Patent · US Active

Gold recovery from carbon

US10047412B2 · kind B2 · utility

2Cited by

6References

8Claims

0Family size

Assignee

MINTEK · ZA

Inventors

Volha Yahorava · Randburg, ZA
Volha Bazhko · Randburg, ZA
Martha Hendriette Kotze · Randburg, ZA

Key dates

Filing date	Jan 14, 2016
Grant date	Aug 14, 2018
Priority date	—
Expiry date	Jun 2, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P10/20
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A method of recovering gold from carbon fines in a resin-in-leach process wherein the fines are contacted with an ion exchange resin, in the presence of a suitable lixiviant, to load gold onto the resin, eluting the gold from the resin using a suitable eluent and recovering the gold from a resulting eluate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.