Gas sensors formed of thin tin oxide films, for gaseous hydro-ca

Details Gas sensors formed of thin tin oxide films, for gaseous hydro-ca Gas sensors formed of thin tin oxide films, for gaseous hydro-ca

1994-09-28

1995-09-05

O'Shea, Sandra L.

Measuring and testing

Gas analysis

Detector detail

G01N 3100

Patent

active

054470544

ABSTRACT:
For sensing gaseous hydrocarbons in a gas mixture, a device consisting of two sensitive elements, one being a reference element, which are heated to different temperatures. The sensors, formed by subjecting films deposited by silk-screen processes to heat treatment at high temperature, are connected to an electronic evaluation circuit.

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