Patent ID: 8308953
Filing Date: 2012-11-13
Classification: B01D,Y10T

Abstract:
1. A method of filtering an influent, the method comprising: delivering the influent into one or more filtration units having a central body and a distribution unit therein configured to deliver the influent to a plurality of filters extending radially from the central body, each of the plurality of filters having (i) one or more porous tubular membranes having a pore diameter of up to about 500 μm into which the influent is delivered, (ii) an outer permeate collection chamber enclosing the one or more porous tubular membranes, configured to collect permeate passing from an interior of the one or more porous tubular membranes into the outer permeate collection chamber, and (iii) a concentrate outlet connected to a distal end of the filter, configured to remove a concentrate retained by the one or more porous tubular membranes; rotating the central body at a rate sufficient to filter said influent through the one or more porous tubular membranes; and collecting the permeate in the outer permeate collection chamber enclosing the one or more porous tubular membranes.