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:
Sep. 13, 2022
Filed:
Sep. 30, 2020
Air Products and Chemicals, Inc., Allentown, PA (US);
Nasim Ul Hassan Malik, London, GB;
King Wai Hung, Surbiton, GB;
Gowri Krishnamurthy, Sellersville, PA (US);
William T. Kleinberg, Emmaus, PA (US);
Garrett C. Lau, New Tripoli, PA (US);
Edward Landis Weist, Jr., Macungie, PA (US);
Air Products and Chemicals, Inc., Allentown, PA (US);
Abstract
An adsorbent vessel for removing contaminants from a feed gas upstream from a cryogenic distillation process using pressure swing adsorption, temperature swing adsorption, or thermal-pressure swing adsorption. The adsorbent vessel having an adsorbent bed comprised of multiple layers of adsorbent material, including two layers of adsorbent material that selective adsorbs carbon dioxide. Each of the two layers is formed from an adsorbent material having a different capacity for adsorbing carbon dioxide.