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March 2019

Concentration of H2SO4 catalyst in alkylation is kept between 90-98%, because H2SO4 having concentration?

Petroleum Refinery Engineering /
Concentration of H2SO4 catalyst in alkylation is kept between 90-98%, because H2SO4 having concentration?

A. Less than 90% promotes polymerisation
B. More than 98% promotes cracking
C. Both A. and B.
D. Neither A. nor B.

Concentration of H2SO4 catalyst in alkylation is kept between 90-98%, because H2SO4 having concentration? Read More »

Petroleum Refinery Engineering

Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ?

Petroleum Refinery Engineering /
Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ?

A. PCM
B. Tar
C. Light diesel oil
D. Low viscosity furnace oil

Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ? Read More »

Petroleum Refinery Engineering

Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene?

Petroleum Refinery Engineering /
Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene?

A. 1
B. 20
C. 100
D. 500

Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene? Read More »

Petroleum Refinery Engineering