Device for column chromatography apparatus
AssigneeProlabo
InventorsClaude Guillemin, Jean Lissot, Jean-Pierre Vasseur
Life of this patent
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Abstract
For a fluid chromatography apparatus including a precolumn and an analytical column, a device is provided with means for operably connecting said precolumn and column, said connecting means comprising a body member provided with support surfaces for a column inlet and a precolumn outlet, and said body member including a plurality of passages adapted to independently functionally interconnect said precolumn outlet and said column inlet with each other, and individually independently with fluid inlet and/or outlet means, either internally or externally.
Claims20
In a fluid chromatography apparatus, a device for operably connecting a precolumn and a column, said device comprising
- a body member including support surfaces for a column inlet and a precolumn outlet and including a central aperture, first conduit means respectively extending from said aperture to said precolumn outlet and column inlet, and second conduit means extending from said aperture to a plurality of external fluid inlet and/or outlet means, and
- a stopper for said central aperture, said stopper comprising a passage for directly interconnecting said precolumn outlet with said column inlet by means of a substantially linear flow path, and passages for independently connecting each of said precolumn outlet and column inlet to individual ones of said external fluid inlet and/or outlet conduits.
Dependencies are inferred from the claim text.