Chemical Engineering :: Petroleum Refinery Engineering
-
Petrolatum is
-
Electrical desalting of crude oil removes the __________ impurities.
-
An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating.
-
Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the
-
Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about __________ kms.
-
Sulphur content in lighter and heavier petroleum products is generally determined respectively by
-
Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature.
-
Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its
-
Catalyst used in catalytic polymerisation which produces polymer gasoline is