Liquid-continuous column distillation

Gas and liquid contact apparatus – Contact devices – Porous mass

Reexamination Certificate

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Details

C261S109000, C261S121100, C203S099000

Reexamination Certificate

active

11455341

ABSTRACT:
Bubble columns fractionate with vapor-liquid mass transfer efficiencies approaching that of distillation towers when vapor velocities in excess of 50% of jet flood are used. If the vapor velocities are pushed above about 70% of jet flood then the distillation performance of a given column packing becomes similar for both liquid continuous operation (bubble column mode) and vapor continuous operation (ordinary distillation tower mode).

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