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:
Oct. 09, 1979
Filed:
Feb. 06, 1978
Applicant:
Inventors:
Tetsuo Watanabe, Nagoya, JP;
Shigetaka Wada, Kuwana, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2041 / ; 204 / ; 427126 ;
Abstract
An oxygen concentration cell capable of operating at a lower temperature and having a higher response speed is disclosed. The cell consists of an oxygen ion conductive solid electrolyte provided on both of its surfaces with electrodes consisting of a porous electrically conductive layer, which is formed of a platinum group metal and contains in its pores a metal oxide formed by the thermal decomposition of an oxide-forming metal compound.