ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,125, issued on Sept. 22, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Dual reactor system for simultaneous decontamination and cracking of plastic derived oil to circular chemicals" was invented by Aaron Chi Akah (Dhahran, Saudi Arabia) and Rashed Aleisa (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for upgrading plastic derived oil includes contacting the plastic derived oil with a mixed catalyst in a first reactor, where the mixed catalyst includes a decontamination catalyst and a cracking catalyst different from the decontamination catalyst. The first reactor reduces concentrations of halogen-...