The process of two-stage deasphalting of heavy resid with addition of used waste motor oil in the second stage is studied. A technology has been developed for used oil regeneration using two-stage deasphalting process. The second stage deasphalted oil can be used as the base oil.
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Translated from Khimiya i Tekhnologiya Topliv i Masel, No. 1, pp. 21 – 23, January – February, 2012.
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Nigmatullin, V.R. Technology of used motor oil regeneration. Chem Technol Fuels Oils 48, 29–32 (2012). https://doi.org/10.1007/s10553-012-0332-5
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DOI: https://doi.org/10.1007/s10553-012-0332-5