GREY GOLD ALLOY

A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, copper-free, zirconium-free, niobium-free, chromium-free and manganese-free, including, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 0.5 to 5% of Rh, from 0 to 7% of Pt, and from 0 to 5%...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	VINCENT Denis, Lauper Stephane, Dubach Alban, Karapatis Polychronis Nakis, Kissling Gregory, Villard Gaetan
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS BRACELETS CHEMISTRY COINS FERROUS OR NON-FERROUS ALLOYS HABERDASHERY HOROLOGY HUMAN NECESSITIES JEWELLERY MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES METALLURGY OTHER PERSONAL ADORNMENTS PHYSICS TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, copper-free, zirconium-free, niobium-free, chromium-free and manganese-free, including, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 0.5 to 5% of Rh, from 0 to 7% of Pt, and from 0 to 5% of at least one of the alloying elements Ir, Ru, Ti, In, Ga, B and Re, the respective percentages of all the alloying elements adding up to 100%.