Michael Antwi
MSc. (Tech) Mining Engineering and Mineral Processing
Doctoral Reseacher
Mineral Processing, Flotation Chemistry, and Industrial Waste Valorization
Michael holds a BSc in Geomatic Engineering from the University of Mines and Technology, Ghana, and an MSc (Tech) in Mining and Mineral Engineering from Oulu Mining School, University of Oulu. He currently works as a Project Researcher on The Green Lime Project at the Oulu Mining School. His doctoral research focuses on the thermal activation and flotation performance of green liquor dregs (GLDs) from Finnish pulp mills. He is evaluating calcined GLDs as sustainable alternatives to calcium oxide in sulphide ore flotation, with emphasis on alkalinity development, mineral surface interactions, and grade-recovery behaviour. His research interests also include flotation chemistry, mineral processing, industrial waste valorization, process water quality, and circular-economy strategies for sustainable metal recovery.
Research interests
- Mineral processing
- Flotation chemistry
- Green liquor dregs valorization
- Sustainable pH modifiers in flotation
- Industrial waste recycling in mining
- Circular economy in mineral processing
Researcher information
Contact information
Phone number
Visiting address
PR 412-2, Pentti Kaiteran katu 1
Linnanmaa, University of Oulu, Finland