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:
Dec. 15, 1992
Filed:
May. 06, 1991
Applicant:
Inventor:
Richard T Maurer, Nanuet, NY (US);
Assignee:
UOP, Des Plaines, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 26 ; 55 33 ; 55 62 ; 55 68 ; 55 74 ; 55 75 ;
Abstract
A process is provided for the separation of ethane from methane-containing feedstreams using pressure-swing adsorption wherein the adsorbent is a faujasite type of zeolitic aluminosilicate containing at least 20 equivalent percent of calcium cations or zinc cations or mixtures thereof and containing not more than 80 equivalent percent of alkali metal or alkaline earth metal cations.