Patent ID: 9669358
Date: 2017-06-06
CPC Classifications: B01D,B01J

Claim:
1. An apparatus comprising: a process chamber having an inlet and an outlet to allow a flow of fluid to flow therethrough; a plurality of trays disposed within the process chamber, and containing bulk material to treat the fluid, the plurality of trays including first and second trays, the first and second trays each having a top cover with a first pattern of openings and a converging portion, wherein an inlet of the converging portion includes a bottom surface with a second pattern of openings; a return extending along a longitudinal direction of the plurality of trays, the return having at least one opening fluidly coupled with at least one of the converging portions; and a fluid flow director to divide the flow into a plurality of partial fluid flow streams, the plurality of partial flow streams comprising a first partial fluid flow stream and a second partial fluid flow stream, wherein the first partial fluid flow stream is to be directed towards the first tray and the second partial fluid flow stream is to be directed to flow around and past the first tray, and toward the second tray.