Patent · US Expired

Method for producing gas diffusion electrodes

US7226885B2 · kind B2 · utility

2Cited by

15References

12Claims

0Family size

Assignees

UHDE GMBH · DE
Gaskatel GmbH · DE

Inventors

Kosmas Janowitz · Dortmund, DE
Torsten Dresel · Hagen, DE
Peter Woltering · Neuenkirchen, DE
Roland Beckmann · Wien, AT
Thomas Steinmetz · Dortmund, DE
Randolf Kiefer · Bochum, DE
Karl-Heinz Dulle · Olfen, DE
Frank Funck · Oberhausen, DE
Hans-Joachim Kohnke · Kassel, DE

Key dates

Filing date	Jun 18, 2002
Grant date	Jun 5, 2007
Priority date	—
Expiry date	Jan 25, 2024

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

With the help of a method for production of a gaseous diffusion electrode from a silver catalyst on PTFE-substrate, it is endeavored to achieve results which can be reproduced, by avoiding the disadvantages of the state-of-the-art technology, whereby this is achieved in that

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.