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:
Aug. 13, 2013
Filed:
Jul. 26, 2012
Applicants:
Mark Paul Hagemeister, Houston, TX (US);
David Lee Johnson, Doylestown, PA (US);
John Joseph Monson, League City, TX (US);
Inventors:
Mark Paul Hagemeister, Houston, TX (US);
David Lee Johnson, Doylestown, PA (US);
John Joseph Monson, League City, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
The proposed process uses crystallization technology to purify paraxylene simultaneously of large concentrations of C8 aromatics and also small concentrations of oxygenated species.