Patent · US Expired

Chromatography column

US5772875A · kind A · utility

12Cited by

15References

10Claims

0Family size

Assignee

Amersham Pharmacia Biotech, Inc. · SE

Inventors

Conny Pettersson · Hässelby, SE
Ingrid Porrvik · Uppsala, SE
Eva Eriksson · Stockholm, SE

Key dates

Filing date	Mar 4, 1997
Grant date	Jun 30, 1998
Priority date	—
Expiry date	Mar 4, 2017

Classification

Technology area (CPC G)Physics
CPC primaryG01N2030/528
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A liquid chromatography column including a chromatographic matrix, liquid flow inlet means and liquid flow outlet means, and a distributor located adjacent the inlet and functioning to distribute the incoming liquid. The column includes a matrix is that is monolithic and porous; and in that when eluant passes through the matrix a liquid accommodating gap which is devoid of matrix material is present between the matrix and the distributor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.