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. 05, 2021
Filed:
Dec. 13, 2016
Applicants:
Covestro Deutschland Ag, Leverkusen, DE;
Uhdenora S.p.a., Milan, IT;
Inventors:
Andreas Bulan, Langenfeld, DE;
Michael Großholz, Leverkusen, DE;
Randolf Kiefer, Marl, DE;
Peter Woltering, Neuenkirchen, DE;
Assignees:
Covestro Deutschland AG, Leverkusen, DE;
Thyssenkrupp Uhde Chlorine Engineers (Italia) S.R.L., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 17/02 (2006.01); C25B 1/34 (2006.01); C25B 9/19 (2021.01); C25B 11/031 (2021.01); C25B 11/051 (2021.01); H01M 4/88 (2006.01);
U.S. Cl.
CPC ...
C25B 1/34 (2013.01); C25B 9/19 (2021.01); C25B 11/031 (2021.01); C25B 11/051 (2021.01); H01M 4/88 (2013.01); Y10T 29/49108 (2015.01);
Abstract
Method for the gastight and liquid-tight installation of oxygen consuming electrodes in an electrolysis apparatus, and electrolysis apparatus for use in chloralkali electrolysis, in which particular regions are covered with an additional film having a composition comparable to the oxygen-consuming electrodes.