Gold alloy for firing on porcelain for dental purposes

Details Gold alloy for firing on porcelain for dental purposes Gold alloy for firing on porcelain for dental purposes

1978-11-01

1980-08-19

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

433207, C22C 502

Patent

active

042182441

ABSTRACT:
Gold alloys for firing on porcelain for dental purposes are prepared from 80 to 90% gold, 5 to 15% platinum, 0.5 to 10% palladium, 0.5 to 3% rhodium, 0.1 to 3% indium, 0 to 3% tin and optionally 0.1 to 2% tantalum and/or tungsten in place of or in addition to the rhodium.

REFERENCES:
patent: 3413723 (1968-12-01), Wagner et al.
patent: 3666540 (1972-05-01), Burnett
patent: 3716356 (1973-02-01), Burnett
patent: 4062676 (1977-12-01), Knosp

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