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:
Jun. 06, 2006
Filed:
Jun. 12, 2003
Applicants:
Leo E. Hakka, Dollard des Orueaux, CA;
Michel A. Ouimet, Montreal, CA;
Inventors:
Leo E. Hakka, Dollard des Orueaux, CA;
Michel A. Ouimet, Montreal, CA;
Assignee:
Cansolv Technologies Inc., Montreal, CA;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for recovering COfrom a feed gas stream comprises treating the feed gas stream with a regenerated absorbent comprising at least one tertiary amine absorbent having a pKfor the amino function of from about 6.5 to about 9 in the presence of an oxidation inhibitor to obtain a COrich stream and subsequently treating the COrich stream to obtain the regenerated absorbent and a COrich product stream. The feed gas stream may also include SOand/or NO.