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. 20, 1993
Filed:
Mar. 13, 1992
Applicant:
Inventors:
Robert Gmelin, Cranford, NJ (US);
Alberto LaCava, South Plainfield, NJ (US);
Assignee:
The BOC Group, Inc., New Providence, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 25 ; 55 33 ; 55 62 ; 55 68 ; 55 74 ; 55 75 ;
Abstract
A process for producing a nitrogen-enriched product in improved yield and specific product comprising passing air through a bed of crushed zeolite having a particle size of 10 to 40 mesh, thereby adsorbing oxygen and producing the enriched nitrogen product.