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:
Feb. 01, 2011
Filed:
Apr. 22, 2004
Applicants:
Andrea F. Gulla, Malden, MA (US);
Robert J. Allen, South Harwich, MA (US);
Emory S. DE Castro, Nahant, MA (US);
Inventors:
Andrea F. Gulla, Malden, MA (US);
Robert J. Allen, South Harwich, MA (US);
Emory S. De Castro, Nahant, MA (US);
Assignee:
Industrie de Nora S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/90 (2006.01); H01M 4/88 (2006.01); B01J 21/18 (2006.01); B01J 23/40 (2006.01); B01J 23/74 (2006.01); B01J 27/02 (2006.01); B01J 27/047 (2006.01); B01J 27/051 (2006.01); B01J 27/049 (2006.01); B01J 27/043 (2006.01); B01J 27/045 (2006.01);
U.S. Cl.
CPC ...
Abstract
Ruthenium sulfide catalyst and gas diffusion electrodes incorporating the same for reduction of oxygen in industrial electrolyzers which catalyst is highly resistant to corrosion making it useful for oxygen-depolarized aqueous hydrochloric acid electrolysis.