Petroleum Refinery Engineering - Study Mode
[#86] Clay treatment is used to remove
Correct Answer
(C) Wax from lube oil
[#87] Pick out the correct statement about catalytic polymerisation.
Correct Answer
(B) In H 2 SO 4 polymerisation, H 3 PO 4 is always used with 2% steam to prevent meta & ortho H 3 PO 4 formation, which are inactive
[#88] Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.
Correct Answer
(C) 90
[#89] A multigrade lubricating oil means an oil having high
Correct Answer
(A) Viscosity index
[#90] Reid vapour pressure of gasoline is the measure of its
Correct Answer
(C) Vapour locking tendency