How to Refine Precious Metals - Hydrometallurgy: Part 1- Leaching 

Great information chart and video. Thanks

Very nice and informative video ! Thanks

Thank you for your kind words. Feel free to share on your sites as we are an international organization with a mission to provide a forum for the exchange of information and technology of precious metals.

Flexicone new leaching technology. For the processing of refractory gold-bearing refractory and sulfide ores, Flexicone has developed a unique enrichment technology. The technology includes the processes of ultrafine grinding and oxidation of sulphides, extraction of released gold and platinum group metals by centrifugal concentrators and leaching of gold, silver and palladium.

Nice

سلام استاد استاد بهترین درصد دو اسید نیتریک وکلریدریک برای اکولوژیا که تمام طلا را به محلول بیاره چقدره متشکرم.

What is role of rotary evaporator in this process you show??

Part 2 is the continuation of this video which shows the concentration and purification hydrometallurgical steps. It can be seen at How to Refine Precious Metals- Hydrometallurgy: Part 2 Concentration and Purification

What happens to the nitric and hydrochloric acids after they are spent? Interesting. Are there newer cleaner methods and technology that can do it faster?

I am intrested