Glass manufacturing – Processes – Forming product or preform from molten glass
Patent
1980-12-29
1982-03-09
Lindsay, Jr., Robert L.
Glass manufacturing
Processes
Forming product or preform from molten glass
65 12, C03B 37025
Patent
active
043187242
ABSTRACT:
The invention relates to apparatus for producing fibers from heat softened mineral material, such as glass. More specifically, this invention relates to an orifice plate for a glass fiber drawing bushing of the type having a flat undersurface and a plurality of orifices formed therethrough with the improvement comprising grooves formed in the undersurface surrounding each orifice. The grooves are spaced from one another such that they not in intersecting relationship.
REFERENCES:
patent: 3574581 (1971-04-01), Strickland et al.
patent: 3979195 (1976-09-01), Strickland
patent: 4032314 (1977-06-01), Coggin
Kim Kwan Y.
Pellegrin Michael T.
Cloutier Philip R.
Hudgens Ronald C.
Lindsay, Jr. Robert L.
Owens-Corning Fiberglas Corporation
Wetmore Kenneth H.
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