distillation under pressure

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• Pressure swing adsorption — (PSA) is a technology used to separate some gas species from a mixture of gases under pressure according to the species molecular characteristics and affinity for an adsorbent material. It operates at near ambient temperatures and so differs from …   Wikipedia

• Pressure vessel — Vertical pressure vessels installed in a structure A pressure vessel is a closed container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. The pressure differential is dangerous and many fatal… …   Wikipedia

• Distillation — Distiller and Distillery redirect here. For other uses, see Distiller (disambiguation) and Distillery (disambiguation). For other uses, see Distillation (disambiguation). Laboratory display of distillation: 1: A heating device 2: Still pot 3:… …   Wikipedia

• distillation — distillatory /di stil euh tawr ee, tohr ee/, distillative /di stil euh tiv/, adj. /dis tl ay sheuhn/, n. 1. the volatilization or evaporation and subsequent condensation of a liquid, as when water is boiled in a retort and the steam is condensed… …   Universalium

• vacuum distillation — distillation under reduced pressure to avoid the decomposition which might occur at atmospheric pressure …   Medical dictionary

• Vacuum distillation —   Distillation under reduced pressure (less the atmospheric) which lowers the boiling temperature of the liquid being distilled. This technique with its relatively low temperatures prevents cracking or decomposition of the charge stock.   U.S.… …   Energy terms

• Continuous distillation — Image 1: Typical industrial distillation towers Image 2: A crude oil vacuum distillation column as used in oil refineries …   Wikipedia

• Batch distillation — Batch distillationcite book|author=Kister, Henry Z.|title= Distillation Design|edition=1st Edition |publisher=McGraw Hill|year=1992|id=ISBN 0 07 034909 6] refers to the use of distillation in batches, meaning that a mixture is distilled to… …   Wikipedia

• vacuum distillation — 1. A secondary distillation process which uses a partial vacuum to lower the boiling point of residues from primary distillation and extract further blending components. 2. Distillation under reduced pressure, which reduces the boiling… …   Petroleum refining glossary

• vacuum distillation — noun Distillation under reduced pressure, and thus at a reduced temperature with less risk of thermal degradation …   Wiktionary

• Vacuum distillation — At atmospheric pressure, dimethyl sulfoxide boils at 189°C. Under a vacuum, it distills off into the connected receiver at only 70°C. Vacuum distillation is a method of distillation whereby the pressure above the liquid mixture to be distilled is …   Wikipedia