Patent · US Expired

Method and apparatus for mass injection of sample

US6203597A · kind A · utility

10Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1999
Grant dateMar 20, 2001
Priority date
Expiry dateApr 14, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2030/127
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

To enable the mass injection of a sample in a gas chromatography and prevent occurrence of residue or decomposition of a desired constituent during analysis. The invention calls for providing the injection port with a liner, connecting the column and the liner to a press-fit, evaporating the solvent introduced into the liner, and discharging the evaporated solvent from a discharge port formed at the upper part of the liner.

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