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. 06, 2018
Filed:
Mar. 17, 2011
Applicants:
Vijay Bhambhani Godhwani, Montreal, CA;
John Nicholas Sarlis, Montreal, CA;
Inventors:
Vijay Bhambhani Godhwani, Montreal, CA;
John Nicholas Sarlis, Montreal, CA;
Assignee:
SHELL OIL COMPANY, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/14 (2006.01); B01J 20/20 (2006.01); B01J 39/08 (2017.01);
U.S. Cl.
CPC ...
B01D 53/1425 (2013.01); B01D 53/1493 (2013.01); B01J 20/20 (2013.01); B01J 39/08 (2013.01); B01D 2251/21 (2013.01); B01D 2251/30 (2013.01); B01D 2251/304 (2013.01); B01D 2251/40 (2013.01); B01D 2257/302 (2013.01);
Abstract
A process for the regeneration of an acid gas absorbent comprising an amine and heat stable salts by phase separation, comprising a) mixing the acid gas absorbent with an alkaline solution, to form a mixture with a pH above the pH equivalence point of the amine; b) cooling the mixture to a temperature below 500 C; c) separating the mixture into a regenerated acid gas absorbent and a waste stream; d) collecting the regenerated acid gas absorbent separate from the waste stream.