Patent · US Expired

Dual gas measuring solid electrolyte electrochemical cell apparatus

US4427525A · kind A · utility

13Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 24, 1982
Grant dateJan 24, 1984
Priority date
Expiry dateMay 24, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/4074
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A dual gas measuring solid electrolyte apparatus employing a common oxygen ion conductive solid electrolyte membrane provides an electrical signal indicative of a selected anhydride of a monitored gas environment and an electrical signal indicative of the oxygen content of the monitored gas environment.

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