Patent · US Expired

Sample introduction system

US7416900B2 · kind B2 · utility

0Cited by
27References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 2002
Grant dateAug 26, 2008
Priority date
Expiry dateMar 17, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/2575
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A sample introduction system includes at least two, and preferably three, syringe pumps. The flow rates of two of the syringe pumps are varied, while keeping the overall flow rate constant. The sample introduction system is preferably utilised in an analytical instrument, such as to determine the concentration of an analyte in a sample.

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