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. 04, 1992
Filed:
May. 08, 1991
Applicant:
Inventors:
Timothy C Golden, Allentown, PA (US);
Paula J Battavio, Allentown, PA (US);
Yee-Chang Chen, Macungie, PA (US);
Thomas S Farris, Bethlehem, PA (US);
John N Armor, Orefield, PA (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 25 ; 55 28 ; 55 31 ; 55 33 ; 55 58 ; 55 62 ; 55 68 ; 55 75 ; 55389 ; 502417 ;
Abstract
Composite oxygen selective desiccants comprising a carbon molecular sieve which is kinetically selective for the adsorption of oxygen over nitrogen and an agent for the sorption of water such as lithium chloride, lithium bromide, calcium chloride, magnesium chloride, calcium nitrate, potassium fluoride, oxides of silicon, aluminum, calcium or barium are disclosed. Methods of making the components and their use in air separation are also set forth.