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:
Jan. 19, 2021
Filed:
Jul. 02, 2018
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Kapil Kandel, Humble, TX (US);
Bryan A. Patel, Jersey City, NJ (US);
Sumathy Raman, Annandale, NJ (US);
John S. Coleman, Houston, TX (US);
Reyyan Koc-Karabocek, Houston, TX (US);
Teng Xu, Houston, TX (US);
Cyrus J. Rachal, Webster, TX (US);
Subramanya V. Nayak, Buffalo Grove, IL (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
A multi-stage process for upgrading tars is provided. A predominantly hydrotreating stage can be applied before a cracking stage, which can be a hydrocracking or a thermal cracking stage. Alternatively, a predominantly cracking stage, which can be a hydrocracking or a thermal cracking stage, can be applied before a hydrotreating stage. Apparatus suitable for performing the method is also provided.