2019, №3

сс. 56-63

Effect of Iron Oxide Nanoparticles on the Efficiency of Solvent Deasphalting Using Subcritical Pentane

2019, №3

сс. 56-63

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R.N. Magomedov, A.V. Pripakhaylo, T.A. Maryutina

Key words: supercritical fluids, solvent deasphalting, nanoparticles, heavy petroleum feedstock, pentane, iron oxide

The effect of the addition of iron oxide nanoparticles on the efficiency of asphaltenes
removal during subcritical pentane deasphalting of the atmospheric residue from heavy
oil has been studied. It was found that nanoparticles formed in situ from a precursor
solution, despite a slight decrease in the deasphalted oil (DAO) yield, provide a significant
decrease in the asphaltene content in DAO as well as increasing metal and coke residue
efficiency compared to particles introduced into the oil residue in the form of a powder.

doi:10.1134/S1990793120070131