Dewaxing waxy oil by dilution chilling employing static...

Details Dewaxing waxy oil by dilution chilling employing static... Dewaxing waxy oil by dilution chilling employing static...

C - Chemistry, Metallurgy

10

G

196/252

C10G 73/04 (2006.01) C10G 73/32 (2006.01)

Patent

CA 1103187

ABSTRACT OF THE DISCLOSURE An improved process for the solvent dewaxing of petroleum oil stocks. Wax-containing oil is chilled in an elongated chilling zone by introducing cold dewaxing solvent into said zone, at a plurality of points along same, said chilling zone containing or having associated with it a plurality of static means for mixing the solvent and wax-containing oil, thereby avoiding shock chilling without the need for the intense agitation and/or dynamic agitators normally required for such processes.

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