Boyd Willis Email & Phone Number

Brisbane, Qld, Au

Brisbane, Qld, Au

Testwork and scoping study review for a nickel laterite hydromet project, process flowsheet recommendations and concept level capex/opex development. Testwork coordination and pilot plant coordination.PFS coordination for a nitric acid leach flowsheet to produce battery chemicals in the form of high purity nickel sulphate and cobalt sulphate, and high value by-products including HPA.

London, Greater London, Gb

Consultant for the Burra Scandium Project in Central NSW.

London, Gb

Provide advice on a broad range of issues, include budgeting, trade-off studies, investor due diligence issues, performance of the small-scale plant (and how to adapt those results to the planned full scale), etc.

Vancouver, British Columbia, Ca

Technical support for the development of a hydrometallurgical process for producing Nickel Sulfate, Cobalt Sulfate and Copper Cathodes from seafloor polymetallic nodules. Oversight of the metallurgical testwork program.

Consulting services for hydrometallurgical project development and plant design. Nickel laterite specialist, with contributions to more than 30 nickel laterite projects. Expertise in Project Definition, Process Development, process modelling (METSIM), extraction and recovery processes.

Study management, testwork coordination and process development work for a nickel laterite hybrid leach project. Testwork review, process flowsheet recommendations, METSIM modelling and testwork coordination and interpretation.

Perth, Western Australia, Au

Process development work for a nickel laterite hydromet project. Process flowsheet recommendations, project definition, process selection, and testwork supervision and interpretation.

Process flowsheet development assistance and METSIM mass and energy balance modelling.

West Perth, Western Australia, Au

Testwork coordination and process development work for a nickel laterite atmospheric leach project. Testwork review, process flowsheet recommendations and testwork coordination and interpretation.

West Perth, Western Australia, Au

Testwork coordination and process development work for a nickel laterite agitated atmospheric leach project. Testwork review, process flowsheet recommendations and testwork coordination and interpretation.

Mt Hawthorn, Wa, Au

Testwork coordination, flowsheet development and project management for the Owendale Scandium Project, advancing the project from scoping study (2016) to prefeasibility study (2017) and finally to the completion of a positive DFS (Definitive Feasibility Study) in 2018. The project is now awaiting funding.

Technical support for the development of a revolutionary and efficient hydrometallurgical process for extracting Manganese, Nickel, Copper, Cobalt, Molybdenum and other high value products from seafloor polymetallic nodules.

Metro Manila , Ncr, Ph

Review of the Nonoc and Cadig nickel laterite projects. Recommendations for process selection shortlist and flowsheet development testwork. Recommended and monitored preliminary testwork programs. The project may also include scandium recovery from Caron process tailings.

Process development work for a nickel laterite agitated atmospheric leach project. Testwork review, process flowsheet recommendations and testwork supervision and interpretation. Scoping studies completed for a number of project options, including capital and operating cost estimates.

Hydromet Consultant for EMC Metals Corporation's Nyngan Scandium Project, employing batch HPAL for a scandium-rich laterite ore, followed by solid-liquid separation, partial neutralisation and direct SX for scandium. Tasks include process design criteria development, METSIM model development, preparation of block flow diagrams and process descriptions.

Consultant for the Silangan Copper Project, Mindanao, Philippines. Evaluating options for copper and gold recovery from a complex sulphide/oxide ore. Testwork planning and interpretation for atmospheric acid leaching and pressure oxidation (POX) leaching. METSIM modelling of 6 detailed process flowsheet options incorporating Crushing, Milling, Gravity Concentration, Flotation, Pressure Oxidation (POX), Atmospheric Leaching, CCD, SX/EW, Cyanide Leaching.

Process development work for a nickel laterite agitated atmospheric leach project in Western Turkey. At Çaldağ Nikel we have piloted atmospheric leaching, achieving 96-97% nickel extractions at approx 700 kg/t acid consumption. Basic Engineering is now under way for a 250,000 tpa demonstration plant.

Consultant to Metallica Minerals for the SCONI nickel, cobalt, scandium project in North Queensland. Scoping and Prefeasibility Studies, and pilot testwork, for a project employing HPAL for a laterite ore, followed by direct SX for scandium, and various downstream recovery processes for nickel and cobalt including CMN direct SX, resin-in-pulp, and mixed hydroxide precipitation (also considered selective acid leaching, SAL, of the MHP to produce separate nickel and cobalt products).

Lead Process Engineer for a Molybdenum-Rhenium concentrate treatment plant producing ammonium perrhenate and molybdenum oxide.

Client side Study Manager for a Prefeasibility Study into the Agata Nickel Project located in Northern Mindanao, Philippines. The project plans to use a combination of HPAL and Atmospheric Leaching to treat a nickel laterite resource.

Fornebu, Akershus, No

Process engineering design work on complex hydrometallurgical plants. Contributed to more than 20 nickel laterite acid leaching projects, including Mindoro Nickel Project (Intex), Taganito Nickel Project (Sumitomo), Gladstone Nickel Project (GPNL), Sulawesi Nickel Project (Rio Tinto), Caldag Nickel Project (European Nickel), Murrin Murrin (Minara), Coral Bay Nickel Project (Sumitomo), Bulong (Preston Resources), Weda Bay Nickel Project (Weda Bay Minerals), Jump-Up Dam Nickel Project (Heron Resources), NiWest (GME Resources), Nornico (Metallica Minerals), Wingellina Nickel Project (Metals X), Ramu Nickel Project (Highlands Pacific), Marlborough Nickel Project (Preston Resources), Ravensthorpe Nickel Project (Comet Resources), Nonoc (Surigao) Nickel Project (Philnico), and more. Developed primary expertise in nickel laterite processing, including project definition, process development and hydrometallurgy.

Process optimisation, process development, capital works, commissioning.

Various roles including Process Engineer and Area Engineer - Reduction at Kwinana Nickel Refinery, a complex hydrometallurgical process plant. Operations and project work including a key role in a major plant expansion.

Cambridge, England, Gb

Process plant operations management on a rotating shift basis.

Process and grade control assays and determinations on a shift basis.

B.App.Sc., Applied Chemistry

Education record