Process for reducing ramsbottom carbon test of short residues

Mineral oils: processes and products – Chemical conversion of hydrocarbons – With subsequent treatment of products

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208108, 208111, 208212, 208309, C10G 6704

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043977340

ABSTRACT:
Process for the preparation of a heavy oil with a low Ramsbottom Carbon Test (RCT) from a short residue by (a) catalytic hydrotreatment for RCT reduction at such severity that the C.sub.4.sup.- gas production per percentage RCT reduction is kept between defined limits, followed by (b) solvent deasphalting of the (vacuum or atmospheric) distillation residue of the hydrotreated product.

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