The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 05, 2021
Filed:
May. 12, 2016
Sintered electrically conductive oxide for oxygen sensor electrode, and oxygen sensor using the same
Applicant:
Ngk Spark Plug Co., Ltd., Nagoya, JP;
Inventors:
Assignee:
NGK SPARK PLUG CO., LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/407 (2006.01); G01N 27/30 (2006.01); C30B 29/22 (2006.01); G01N 27/12 (2006.01); C04B 35/632 (2006.01); C04B 35/626 (2006.01); C04B 35/50 (2006.01);
U.S. Cl.
CPC ...
C30B 29/22 (2013.01); C04B 35/50 (2013.01); C04B 35/62625 (2013.01); C04B 35/62655 (2013.01); C04B 35/62675 (2013.01); C04B 35/62695 (2013.01); C04B 35/632 (2013.01); G01N 27/125 (2013.01); C04B 2235/327 (2013.01); C04B 2235/3227 (2013.01); C04B 2235/3275 (2013.01); C04B 2235/3279 (2013.01); C04B 2235/604 (2013.01); C04B 2235/72 (2013.01); C04B 2235/768 (2013.01); C04B 2235/79 (2013.01);
Abstract
A sintered electrically conductive oxide for an oxygen sensor electrode includes a crystal phase formed of a perovskite-type electrically conductive oxide containing at least La, Fe and Ni. The oxide has an absolute value of thermoelectromotive force at 770° C. of 21.0 μV/K or less.