Process and apparatus for producing optical-fiber preforms for m

Details Process and apparatus for producing optical-fiber preforms for m Process and apparatus for producing optical-fiber preforms for m

1987-03-25

1988-03-01

Lindsay, Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 312, 65DIG16, 65 111, 350 9634, 427163, C03B 37018

Patent

active

047283505

ABSTRACT:
The process employs solid-state halides heated at high temperature, under pressure conditions necessary to their vaporization, and obtains their condensation to a solid state on the internal surface of a glass tube, which, after collapsing, forms the preform.

REFERENCES:
patent: 3971645 (1976-07-01), Bachmann et al.
patent: 4253863 (1981-03-01), Iyengar
patent: 4278459 (1981-07-01), Partus
patent: 4597787 (1986-07-01), Jacobson
patent: 4610708 (1986-09-01), Sarhangi et al.
patent: 4666247 (1987-05-01), MacChesney et al.
patent: 4666486 (1987-05-01), Hutta
Michael A. Soderstrand, Active R Ladders: . . . IEEE Transactions . . . , Dec. 1978.
Okoshi et al, Computation of Bit-Error Rate . . . Journal of Opt. Comm., 1981.
Tran et al., Fluoride Glass Preforms . . . , Electronics Letters, Jul. 1982.
Miyashita et al., Infrared Optical Fibers, IEEE Journal of Quant. E1., Oct. 1982.
David W. Smith, Coherent Fiberoptic Communications, Laser Focus . . . , Nov. 1985.

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