REFINERY ATMOSPHERIC PIPESTILL WITH METHANOL STRIPPING

摘要

In an atmospheric pipestill stripping process where steam is utilized as the stripping gas to strip bottoms and side stream products, the improvement comprising utilizing methanol or a methanol and steam mixture as said stripping gas. In a refinery atmospheric pipestill stripping process utilizi ng a stripping gas, said process comprising utilizing a gas selected from the group consisting of methanol and a mixture of methanol and steam as said stripping gas.