PIECE OF WATCHMAKING OR JEWELLERY MADE OF AN ALLOY BASED ON GOLD

PIECE OF WATCHMAKING OR JEWELLERY MADE OF AN ALLOY BASED ON GOLD

A timepiece or piece of jewellery or gemstone jewellery made of a zinc-free, germanium-free, nickel-free, cobalt-free, indium-free gold alloy, the alloy containing, in weight percent, between 75% and 77.5% of gold, between 0.5% and 3% of palladium, between 10% and 18% of silver and between 5% and 13...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DUBACH, Alban, KISSLING, Gregory, LAUPER, Stéphane, VINCENT, Denis, VILLARD, Gaëtan
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ALLOYS
BRACELETS
CHEMISTRY
COINS
FERROUS OR NON-FERROUS ALLOYS
HABERDASHERY
HUMAN NECESSITIES
JEWELLERY
METALLURGY
OTHER PERSONAL ADORNMENTS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:A timepiece or piece of jewellery or gemstone jewellery made of a zinc-free, germanium-free, nickel-free, cobalt-free, indium-free gold alloy, the alloy containing, in weight percent, between 75% and 77.5% of gold, between 0.5% and 3% of palladium, between 10% and 18% of silver and between 5% and 13% of copper, wherein the respective percentages of all the alloying elements add up to 100%.