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Title:
GAS SENSOR ELEMENT AND GAS SENSOR
Document Type and Number:
WIPO Patent Application WO/2022/196233
Kind Code:
A1
Abstract:
A sensor element 101 comprises: an element body 101a comprising an oxygen-ion-conducting solid-state-electrolyte layer; and an inner protective layer 92 that covers at least a portion of the element body 101a, is a porous body with a plurality of pores therein, and has a standard deviation of porosity of 2.3% or less.

Inventors:
ONISHI RYO (JP)
SHIBUTANI KAORU (JP)
Application Number:
PCT/JP2022/006368
Publication Date:
September 22, 2022
Filing Date:
February 17, 2022
Export Citation:
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Assignee:
NGK INSULATORS LTD (JP)
International Classes:
G01N27/409; G01N27/41; G01N27/416; G01N27/419
Foreign References:
JP2012173146A2012-09-10
JP2013054025A2013-03-21
JP2018112492A2018-07-19
JP2013036940A2013-02-21
JP2011214853A2011-10-27
Attorney, Agent or Firm:
ITEC INTERNATIONAL PATENT FIRM (JP)
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