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refinery of gold process

  • GOLD REFINING PROCESS YouTube

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    Jan 08, 2013· Refining companies receive doré bars, as well as scrap gold, and reliquefy the metal in a furnace. Workers add borax and soda ash to the molten metal, which separates the pure gold

    Author: Rajesh Kumar V
  • Gold processing Britannica.com

    Refining. Gold extracted by amalgamation or cyanidation contains a variety of impurities, including zinc, copper, silver, and iron. Two methods are commonly employed for purification: the Miller process and the Wohlwill process.

  • About Us : Our Company Rand Refinery

    Rand Refinery Limited is one of the world's largest gold refineries. It refines most of Africa's gold and serves the world gold market.

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  • Gold extraction Wikipedia

    Gold extraction refers to the processes ... that an industrial process was developed. The expansion of gold mining in the Rand of South ... Gold refining and ...

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