Vale to invest 11 billion reais in dry iron ore processing over the ...
WEBMay 15, 2019 · The main Carajás plant, Plant 1, is in the process of conversion to natural moisture: of the 17 plant processing lines, 11 are already dry and the remaining six wet lines will be converted by 2022. Serra Leste's treatment plants in Curionopolis and S11D in Canaã dos Carajas also do not use water in ore treatment.