发明名称 METHOD OF OBTAINING A 18 CARACTS 3N GOLD ALLOY
摘要 The invention relates to a method for the galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including gold metal, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, the alloy metals being copper metal and silver metal allowing a mirror-bright yellow gold alloy to be deposited on the electrode characterized in that the bath respects a proportion of 21.53% gold, 78.31% copper and 0.16% silver. The invention concerns the field of galvanic depositions.
申请公布号 US2012247968(A1) 申请公布日期 2012.10.04
申请号 US201213427558 申请日期 2012.03.22
申请人 FOELICHER THOMAS;HENZIROHS CHRISTOPHE;PLANKERT GUIDO;THE SWATCH GROUP RESEARCH AND DEVELOPMENT LTD 发明人 FOELICHER THOMAS;HENZIROHS CHRISTOPHE;PLANKERT GUIDO
分类号 C25D3/62 主分类号 C25D3/62
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