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:
Jun. 21, 2016

Filed:

Dec. 04, 2012
Applicant:

Commissariat a L'energie Atomique ET Aux Ene Alt, Paris, FR;

Inventor:

Bertrand Morel, Saint Martin le Vinoux, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 1/04 (2006.01); C25B 15/02 (2006.01); C25B 1/06 (2006.01); C25B 9/18 (2006.01);
U.S. Cl.
CPC ...
C25B 15/02 (2013.01); C25B 1/04 (2013.01); C25B 1/06 (2013.01); C25B 9/18 (2013.01); Y02E 60/366 (2013.01);
Abstract

A method for operating an installation for producing hydrogen including at least one high temperature electrolyzer for producing hydrogen, the electrolyzer including a plurality of elementary cells, each including a cathode and an anode separated by an electrolyte, the elementary cells being separated by an interconnection plate, each interconnection plate defining with an adjacent cathode a cathode compartment and with an adjacent anode an anode compartment, the cathodes being made from a cermet containing nickel, the method including: a) raising a temperature of the cells up to an operating temperature of the electrolyzer comprised between 650° C. and 950° C.; b) applying a potential difference on terminals of the elementary cells at least equal to 0.62 V.


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