rectifying column

rectifying column

[′rek·tə‚fī·iŋ ‚käl·əm]
(chemical engineering)
Portion of a distillation column above the feed tray in which rising vapor is enriched by interaction with a countercurrent falling stream of condensed vapor; contrasted to the stripping column section below the column feed tray.
References in periodicals archive ?
A distillation system showcasing a small copper pot still with a unique rectifying column and see-through glass vapor condenser.
Part 2 Set vacuum distillation plant comprising a thin layer of vacuum and a vacuum distillation unit with a rectifying column for laboratory use,
Section 9 - Set vacuum distillation plant comprising a thin layer of vacuum and vacuum distillation installation with a rectifying column for laboratory use;