Silver free, low gold-noble metal alloys for firing of dental po

Details Silver free, low gold-noble metal alloys for firing of dental po Silver free, low gold-noble metal alloys for firing of dental po

1979-01-17

1979-12-18

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75134T, 75134B, 75165, 75172G, 75172R, C22C 502, C22C 500

Patent

active

041792866

ABSTRACT:
A silver free, low gold, noble metal alloy for firing on dental porcelain is prepared consisting of 30 to 55% gold, 30 to 60% palladium, 1 to 12% tin, 0 to 10% indium, 0.1 to 3% germanium, and 0.05 to 1% rhenium and/or 0.05 to 1% ruthenium.

REFERENCES:
patent: 3134671 (1964-05-01), Prosen
patent: 3666540 (1972-05-01), Burnett
patent: 3667936 (1972-06-01), Katz
patent: 3716356 (1973-02-01), Burnett
patent: 3819366 (1974-06-01), Katz
patent: 3981723 (1976-09-01), Tuccillo
patent: 4123262 (1978-10-01), Cascone

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