ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,140, issued on Nov. 3, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Dual reactor system for decontamination and conversion of plastic derived oil to hydrocarbon intermediates" was invented by Aaron Chi Akah (Dhahran, Saudi Arabia), Rashed Aleisa (Dhahran, Saudi Arabia) and Ahmad Jazzar (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for upgrading a plastic derived oil includes providing the plastic derived oil comprising hydrocarbons and greater than or equal to 100 ppmw halogen-containing compounds and contacting the plastic derived oil with an MMO catalyst in a first reactor at reaction conditions ...