Stock material or miscellaneous articles – Composite – Of bituminous or tarry residue
Patent
1975-08-11
1976-12-28
Douglas, Winston A.
Stock material or miscellaneous articles
Composite
Of bituminous or tarry residue
428373, 428428, 106 50, 106 52, B32B 1706, G02B 516, C03C 1300, C03C 308
Patent
active
039998363
ABSTRACT:
A boron-free glass composition for use in fiber optics is disclosed. In the field of fiber optics, light is transmitted from one point to another by small diameter fibers. These fibers are composed of a central core surrounded by an outer cladding or sheath. The glass compositions of this invention can be used as the core glass or the sheath glass.
REFERENCES:
patent: 3673049 (1972-06-01), Giffen et al.
patent: 3924927 (1975-12-01), Wolf
patent: 3940278 (1976-02-01), Wolf
Bell Mark
Douglas Winston A.
Overman John W.
Owens-Corning Fiberglas Corporation
Pacella Patrick P.
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