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Search results with tag "Single column"
(12) United States Patent (10) Patent No.: US 6,308,532 B1
patentimages.storage.googleapis.comrecovering an overhead vapor Stream from a Single distilla PCT Pub. Date:Jun. 2, 2000 tion column. The process includes withdrawing a liquid C+, ... denser temperature by the use of the liquid bottoms recycle Stream from the Single column. Generally, the overhead condenser is maintained at above -140°F, but depending on
MODELLING AND ADVANCED PROCESS CONTROL (APC) FOR ...
www.nt.ntnu.noAPC system that deals with whole distillation Distillation columns have been widely used for separation processes in the petroleum and chemical ... columns rather than single column via a MPC ... the overhead condenser. The accumulator level is