufacturing optical fiber preforms

Details Device for manufacturing optical fiber preforms Device for manufacturing optical fiber preforms

1986-10-09

1988-09-13

Lacey, David L.

Glass manufacturing

Processes

With shaping of particulate material and subsequent fusing...

65144, 118718, 118730, C03B 2304, C03B 1906, C23C 1600

Patent

active

047706821

ABSTRACT:
In the P.C.V.D. process in principal the quartz tube need not be rotated during the deposition of the glass layers. However it has been found in practice that an improvement in the quality of the glass fibers can be obtained if the quartz tube is rotated regularly over an angle of 360.degree.
. n is preferably equal to an integer from 2 to 12.

REFERENCES:
patent: 3982916 (1976-09-01), Miller
patent: 4312653 (1982-01-01), Schneider et al.
patent: 4314833 (1982-02-01), Kuppers
patent: 4316430 (1982-02-01), Jolly et al.
patent: 4457770 (1984-07-01), Faure et al.
patent: 4508053 (1985-04-01), Eriksson
patent: 4528009 (1985-07-01), Sarkar

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