Chemical Engineering - Petroleum Refinery Engineering - Discussion


Solvent used in duo-sol extraction for lube oil upgradation is a mixture of

[A]. propane & phenol-cresol mixture.
[B]. methyl ethyl ketone & glycol.
[C]. phenol & furfural.
[D]. propane & liquid sulphur dioxide.

Answer: Option A


No answer description available for this question.

Chandan said: (Jun 26, 2014)  
How lube oil is obtained in petroleum refining and what are the impurities in it?

Sally said: (Mar 6, 2017)  
Lube oil produced from vacum distillation and the impuritiies may be sulfer, oxygen and nitrigen contanig compound.

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