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. 31, 2017
Filed:
Sep. 09, 2014
Applicants:
Brian Benicewicz, Columbia, SC (US);
Guoqing Qian, Irmo, SC (US);
Inventors:
Brian Benicewicz, Columbia, SC (US);
Guoqing Qian, Irmo, SC (US);
Assignee:
University of South Carolina, Columbia, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/32 (2006.01); C25B 1/10 (2006.01); H01M 8/0662 (2016.01); C01B 3/50 (2006.01); B01D 53/22 (2006.01);
U.S. Cl.
CPC ...
H01M 8/0681 (2013.01); B01D 53/326 (2013.01); C01B 3/503 (2013.01); C01B 3/505 (2013.01); C25B 1/10 (2013.01); B01D 53/22 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1026 (2013.01); B01D 2255/20753 (2013.01); B01D 2256/16 (2013.01); B01D 2257/102 (2013.01); B01D 2257/11 (2013.01); B01D 2257/304 (2013.01); B01D 2257/406 (2013.01); B01D 2257/504 (2013.01); B01D 2257/7022 (2013.01); B01D 2257/7025 (2013.01); B01D 2257/80 (2013.01); Y02C 20/20 (2013.01); Y02P 20/152 (2015.11); Y02P 20/156 (2015.11);
Abstract
Methods for purifying a hydrogen gas stream are provided that can include: introducing the hydrogen gas stream into the hydrogen pumping cell, and collecting a purified hydrogen gas from the hydrogen pumping cell. The hydrogen gas stream can include hydrogen sulfide in an amount of about 10 ppm to about 1,000 ppm, and can have a relative humidity of about 0.1% or more at the operational temperature and pressure of the hydrogen pumping cell.