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:
Mar. 09, 1999
Filed:
Jul. 31, 1997
Applicant:
Inventors:
Darrell L Gallup, Santa Rosa, CA (US);
Thomas S Powell, Windsor, CA (US);
Assignee:
Union Oil Company of California, El Segundo, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
95186 ; 95233 ; 95235 ; 96234 ; 96243 ; 96329 ; 4232427 ;
Abstract
One or more contaminants selected from the group consisting of acidic gases, inert particulates, and mixtures thereof are removed from steam by contacting the contaminated steam with a nonaqueous sorbent such as crystalline molecular sieves, silica gels, soda ash, carbonaceous adsorbents, and amine liquid ion exchange resins.