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:
Aug. 16, 1977
Filed:
Oct. 18, 1972
Applicant:
Inventors:
Yvonne Baudouin, Palaiseau, FR;
Guy Simonet, Paris, FR;
Robert Eluard, Paris, FR;
Claude Pivard, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 25 ; 55 62 ; 55 75 ;
Abstract
An improved method of fractionation of a gaseous mixture by adsorption, in which the efficiency of extraction and the content of the desired constituent in the gaseous fraction extracted are increased, the method utilizing two or more adsorption lines, each including at least one adsorber comprising an adsorbent mass which preferentially adsorbs at least one constituent of the gaseous mixture, the first adsorption line comprising: