CM-PATRA / record

A selective and efficient process for the extraction of noble metal ions from complex mixtures

Publication

WO-2023214425-A1 on Google Patents

Filed / published / granted

2023-04-25 / 2023-11-09 / n/a

Offices

WO

Applicants

IIT Madras (IN, academic)

Minerals

Gold / Silver (not on list)

Stages

Hydrometallurgy (leaching, solvent extraction)

CPC

C22B3/24, C22B11/04, C22B61/00

Abstract (first 170 chars)

The present invention relates to a highly cost-effective and sustainable method of gold extraction in which aqueous Au3+ is precipitated selectively as it's complex w