Patent ID: 9242188
Filing Date: 2016-01-26
CPC Classification: B01D,F25J

Claim Text:
1. Low-load distributor for mass transfer columns for applying liquid onto the surface of packing stages of the mass transfer columns comprising: at least one liquid supply, a plurality of channels, where said liquid supply leads into said channels and said channels include exit points for said liquid, a plurality of liquid dispensing points and dwell time delay devices disposed between said liquid supply and said liquid dispensing points, wherein said dwell time delay devices include absorbent open-pored storage material and a flow resistance of said storage material increases in a flow direction of said liquid, from said liquid supply in a direction towards said liquid dispensing points, wherein said storage material is comprised of at least two layers, and a second layer disposed more distant from said liquid supply has a greater density than a first layer disposed closer to said liquid supply and wherein a first weir having liquid passages spaced from each other is disposed between said first layer of storage material and said second layer of storage material.