Glass manufacturing – Processes – Forming product or preform from molten glass
Patent
1979-11-07
1981-04-21
Kellogg, Arthur D.
Glass manufacturing
Processes
Forming product or preform from molten glass
65 3R, 65 30R, 65 31, C03B 37025
Patent
active
042630304
ABSTRACT:
In forming an optical waveguide, a method of passing a hydrogen free vapor containing a compound consisting of C,N,O,S, or Se and at least one halogen therewith between a silica core and spaced cladding material prior to heat fusing said core and cladding material together.
REFERENCES:
patent: 2241511 (1941-05-01), Greene
patent: 3980459 (1976-09-01), Tingye Li
patent: 4116653 (1978-09-01), Iruen
Kobayashi Ryuji
Wakabayashi Kuniaki
Brenner Edward J.
Kellogg Arthur D.
Mitsubishi Kinsoku Kabushiki Kaisha
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