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:
Jul. 16, 2024
Filed:
Aug. 11, 2020
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Robert G. Tinger, Friendswood, TX (US);
Hari Nair, Spring, TX (US);
Todd E. Detjen, Bellaire, TX (US);
Paul Podsiadlo, Humble, TX (US);
Travis D. Sparks, Deer Park, TX (US);
Assignee:
ExxonMobil Engineering & Technology Company, Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/27 (2006.01); B01J 29/42 (2006.01);
U.S. Cl.
CPC ...
C07C 5/2708 (2013.01); B01J 29/42 (2013.01);
Abstract
A liquid phase isomerization process comprising cofeeding molecular hydrogen at a feeding rate ≥100 ppm by weight can effectively convert a C8 aromatic hydrocarbon isomerization feed in the presence of an isomerization catalyst with a very low deactivation rate of the catalyst, even at high WHSV ≥5 hour.