Patent ID: 7820046
Filing Date: 2010-10-26
Classification: B01D,G01N

Abstract:
1. An apparatus for forming a solid-free liquid flow from a solid-containing liquid flow, comprising a cartridge housing defining a filtering cavity and inlet and outlet ports for said solid-containing liquid, and a filtering cartridge containing filtering media, and a filtrate output port, wherein the elongated cylindrical cartridge housing defines the filter cavity, the slurry feed port, the slurry outlet port and the a filtrate outlet port, a solid filler rod is arranged to eliminate dead volume of the filter cavity and to support flexible filtering media, a cylindrical filter cartridge comprises said flexible filtering media arranged between the inner surface of the housing and the solid filler rod, a helicoidal passage way for the slurry is defined by the inner surface of the housing and outer surface of the filter cartridge the slurry feed port and the slurry outlet port are both in fluid communication with the helicoidal passage way, and the filtrate outlet port is in fluid communication with an annular cavity defined by the solid filler rod and inner surface of the cylindrical filter cartridge.