Geomega and Rio Tinto provide update on bauxite residue valorization pilot [Yahoo! Finance]
Rio Tinto Plc (RIO)
US:NYSE Investor Relations:
riotinto.com/investors-87.aspx
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Source: Yahoo! Finance
on the bauxite residue valorization activities, done in collaboration with Rio Tinto. Since the launch of the pilot project in March 2022 ( see press release from March 31, 2022 ), Geomega has continued to develop and further derisk its innovative bauxite residue valorization technology. The technology is divided into three consecutive circuits which are being tested and scaled up individually. A refinery client might license Circuit 1, Circuits 1 and 2 or the complete package of Circuits 1, 2 and 3 depending on the grades of the various metals found in its bauxite residues and the corporate objectives. Circuit 1 (C1) focuses on alkalinity removal and production of several important offtake streams such as sodium, calcium, aluminium and silica products. This circuit is responsible for 10% to 30% of waste volume reduction. Circuit 2 (C2) deals with iron extraction and removal. One potential high value and critical product is DRI (Direct Reduced Iron) grade ore material, a high-pu
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