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:
Sep. 10, 2019
Filed:
Jun. 22, 2016
Applicant:
Industrie DE Nora S.p.a., Milan, IT;
Inventors:
Assignee:
INDUSTRIE DE NORA S.P.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 7/00 (2006.01); C25B 1/00 (2006.01); C25B 9/00 (2006.01); C25B 9/16 (2006.01); C25B 11/04 (2006.01); C25C 7/02 (2006.01); C25B 1/02 (2006.01); C25C 1/12 (2006.01);
U.S. Cl.
CPC ...
C25B 11/0484 (2013.01); C25B 1/02 (2013.01); C25B 11/0405 (2013.01); C25B 11/0415 (2013.01); C25C 1/12 (2013.01); C25C 7/02 (2013.01);
Abstract
An electrode on valve metal substrate suitable for the evolution of oxygen in electrolytic processes is provided with a coating having a catalytic layer containing platinum group metals and one or more protective layers based on tin oxide modified with a doping element selected from bismuth, antimony or tantalum and with a small amount of ruthenium. The electrode is useful in processes of non-ferrous metal electrowinning.