Patent ID: 9745208
Date: 2017-08-29
CPC Classifications: B01D,C02F,Y02W

Claim:
1. A multi-stage bubble-column humidification apparatus, comprising: an external shell defining an interior region; a plurality of horizontal porous structures defining pairs of adjacent vertical chambers within the interior region; a carrier gas inlet; a carrier gas outlet; a liquid remnant outlet comprising a discharge siphon system; a feed liquid inlet; and a series of downcomer units wherein each pair of vertically adjacent chambers is in liquid communication via at least one downcomer unit; wherein the vertical chambers within the interior region comprise at least a lowermost proximal chamber, an uppermost distal chamber and at least one mid-chamber between the proximal and distal chambers, the lowermost proximal chamber comprises: the uppermost distal chamber comprises: each downcomer unit comprises: wherein a lower portion of the watergate is seated in the base cup downcomer and an upper portion is coupled to the funnel.