Hydrometallurgy: Leaching in Heap, Vat, CIL, CIP, Merrill–Crowe, SX Solvent Extraction

Hydrometallurgy: Leaching in Heap, Vat, CIL, CIP, Merrill–Crowe, SX Solvent Extraction

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Mercury in Merril Crowe and Gold Room (3 replies)

A
Alex Loutou
6 years ago
Alex Loutou 6 years ago

Dear Collega,

How to manage Mercury in pregnant solution (0.02 ppm) which is became 400-500ppm in the filtered cake.It is problem with environtent.

any suggestion will highly apreciated

regards,

Alex L

T
Todd H
6 years ago
Todd H 6 years ago
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Does it pass TCLP test?

You can add sodium metabisulfite to for sulfide PPT that is stable under TCLP conditions.

Regards

Todd Harvey - Global Resource Engineering http://www.global-resource-eng.com

.999
6 years ago
.999 6 years ago
Like

What other elements are present in the cake and how much cake are we talking about?

J
oro
6 years ago
oro 6 years ago
Like

We have a similar issue with high levels of Hg - but in the head feed (tailings) and need an effective method to remove the Hg as part of a cyanide process.  Head feed process is 10-15 tons x day.  


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