The aim of this study is to develop a process for the valorisation of diamond mine residues. This entailed a combination of thermochemical solid-solid reactions between the mine residues and ammonium sulphate, followed by ...

Shale is normally impermeable and has a low porosity; it was therefore not considered by the project on geological storage of CO2 in South Africa (the “Atlas” project) as a potential storage reservoir. However, research ...