Crude oil comes into a refinery and goes into what is called a crude distillation unit. “There, there is the distillation column and products come out from the column at various levels.

Distillation columns are extensively deployed in the chemical process ... gas plants associated with petroleum refining units, the cold side of ethylene plants, and other chemical units, use MPC ...

the Slavyansk refinery was not spared, as a fire erupted following the drone impact. Roman Sinyagovsky, head of the Slavyansk district, confirmed that the attack damaged a distillation column ...

Ergon Inc. is undertaking an expansion of processing and production capacities at subsidiary Ergon Refining Inc.’s 26,500-b/d specialty naphthenic base oil refinery in ...