Patent · US Expired

Mass spectrometer probe for measurements of gas tensions

US5834772A · kind A · utility

5Cited by
4References
16Claims
0Family size

Inventors

Key dates

Filing dateOct 11, 1995
Grant dateNov 10, 1998
Priority date
Expiry dateOct 11, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/0427
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A mass spectrometer probe comprising a tubing having one end adapted for connection to a spectrometer and a second probe tip having a pore cut therethrough, the pore being sealed with a membrane such that the membrane eliminates water from the mass spectrometer system and admits low molecule weight gases into the system.

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