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
Options
A. elimination of solvent drying facility.
B. higher nitration temperature.
C. lower solvent dilution ratio.
D. all (a), (b) & (c).
Correct Answer
all (a), (b) & (c).
Petroleum Refinery Engineering problems
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1. In classification, particles are said to be equal settling, if they have the same terminal velocities in the
4. Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called
9. 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.
Options
A. more than
B. less than
C. same as
D. either more or less; depends on the room temperature