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:
Aug. 02, 2022
Filed:
Oct. 16, 2017
Applicant:
Fischer Eco Solutions Gmbh, Achern-Fautenbach, DE;
Inventor:
Denys Gromadskyi, Aalborg Øst, DK;
Assignee:
fischer Eco Solutions GmbH, Achern-Fautenbach, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0213 (2016.01); H01M 8/0221 (2016.01); H01M 8/0226 (2016.01); H01M 8/0258 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0213 (2013.01); H01M 8/0221 (2013.01); H01M 8/0226 (2013.01); H01M 8/0258 (2013.01); Y02P 70/50 (2015.11);
Abstract
A production method for a fuel cell separator comprises the steps of providing a powder blend of at least 70% carbon powder, 0.5-5% PTFE, PolyTetraFluoroEthylene, and 0-20% thermoplastic polymer different from PTFE. The powder is sedimented as slurry in a suspension, excess liquid removed from the slurry, and the remaining slurry press-moulded into a shape of a separator plate, for example for use in a fuel cell stack.
Gromadskyi, Denys. (2022). Method for producing a separator plate for a fuel cell and a method for producing a fuel cell stack with such separator (U.S. Patent No. 11404704). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11404704
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