ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,028, issued on July 14, was assigned to ExxonMobil Product Solutions Co. (Spring, Texas).

"Heat integration with pyrolysis oil and a heat transfer medium for chemical facilities" was invented by Daryl Bitting (Longview, Texas), David Eugene Slivensky (Tatum, Texas), Xianchun Wu (Longview, Texas) and Avery L. Anderson (Longview, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heat integration process and system for a chemical recycling facility is provided that can lower the carbon footprint and global warming potential of the facility. More particularly, one or more heat transfer media may be used to recover heat energy from a waste plastic p...