%0 Journal Article %T RECTIFICATION COLUMN IN THE UNIT OF CLEANING AND PRODUCTION OF LIQUEFIED GASES %A Nevdasheva, D.. %A Artemieva, N.. %K rectification column, liquefied gases, double-flow valve plate, heat exchanger, contact devices, mass transfer %J Vestnik of Astrakhan State Technical University %D 2018 %N 2018 %P 4 %I Astrakhan State Technical University