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. 21, 1992
Filed:
Aug. 14, 1990
Applicant:
Inventors:
Arthur I Shirley, South Orange, NJ (US);
Alberto I LaCava, South Plainfield, NJ (US);
Assignee:
The BOC Group, Inc, Murray Hill, New Providence, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 26 ; 55 58 ; 55 62 ; 55 68 ; 55 74 ; 55 75 ;
Abstract
Processes for the production of an inert gas-rich product gas from pressure swing adsorption are provided wherein the pressurization step is carried out by the use of feed gas only in a two step late feed profile, or by product gas and feed gas with the feed gas entering in either a typical one-step feed profile or in the two step late feed profile above.