Method of manufacturing fiber preform for single-mode fibers

Details Method of manufacturing fiber preform for single-mode fibers Method of manufacturing fiber preform for single-mode fibers

1988-12-19

1989-10-24

Kratz, Peter

Glass manufacturing

Processes

Forming product or preform from molten glass

65 311, 65900, C03B 37018

Patent

active

048759180

ABSTRACT:
A method of manufacturing a glass fiber preform in which a quartz glass rod having an outer coating containing chlorine and a core doped for higher refractive index has blown thereon a soot formed by a burner fed with quartz glass raw material and a chlorine group gas undergoing flame hydrolysis. The resulting composite is the heated and fused to collapse.

REFERENCES:
patent: 3933454 (1976-01-01), DeLuca
patent: 4310341 (1982-01-01), Barns et al.
patent: 4599098 (1986-07-01), Sarkar
patent: 4620861 (1986-11-01), Berkey
patent: 4675040 (1987-06-01), Tanaka et al.

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