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. 14, 2026
Filed:
May. 08, 2024
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10C 3/02 (2006.01); C10C 3/00 (2006.01);
U.S. Cl.
CPC ...
C10C 3/026 (2013.01); C10C 3/002 (2013.01);
Abstract
A process for making a mesophase pitch may include passing an aromatics-rich feed into a reactor and subjecting the aromatics-rich feed to a temperature of greater than or equal to 350° C. and a pressure of from 20 bar to 40 bar for a duration of from 4 hours to 10 hours in the reactor to produce the mesophase pitch. The total amount of molecular oxygen and peroxides in the reactor may be less than 1 mol. %. The aromatics-rich feed may include at least 80 wt. % aromatics and the aromatics-rich feed may include less than 3 wt. % of a combination of sulfur, nitrogen, and oxygen.