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:
Feb. 23, 1988
Filed:
Dec. 05, 1986
Applicant:
Inventors:
Kiyoshi Hashimoto, Himeji, JP;
Takumi Kono, Himeji, JP;
Makoto Kurimoto, Niihama, JP;
Masaru Uno, Akashi, JP;
Assignees:
Sumitomo Chemical Company, Limited, Osaka, JP;
Seitetsu Kagaku Co., Ltd., Harimachi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 23 ; 55 26 ; 55 27 ; 55 31 ; 55 33 ; 55 58 ; 55 75 ;
Abstract
Carbon dioxide can be obtained in high recovery with high purity from a gas mixture containing 10% or more of carbon dioxide by a pressure-swing adsorption method wherein moisture in the gas mixture is removed with cooling and heating prior to the adsorption of the carbon dioxide on an adsorbent.