Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazuo Ogasa0
Date of Patent
July 8, 2008
0Patent Application Number
111310900
Date Filed
May 16, 2005
0Patent Primary Examiner
Patent abstract
A method of manufacturing a hard precious metal alloy member comprising casting a material consisting essentially of a gold alloy, which has a gold content of from 37.50 to 98.45 wt %, and contains gadolinium in an amount of not less than 50 ppm, but less than 1,5000 ppm; subjecting the material to a solution heat treatment; and subjecting the material to an aging treatment after the solution heat treatment.
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