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Petroleum Refinery Engineering

Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become _______________________ mm?

Petroleum Refinery Engineering /
Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become _______________________ mm?

A. 5
B. 10
C. 25
D. 100

Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become _______________________ mm? Read More »

Petroleum Refinery Engineering

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?

Petroleum Refinery Engineering /
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?

A. n-paraffins
B. Olefins
C. Aromatics
D. None of these

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? Read More »

Petroleum Refinery Engineering

Crude oils containing more than ____________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a ‘salty crude’ ?

Petroleum Refinery Engineering /
Crude oils containing more than ____________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a ‘salty crude’ ?

A. 1
B. 5
C. 15
D. 25

Crude oils containing more than ____________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a ‘salty crude’ ? Read More »

Petroleum Refinery Engineering

In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen_________________?

Petroleum Refinery Engineering /
In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen_________________?

A. Enhances the desulphurisation process
B. Minimises coke formation
C. Both A. and B.
D. Neither A. nor B.

In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen_________________? Read More »

Petroleum Refinery Engineering