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MacArthur and Forest cyanide process

A process for recovering gold by leaching the pulped gold ore with a solution of 0.2% to 0.8% potassium cyanide, KCN, and then with water. The gold is obtained from this solution by precipitation on zinc or aluminum, or by electrolysis.

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  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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