Ornamental composite of a metal alloy surrounding a mineral powd

Details Ornamental composite of a metal alloy surrounding a mineral powd Ornamental composite of a metal alloy surrounding a mineral powd

1983-12-14

1985-10-08

O'Keefe, Veronica

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

428614, 428627, 428632, 428671, 428672, 428673, 428674, 428680, 428545, 351 41, B32B 1502, B32B 1514, B32B 1516

Patent

active

045460493

ABSTRACT:
An ornamental composite material has a covering of an Ni-, Au-, Ag- or Cu-base alloy, and a core of a mineral powder aggregate. A layer of a metal different from the metals of the alloy of the covering can be clad on the inner surface of the covering as needed. The ornamental composite material is preferably used for various parts of a spectacle frame.

REFERENCES:
patent: 3352650 (1967-11-01), Goldstein
patent: 3447913 (1969-06-01), Yntema
patent: 3455662 (1969-07-01), Alexander
patent: 3529655 (1970-09-01), Lawrence
patent: 3535093 (1970-10-01), Sara
patent: 3691623 (1972-09-01), Staudhammer et al.
patent: 3938964 (1976-02-01), Schmidt
patent: 4427746 (1984-01-01), Takamura

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