Patent ID: 6436284
Filing Date: 2002-08-20
Classification: B01D,G01N

Abstract:
A chromatography column comprising:a tubular member having an inlet end, an outlet end, an inner surface, and a longitudinal axis; first and second independent porous members disposed within said tubular member, said first porous member being spaced from said inlet end so as to define an inflow region within said tubular member and between said first porous member and said inlet end; a second porous member disposed within said tubular member, said second porous member being spaced from said outlet end so as to define an outflow region within said tubular member and between said second porous member and said outlet end; and a chromatography media disposed within said tubular member, said chromatography media being bounded axially between said first and second porous members; wherein said first porous member is in axially slidable contact, toward said chromatography media, with said inner surface of said tubular member.