Silver base casting alloy for dental use

Details Silver base casting alloy for dental use Silver base casting alloy for dental use

1981-09-02

1983-01-18

Rutledge, L. Dewayne

Alloys or metallic compositions

Silver base

Copper containing

420587, 420502, 433207, C22C 3002, C22C 506, A61C 1322

Patent

active

043691625

ABSTRACT:
Silver base casting alloys for dental use which have a yellow color. They are useful for the manufacture of crowns, bridges and other dental prosthesis and such dental prosthesis are within the scope of the invention. The dental alloys consist essentially of 40-60% silver, 15-20% indium, 8-15% copper, 0.1-2% nickel, 0.1-2% zinc, from 0-10% gold and/or from 0-30% palladium. The total of gold and palladium content is between 10 and 30%.

REFERENCES:
patent: 1965012 (1934-07-01), Taylor
patent: 3667936 (1972-06-01), Katz

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