Gas sensors formed of thin tin oxide films, for gaseous hydro-carbon determination
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United States of America Patent
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Sep 5, 1995
Issued Date -
N/A
app pub date -
Sep 28, 1994
filing date -
Mar 2, 1990
priority date (Note) -
Expired
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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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