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:
Nov. 22, 2011
Filed:
Dec. 08, 2008
Applicants:
Matthew Campbell, Montreal, CA;
John Sarlis, Laval, CA;
Vijay Bhambhani Godhwani, Montreal, CA;
Melina Infantino, Montreal, CA;
Inventors:
Matthew Campbell, Montreal, CA;
John Sarlis, Laval, CA;
Vijay Bhambhani Godhwani, Montreal, CA;
Melina Infantino, Montreal, CA;
Assignee:
Cansolv Technologies Inc., Montreal, Quebec, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A diamine absorbent that contains heat stable salts is regenerated using an ion exchange process wherein the cation exchange resin is regenerated using sulfurous acid reflux.