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

Related Mcqs:

1. Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about _______________ mm Hg (absolute)?

   A. 5-10 B. 30-80 C. 150-250 D. 350-400...

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

   A. 1 to 5 B. 30 to 80 C. 250 to 350 D. 450 to 500...

3. The vacuum maintained in vacuum distillation unit for reduced crude is about _______________ mm Hg?

   A. 1.2 B. 12 C. 120 D. 700...

4. Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher ______________ compared to the dry natural gas?

   A. Unsaturated hydrocarbon content B. Calorific value C. Quantity of propane D. Quantity of butane...

5. Crude oil is subjected to vacuum distillation in the last stage, because_________________?

   A. High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose B. Lighter/low boiling products are prone to thermal decomposition C. High purity products can be obtained thereby D. None of these...

6. The terminology used for the bottom most product from the vacuum crude distillation unit is______________?

   A. Residual crude B. Residuum C. Reduced crude D. Petrolatum...

7. Crude oil produced by Indian oil fields are predominantly _______________ in nature?

   A. Paraffinic B. Naphthenic C. Asphaltic D. Mixed base...

8. Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil__________________?

   A. Gives higher yield of petrol B. Lower octane number of petrol C. Higher sulphur content in the product D. Higher gum forming material in petrol...

9. Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about_________________?

   A. 0.1 B. 1 C. 2.5 D. 3.5...

10. Road grade bitumen is produced from vacuum residue by its ____________________?

    A. Aeration B. Pyrolysis C. Hydrogenation D. Steam reforming...