Fractional distillation

Fractional distillation
Fractional Frac"tion*al, a. 1. Of or pertaining to fractions or a fraction; constituting a fraction; as, fractional numbers. [1913 Webster]

2. Relatively small; inconsiderable; insignificant; as, a fractional part of the population. [1913 Webster]

{Fractional crystallization} (Chem.), a process of gradual and approximate purification and separation, by means of repeated solution and crystallization therefrom.

{Fractional currency}, small coin, or paper notes, in circulation, of less value than the monetary unit.

{Fractional distillation} (Chem.), a process of distillation so conducted that a mixture of liquids, differing considerably from each other in their boiling points, can be separated into its constituents. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Fractional distillation — is the separation of a mixture into its component parts, or fractions, such as in separating chemical compounds by their boiling point by heating them to a temperature at which several fractions of the compound will evaporate. It is a special… …   Wikipedia

  • Fractional distillation — Distillation Dis til*la tion (d[i^]s t[i^]l*l[=a] sh[u^]n), n. [F. distillation, L. destillatio.] 1. The act of falling in drops, or the act of pouring out in drops. [1913 Webster] 2. That which falls in drops. [R.] Johnson [1913 Webster] 3.… …   The Collaborative International Dictionary of English

  • fractional distillation — noun fractionation of a liquid by distillation • Hypernyms: ↑fractionation, ↑fractional process * * * ˌfractional distilˈlation 7 [fractional distillation] noun …   Useful english dictionary

  • fractional distillation — frakcinė distiliacija statusas T sritis fizika atitikmenys: angl. fractional distillation vok. fraktionierte Destillation, f rus. дробная дистилляция, f; фракционная дистилляция, f pranc. distillation fractionnée, f …   Fizikos terminų žodynas

  • fractional distillation — frakcinis distiliavimas statusas T sritis chemija apibrėžtis Distiliavimas, kurio metu distiliatas surenkamas į atskirus rinktuvus pagal virimo temperatūrą. atitikmenys: angl. fractional distillation rus. дробная перегонка; разгонка; фракционная… …   Chemijos terminų aiškinamasis žodynas

  • fractional distillation — distillation in which volatilizable substances are separated in the order of their respective volatility …   Medical dictionary

  • fractional distillation — Chem. the separation of volatile components of different boiling points in a mixture by the gradual increase of temperature and the separate collection of each component. [1855 60] * * * …   Universalium

  • fractional distillation — Смотри дробная перегонка …   Энциклопедический словарь по металлургии

  • fractional distillation — Separation of the components of a liquid mixture by vaporizing it and collecting the fractions, which condense in different temperature ranges …   Petroleum refining glossary

  • Fractional distillation —   the process of refining crude oil into various oil products. The various products are separated out in the order of their boiling points.   California Energy Comission. Dictionary of Energy Terms …   Energy terms

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