Petroleum Refinery Engineering Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO₂ extraction (Edeleanu process), its smoke point may become __________ mm. 25 5 10 100 25 5 10 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ treatment is done for appreciable improvement in viscosity index of lubricating oil. Solvent extraction Clay Alkali Acid Solvent extraction Clay Alkali Acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most ideal feed stock for 'coking' process used for the manufacture of petroleum coke? Diesel Light gas oil Vacuum residue Naphtha Diesel Light gas oil Vacuum residue Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Pressure drop on pumping All of these Viscosity Pour point Pressure drop on pumping All of these Viscosity Pour point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Neither A nor B Both A & B Oleophobic Oleophilic Neither A nor B Both A & B Oleophobic Oleophilic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 50 1 5000 10000 50 1 5000 10000 ANSWER DOWNLOAD EXAMIANS APP
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