Nickel and Cobalt Electrowinning

Leading commercial technology evolution


Long Life


Cost savings

High performance

De Nora pioneered the innovative supply of mixed metal oxide (MMO) titanium anodes for the nickel and cobalt chloride leach electrowinning process and continuously develops improvements to manufacture innovative and cost-effective coatings for mixed chloride/sulfate electrolytes.
Nickel and cobalt are indispensable materials for cutting-edge electronic technologies, batteries, aerospace applications and for the production of special steel and alloys. Our DSA® anodes continue to be selected by leading refineries and mining companies for the production of high-grade electrolytic cathodes.

We offer anode package structures designed for product sustainability:

  • Proven coating lifetime & stability
  • Durability in handlng and operation
  • High plant current efficiency to produce cathode quality
  • Optimum electrocatalyst utilization
  • Structures suitable for recoating
  • Lower lifecycle cost

Discover more about our offering

Our business model is driven by service and made available to customers and partners through our research and manufacturing infrastructures

  • Laboratory tests for pre-feasibility and feasibility studies
  • Development and optimization of customized De Nora DSA® anode coatings
  • Engineering solutions with De Nora DSA® anodes
  • Pre and post sales technical assistance provided
  • On-site monitoring of residual catalytic activity – preventive maintenance
  • Recoating services

Operating efficiency and product quality are primary areas of focus for De Nora’s research; our expert teams strictly collaborates with customers to identify potential saving opportunities, costs optimisation initiatives and to improve MMO anodes utilization.