Glass bead product

Details Glass bead product Glass bead product

1976-04-27

1978-09-12

Kendall, Ralph S.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

65 21, 106 47R, 264 8, 428406, C03B 1910

Patent

active

041139151

ABSTRACT:
An apparatus for making beads and a bead product are provided in the form of a member rotatable about a generally vertical axis having an outer peripheral edge adapted to discharge molten material in the form of pellets as the member rotates, means for creating heat on said member sufficient to maintain a molten layer of material being discharged on the walls of said member and fluid cooling means receiving discharged pellets which may be glassy generally spherical particles as solids or having frothy uniform voids surrounded by a glassy smooth surface or having integral crystalline elements.

REFERENCES:
patent: 2533633 (1950-12-01), Schott
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patent: 3047409 (1962-07-01), Slayter et al.
patent: 3054139 (1962-08-01), Bartholomew et al.
patent: 3104164 (1963-09-01), Osborne
patent: 3149016 (1964-09-01), Tung et al.
patent: 3171827 (1965-03-01), De Vries et al.
patent: 3325341 (1967-06-01), Shannon
patent: 3428514 (1969-02-01), Greer et al.
patent: 3499745 (1970-03-01), Plumat
patent: 3594142 (1971-07-01), Margesson et al.
patent: 3607169 (1971-09-01), Coxe
Baumann, Collecting Antique Marbles, Wallace-Homestead, 1970, pp. 69, 70.

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