6334Chemical EngineeringMedium
Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about ________ percent?
A25
B5
C75
D55
Correct answer
A. 25
Explanation
The correct answer is 25.
Correct answer
A. 25
Explanation
The correct answer is 25.
A dephlegmator is a________?
Overall distillation column efficiency for most of the refinery columns can be given by (for μ = 0.07 – 1.4 cp and relative volatility < 4) (where ε = overall column efficiency, % μ = molal average viscosity of feed at average column temperature and pressure, cp Δp = pressure drop per tray, psi)?
A ________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end?
Materials having ________ lattice structure are usually most ductile?
A gaseous fuel in order to develop luminosity on burning, must contain ________?
Lenz’s law results from the law of conservation of________?