A tall column-like vessel in which crude oil is heated and its vaporized components distilled by means of distillation trays. Also used to remove impurities added during the refining process
EESiFlo North America, Terminology and Glossary: Oil & Gas Terms, Pennsylvania, USA 2002. flowmeterdirectory.com/flowmeter_terminology, (Mrtm/ Oil and Gas - Amer) {566}