GOLD ALLOY

PROBLEM TO BE SOLVED: To provide a gold alloy which has a low gold content, thus is inexpensive, also has a color tone similar to that of 18-carat gold, further has satisfactory workability, and is suitable as an alloy material for jewelry. SOLUTION: The gold alloy comprises, by mass, 37.5 to <50...

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Bibliographic Details
Main Authors IWATA TETSUHIRO, MIYAMOTO TOMOHISA, KAHATA MASAYUKI
Format Patent
LanguageEnglish
Published 16.02.2006
Subjects
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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Summary:PROBLEM TO BE SOLVED: To provide a gold alloy which has a low gold content, thus is inexpensive, also has a color tone similar to that of 18-carat gold, further has satisfactory workability, and is suitable as an alloy material for jewelry. SOLUTION: The gold alloy comprises, by mass, 37.5 to <50% gold, 6 to 14% silver, 6 to 10% zinc, 0.02 to 3% indium, 0.02 to 3% germanium, and the balance copper. COPYRIGHT: (C)2006,JPO&NCIPI
Bibliography:Application Number: JP20040229611