Alloys or metallic compositions – Platinum base – Rhodium containing
Patent
1988-03-09
1989-02-21
Andrews, Melvin J.
Alloys or metallic compositions
Platinum base
Rhodium containing
420466, 420580, 433207, C22C 504, C22C 3000
Patent
active
048063061
ABSTRACT:
Noble metal alloys are used to produce attachments that can be cast-on, particularly in dental technology, having a melting range above 1500.degree. C. The alloys comprise about 40-70% platinum, about 10-40% palladium, about 5-20% iridium, about 0.5-10% gold, about 0-13 3% silver and about 0-1% each of ruthenium and rhodium.
REFERENCES:
patent: 4155730 (1979-05-01), Biberbach et al.
Groll Werner
Schiwiora Harry
Steinke Rudi
Andrews Melvin J.
Degussa - Aktiengesellschaft
McDowell Robert L.
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