Glass manufacturing – Processes – With shaping of particulate material and subsequent fusing...
Patent
1988-05-02
1990-03-06
Lacey, David L.
Glass manufacturing
Processes
With shaping of particulate material and subsequent fusing...
65 12, 65 13, 65162, 65 183, 65144, 219 1055M, 219 1077, C03B 2304, C03B 3702
Patent
active
049062689
ABSTRACT:
A method for consolidating a porous glass preform is provided in which a preform is placed in a stationary elongated chamber and selected portions of the chamber, distributed along the chamber's length, are sequentially heated above the preform's sintering temperature. In certain preferred embodiments, the chamber is surrounded by an elongated susceptor and the heating is performed by moving an induction heating coil along a path parallel to the longitudinal axes of the susceptor and the chamber.
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Lane Kenneth R.
Prusha Donald L.
Siebold William E.
Corning Incorporated
Johnson Lori Ann
Klee Maurice M.
Lacey David L.
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