ANGLO AMERICAN COLLIERY , AFRICA FREEZE CRYSTALLISATION OF MINE WATER (ZLD) GLACIER by PROXA: 30 000 tons of high grade salt recovered from mine water by freeze crystallisation THE CHALLENGE Manage both the effluent mine water volumes and excess salt on a major coal mining site, by producing power station grade cooling water, whilst exporting detergent grade salt in a robust ZLD process. . OUR SOLUTION PROXA’s commitment to extracting

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