Tag: Circular Economy

Antimony Hydrometallurgy from Primary and Secondary Sources (2020–2025): Critical Review of Leaching Systems and Downstream Separation

Antonio Clareti Pereira* Ph.D. in Chemical Engineering, Federal University of Ouro Preto (UFOP) – Department of Graduate Program in Materials Engineering, Ouro Preto, MG, Brazil. DOI: 10.5281/zenodo.18176967 Antimony (Sb) is a critical element with growing strategic importance, yet its hydrometallurgical Read More …

Mining Waste Valorization for Construction Materials: A Systematic Review of Technologies, Environmental Performance, and Circular Economy Perspectives (2010–2025)

Antonio Clareti Pereira* PhD in Chemical Engineering Federal University of Minas Gerais – UFMG, Department of Chemical Engineering Belo Horizonte – MG – Brazil. DOI: 10.5281/zenodo.17682185 The ongoing production of mining waste worldwide presents significant environmental and technical challenges due Read More …