Selective
Salt Recovery

Jordproxa - Selective Salt Recovery
Jordproxa - Africa

Sasol

South Africa

A ZLD plant with staged thermal evaporation and crystallisation to produce by-products from an effluent mine water feed, eliminate the need for disposal of mixed salts at a landfill site and make water available for reuse.

Selective salt crystallisation.

Application

  • Desalination purge brine

Objectives

  • ZLD
  • Recover:
    • Sodium sulphate
    • Sodium chloride
    • Calcium/ magnesium sulphate

Key Technology

  • Selective salt crystallisation
  • FCC with optimized MVR