CUCCIA, V., SELES, S.R.N. and LADEIRA, A.C.Q. 2019. Removal of cobalt from lubricant oil by the use of bentonite: equilibrium, kinetic and adsorption preliminary studies. Brazilian Journal of Radiation Sciences. 7, 2A (Suppl.) (Feb. 2019). DOI:https://doi.org/10.15392/bjrs.v7i2A.564.