Dentures and alloys for use in same

Details Dentures and alloys for use in same Dentures and alloys for use in same

1987-12-11

1989-06-06

McDowell, Robert

Alloys or metallic compositions

Palladium base

Copper containing

420465, 433207, C22C 504

Patent

active

048369845

ABSTRACT:
Palladium alloys consisting of (a) 65 to 85% palladium, (b) 0 to 10% gold and/or 0 to 5% platinum, (c) 0.1 to 10% tin, (d) 1 to 10% gallium, (e) 1 to 12% copper, (f) 0.05 to 1.5% ruthenium and/or 0.05 to 0.7% rhenium as well as (g) 0.01 to 4% tungsten and/or 0.01 to 4% aluminum and/or 0.01 to 4% zinc are use to produce firmly seated and removable dentures. These alloys do not form oxide films when melted in air.

REFERENCES:
patent: 4451639 (1984-05-01), Prasad
patent: 4551302 (1985-11-01), Wagner et al.
patent: 4681735 (1987-07-01), Groll et al.

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