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.

Date of Patent:
Mar. 21, 2017

Filed:

Aug. 07, 2014
Applicants:

Electricite DE France, Paris, FR;

Centre National DE LA Recherche Scientifique—cnrs—, Paris, FR;

Inventors:

Philippe Stevens, Noissy-Rudignon, FR;

Olivier Joubert, Brains, FR;

Yves Piffard, La Chapelle Sur Erdre, FR;

Maria Teresa Caldes-Rouillon, Nantes, FR;

Thibaud Delahaye, Blanquefort, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2016.01); H01M 8/12 (2016.01); C25B 13/04 (2006.01); C25B 1/04 (2006.01);
U.S. Cl.
CPC ...
H01M 8/1246 (2013.01); C25B 1/04 (2013.01); C25B 13/04 (2013.01); H01M 8/1016 (2013.01); H01M 8/1253 (2013.01); H01M 2008/1293 (2013.01); H01M 2300/0074 (2013.01); H01M 2300/0077 (2013.01); Y02E 60/521 (2013.01); Y02E 60/525 (2013.01); Y02P 70/56 (2015.11);
Abstract

The invention relates to the use of a ceramic of formula BaMInM'O(OH)where M represents at least one metal cation with an oxidation number II or III or a combination thereof, M′ represents at least one metal cation with an oxidation number III, IV, V or VI or a combination thereof, 0≦x≦1, 0≦y≦1, δ≦2 and 0 <δ′≦2, as solid proton-conducting electrolyte in an electrochemical device, in particular a fuel cell, an electrolytic cell, a membrane separating hydrogen from a gas mixture, or also a hydrogen detector, at an operating temperature of said electrochemical device preferably comprised between 200° C. and 600° C.


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