Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about ________________ mm Hg absolute?

Related Mcqs:

Pick out the wrong statement ?

A. A pale color of petroleum product indicates lower viscosity B. Color of petroleum products indicates the degree of refinement C. Lighter petroleum distillates are lighter in color than the heavier residual oils D. Fluorescence of oils helps to detect its adulteration...

The main use of heavy gas oil produced by the vacuum distillation unit is as a_____________________?

A. Blending component for kerosene B. Blending component for petrol C. Feedstock for fluid catalytic cracking unit D. None of these...

Which of the following is desirable in petrol (gasoline) but undesirable in kerosene ?

A. Paraffins B. Aromatics C. Mercaptans D. Naphthenic acid...

_____________ base crude oil is also called asphaltic crude?

A. Paraffinic B. Naphthenic C. Mixed D. Aromatic...

Research octane number refers to the___________________?

A. Low octane number motor fuels B. High octane number motor fuels C. High octane number aviation fuels D. Unleaded motor fuels...