Abdul Rauf Sheik is a chemical engineering scientist engaged in industrial research in hydrometallurgy. His experience in research includes up-scaling of process metallurgy flow sheets, Basic Engineering Package preparation, techno-economic analysis, CFD simulations and membrane processes. Solvent extraction is his area of focus in process development including development of novel solvent extraction systems such as microreactors and electrochemical mixer-settlers. He is currently engaged in industrial implementation of processes for recovery of base metal such as cobalt, nickel and manganese as electrolytic manganese dioxide.