Patent · US Expired

Chromatography system with blockage determination

US7278329B2 · kind B2 · utility

9Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 2006
Grant dateOct 9, 2007
Priority date
Expiry dateMay 4, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/85986
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

There is provided a method that includes, (a) monitoring a pressure on a fluid being conveyed through an intake tube into a chamber by a pump, (b) determining a deviation of the pressure from a predefined value, (c) determining a blockage of the intake tube based on the deviation, and (d) determining an amount of an adjustment of a parameter of the pump to compensate for the blockage.

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