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.

Date of Patent:
Feb. 02, 2016

Filed:

Apr. 25, 2014
Applicants:

Shiguang LI, Mount Prospect, IL (US);

Shaojun Zhou, Palatine, IL (US);

Howard S. Meyer, Hoffman Estates, IL (US);

Miao Yu, Pittsford, NY (US);

Moises A. Carreon, Boulder, CO (US);

Inventors:

Shiguang Li, Mount Prospect, IL (US);

Shaojun Zhou, Palatine, IL (US);

Howard S. Meyer, Hoffman Estates, IL (US);

Miao Yu, Pittsford, NY (US);

Moises A. Carreon, Boulder, CO (US);

Assignees:

Gas Technology Institute, Des Plaines, IL (US);

University of Louisville Research Foundation, Inc., Louisville, KY (US);

University of South Carolina, Columbia, SC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F17C 11/00 (2006.01); B01J 20/28 (2006.01); B01J 20/16 (2006.01); B01J 20/20 (2006.01); B01J 20/22 (2006.01);
U.S. Cl.
CPC ...
F17C 11/007 (2013.01); B01J 20/16 (2013.01); B01J 20/20 (2013.01); B01J 20/226 (2013.01); B01J 20/2808 (2013.01); B01J 20/28016 (2013.01); B01J 20/28052 (2013.01); B01J 20/28097 (2013.01); B01D 2253/25 (2013.01);
Abstract

Adsorbent pellets coated with an outer nano-porous layer can be loaded with gas at loading pressures of 250 bar or greater, enabling a much higher loading than can be achieved at low pressures. The nano-porous layer provides nano-valves which can be sealed with an adsorbate such as ethanol or a hydrocarbon to close the nano-valves. The closed nano-valves maintain the high loading pressure inside the adsorbent pellets, and thus maintain the gas loading, during storage of the loaded nano-valved adsorbent pellets at much lower pressure. To release the gas, the nano-porous layer can be heated to a temperature sufficient to vaporize the adsorbate and open the nano-valves.


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