Method and apparatus for processing heat-softenable fiber formin

Details Method and apparatus for processing heat-softenable fiber formin Method and apparatus for processing heat-softenable fiber formin

1979-02-16

1981-02-10

Lindsay, Jr., Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 2, 65 11W, 65356, C03B 3702

Patent

active

042493986

ABSTRACT:
Method of, and apparatus for, processing heat-softened fiber-forming material comprising a bushing block. The bushing block has a wall defining a passage for accommodating flow of heat-softened material from a supply into a fiber-forming bushing. The bushing block further includes insulating means comprising an insulating space surrounding the wall and a radiation shield surrounding the insulating space.

REFERENCES:
patent: 3331673 (1967-07-01), Bour
patent: 3492104 (1970-01-01), Glaser
patent: 3905790 (1975-09-01), Strickland
patent: 3985530 (1976-10-01), Hynd
patent: 4161396 (1979-07-01), Greene et al.

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