Hydro and Electro metallurgy

---

Full operational and Construction Expertise

• Due diligence studies
• Pre-Feasibility Studies & Feasibility Studies
• Organization Readiness Plan



Metallurgical equipment basic Design and recommendations

• Tanks
• Leaching reactors
• Roasting reactors
• SX-EW;
• Solid-liquid separation
• Piping
• Valves/pumps
• Corrosion protection
• Materials of construction



Metallurgical Accounting and Auditing

• Process Flow Diagrams
• P&ID’s
• Salt balance
• Energy demand
• Metsim modelling
• Mass balance
• PIMS
• Comminution and Reclamation
• Roasting
  1. Bed Roasting
  2. Fluid-bed Roasting
• Leaching
• Atmospheric leaching
  1. Agitated leaching
  2. Heap-leaching
• High pressure leaching
• Physical Solutions Purification (Solid/Liquid Separation
  1. Decantation
  2. Counter Current Decantation
  3. Filtration (Sand Filter, Drum Filter, Belt Filter and Press Filter)
  4. Cycloning
  5. Hydrocycloning
• Chemical Solution Purification
  1. Precipitation
  2. Solvent exchange
  3. Ions exchange
• Electrowinning
  • Copper, nickel, cobalt, zinc and gold electrowinning.
• Electro-refining
  • Copper, nickel and gold electrorefining.
• Plants and workers safety
• Mine back-filling
• Tailings dam design and management