Glass manufacturing – Processes – Forming product or preform from molten glass
Patent
1988-06-30
1989-09-05
Lacey, David L.
Glass manufacturing
Processes
Forming product or preform from molten glass
65262, 65 32, 65 182, 65 183, 65 301, C03C 2502
Patent
active
048635014
ABSTRACT:
There is disclosed a method of finishing or smoothing the surface of an optical start rod through the use of plasma heat in an atmosphere which prevents contamination of the rod by residual water. Also there is disclosed a method of fabricating an optical waveguide wherein the start rod has deposited thereon silica soot and which is subsequently consolidated by a plasma.
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Caufield Francis J.
Johnson L.
Lacey David L.
Polaroid Corporation Patent Department
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