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:
Feb. 15, 2022
Filed:
Apr. 11, 2019
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Saudi Arabian Oil Company, Dhahran, SA;
Guillermo Leal, Riyadh, SA;
Kareemuddin Mahaboob Shaik, Dhahran, SA;
Hiren Shethna, Dhahran, SA;
Naif Mohammed Al-Naddah Al-Otaibi, Riyadh, SA;
Mohammed Bismillah Ansari, Riyadh, SA;
Zhonglin Zhang, Dhahran, SA;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen Op Zoom, NL;
SAUDI ARABIAN OIL COMPANY, Dhahran, SA;
Abstract
A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a butadiene extraction unit producing a first process stream; passing the first process stream through a methyl tertiary butyl ether unit producing a second process stream and a methyl tertiary butyl ether product; passing the second process stream through a hydration unit producing the fuel additive and a recycle stream; passing the recycle stream through a hydrogenation unit; and recycling the recycle stream to a steam cracker unit and/or to the feed stream