Q. The main use of heavy gas oil produced by the vacuum distillation unit is as a

View solution

Q. Stabilisation of gasoline (petrol) means

View solution

Q. Smoke point of a test sample of kerosene is found to be 15 mm. On removal of __________ from it, the smoke point rises to 25 mm.

View solution

Q. __________ is not an important refinery process for upgrading the quality of lubricating oil.

View solution

Q. Pick out the undesirable property for a solvent meant for dewaxing of lube oil.

View solution

Q. Which of the following is used as a catalyst in fluidised bed catalytic cracking ?

View solution

Q. Casing head gasoline is the liquid

View solution

Q. Flash point of an oil gives an idea of the

View solution

Q. Furfural solvent extraction is used for upgrading (by dissolving aromatics)

View solution

Q. Illuminating characteristics of kerosene is expressed by its

View solution

Q. Which of the following constituents present in petroleum is responsible for ash formation?

View solution

Q. The coking process normally mostly used in Indian oil refineries is the __________ coking process.

View solution

Q. Diesel used in naval applications has a minimum cetane number of

View solution

Q. Which of the following tests is not done for transformer oil ?

View solution

Q. Which is the most undesirable component in kerosene ?

View solution

Q. Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene.

View solution

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

View solution

Q. Solution used in Doctor's treatment for the removal of mercaptans is

View solution

Q. Flash point of motor gasoline may be around __________ °C.

View solution

Q. __________ converts n-paraffins to i-paraffins.

View solution