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:
Apr. 19, 2022
Filed:
Jun. 03, 2020
Applicant:
Ultracell Llc, Livermore, CA (US);
Inventors:
Ru Chen, Dublin, CA (US);
Franklin Paul Barcinas, Stockton, CA (US);
Ian W. Kaye, Livermore, CA (US);
Assignee:
ULTRACELL LLC, Livermore, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/02 (2006.01); B01D 61/58 (2006.01); H01M 8/1011 (2016.01);
U.S. Cl.
CPC ...
B01D 61/025 (2013.01); B01D 61/027 (2013.01); B01D 61/58 (2013.01); H01M 8/1011 (2013.01); B01D 2311/04 (2013.01);
Abstract
Filtration systems and methods for purifying windshield washer fluid to yield methanol pure enough for fueling methanol fuel cell systems. Pumping commercially available windshield washer fluid through filtration systems having one or more filters can remove additives from the windshield washer fluid. The filtration systems include filters, such as activated carbon filters, nanofiltration filters, reverse osmosis filters, and ion exchange resin filters.