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:
Jul. 13, 1993
Filed:
Mar. 31, 1992
Applicant:
Inventors:
Kent S Knaebel, Plain City, OH (US);
Alexander Kandybin, Columbus, OH (US);
Assignee:
Ohio State University, Columbus, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 26 ; 55 33 ; 55 58 ; 55 62 ; 55 66 ; 55 68 ; 55 75 ;
Abstract
A pressure swing adsorption (PSA) process for splitting oxygen from a feed gas comprising 95% oxygen and 5% argon to achieve an oxygen purity of at least about 99.7% is provided. A column used in the PSA process includes therein a bed of silver mordenite, an adsorbent determined to be selective to argon. In a preferred embodiment, the feed gas has a pressure of about 10.7 atm and a flow rate of about 8.8-9.2 vol. per cycle/vol of column.
Quick Actions:
Knaebel, Kent. (1993). Pressure swing adsorption system to purify oxygen (U.S. Patent No. 5226933). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5226933
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