Patent ID: 6375843
Filing Date: 2002-04-23
Classification: B01D,C10G

Abstract:
An apparatus comprising:a non-porous tube, at least one porous metal tube comprising stainless steel, having a pore size in the range of 0.5 to 10 micrometers, being coated internally with sintered metal oxide, positioned in said non-porous tube, and sealed within said non-porous tube, said non-porous tube having an upper portion and a lower portion; at least one line for continuous use to remove a first liquid from the apparatus and connected to the upper portion of said non-porous tube; at least one line for continuous use to remove a second liquid from the apparatus and connected to the lower portion of said non-porous tube; a feed line connected to said tubular porous metal tube, a solids removal line connected to porous metal tube distal to feed line; a circulating cross flow pump operably positioned on the feed line; a feed tank upstream of said cross flow pump and connected to said feed line; and a second pump in said feed line to pressurize the feed, said solids removal tube being connected to said feed tank.