Products drawn from the top to bottom of the crude oil distillation column has progressively increasing
Options
A. boiling points
B. molecular weight
C. C/H ratio
D. all (a), (b) and (c)
Correct Answer
all (a), (b) and (c)
Petroleum Refinery Engineering problems
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1. Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel).
5. Higher boiling fractions like atmospheric residue is distilled under vacuum at low temperature because at high temperature, there is a tendency of the predominance of
6. 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.