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:
Apr. 17, 2018
Filed:
Sep. 11, 2014
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Jonathan W. Leister, Manvel, TX (US);
Ross E. Dugas, Pearland, TX (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/14 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1425 (2013.01); B01D 2252/2021 (2013.01); B01D 2252/2025 (2013.01); B01D 2252/2026 (2013.01); B01D 2252/20421 (2013.01); B01D 2252/20426 (2013.01); B01D 2252/20431 (2013.01); B01D 2252/20447 (2013.01); B01D 2252/20452 (2013.01); B01D 2252/20468 (2013.01); B01D 2252/20484 (2013.01); B01D 2252/20489 (2013.01); B01D 2256/245 (2013.01); B01D 2257/108 (2013.01); B01D 2257/302 (2013.01); B01D 2257/304 (2013.01); B01D 2257/306 (2013.01); B01D 2257/308 (2013.01); B01D 2257/406 (2013.01); B01D 2257/408 (2013.01); B01D 2257/502 (2013.01); B01D 2257/504 (2013.01); B01D 2257/702 (2013.01);
Abstract
Disclosed is an improved process for regenerating solvent used to remove contaminants from a fluid stream. Said process comprises a solvent regeneration system () comprising a rich/lean solvent stripper column (), reboiler (), condenser (), and reflux receiver () wherein the improvement is the locationof the condensed stripper gas return from the reflux receiver.