Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshikazu Shibasaki0
Mamoru Furusato0
Seiichi Otani0
Shoei Yasuda0
Date of Patent
May 5, 2009
0Patent Application Number
105603590
Date Filed
June 4, 2004
0Patent Primary Examiner
Patent abstract
A contact combustion-type gas sensor that can maintain its initial sensitivity over a long period of time in the presence of silicon vapor, wherein an induction portion 5 of a gas detecting element 1 contains not less than 30 percent by weight of an oxidation catalyst, and is aged in advance in an environment that contains silicon vapor serving as a poisoning substance.
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