Copper-free gold alloy composition

Details Copper-free gold alloy composition Copper-free gold alloy composition

1988-09-30

1989-09-12

Rutledge, L. Dewayne

Alloys or metallic compositions

Containing over 50 per cent metal but no base metal

C22C 3000

Patent

active

048658090

ABSTRACT:
A gold colored, tarnish and corrosion resistant copper free allow is disclosed usable for jewelry, dental purposes and the like. The alloy consists essentially of 8 to 20 percent Gold, 22 to 26 percent Indium, 22 to 28 percent Palladium, and the balance is essentially Silver.

REFERENCES:
patent: 1987451 (1935-01-01), Taylor
patent: 4411863 (1983-10-01), Otsuka et al.

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