28 June, 2011
Dry laterite nickel-cobalt pressure acid leach plant and refinery.
Design rate of 45,000 tonnes per annum (tpa) nickel and 3,000 tpa cobalt.
- Maintain and support DCS / PLC / Instrument systems
- Development and trouble shooting across plant areas
- Implementation of sequencing, batch and auto control strategies
- Operator and engineer training
- Process optimisation.
- High-pressure acid leaching
- Natural gas reformer
- H2S sulphide precipitation
- Power generation from steam turbines and gas turbine
- Hydrogen-reduction-based nickel/cobalt refinery
- Organic-based solvent extraction
- Air separation plant
- Oxygen-based sulphide leach
- Miscellaneous materials and process handling system.
- Implementation of process improvement recommendations
- Implementation of advanced sequencing, batch and auto-control strategies.