°A separation process in which a certain quantity of a mixture is divided up into smaller quantities (fractions) in which the composition changes according to a gradient.
"Methane is separated from other hydrocarbons in a gas fractionation plant."
°A separation process in which a certain quantity of a mixture is divided up into smaller quantities (fractions) in which the composition changes according to a gradient.
"Methane is separated from other hydrocarbons in a gas fractionation plant."