Patent ID: 7208087
Filing Date: 2007-04-24
Classification: B01D,G01N,Y10T

Abstract:
1. A chromatography cartridge comprising: an outer chamber having a longitudinal axis, an open first end, and a second end containing a liquid discharge port adapted to allow passage of liquid while blocking passage of solid particles, said outer chamber having an internal cross section that is constant along said longitudinal axis, an inner chamber having an open first end and a second end containing a vent port, said inner chamber slidably receivable in said outer chamber by insertion of said open first end of said inner chamber through said open first end of said outer chamber, said inner chamber having a smaller volumetric capacity than said outer chamber and adapted to receive solid particulate packing material, and sealing means between the inner and outer chamber for blocking liquid passage into regions between said inner and outer chambers during the insertion of said inner chamber.