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:
Jan. 11, 2011
Filed:
Sep. 30, 2008
Mohamed Safdar Allie Baksh, Wheatfield, NY (US);
Michael S. Manning, Buffalo, NY (US);
Ashwin Desai, Williamsville, NY (US);
Preeti Chandra, Williamsville, NY (US);
Paul William Belanger, Clarence City, NY (US);
Mohamed Safdar Allie Baksh, Wheatfield, NY (US);
Michael S. Manning, Buffalo, NY (US);
Ashwin Desai, Williamsville, NY (US);
Preeti Chandra, Williamsville, NY (US);
Paul William Belanger, Clarence City, NY (US);
Praxair Technology, Inc., Danbury, CT (US);
Abstract
The present invention relates to a dual feed and dual vacuum four bed VPSA process for selectively adsorbing a component from a feed stream, e.g., nitrogen from air, to produce an oxygen-enriched gas stream using a multi-port indexing drum valve, a system comprising a multi-port indexing drum valve and method for operating such a system.