ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,886, issued on Oct. 14, was assigned to GRANITEFUEL ENGINEERING INC. (Concord, Canada).

"Siloxane treatment vessel regeneration" was invented by Shazam S. Williams (Toronto), Linjie Hu (Vaughan, Canada) and Glen Thomas Prisciak (Georgetown, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for and method of regenerating a siloxane treatment vessel. At least one heat exchanger receives a flow of fluid from the siloxane treatment vessel, and discharges a cooled flow. A knockout tank receives the cooled flow, separates a condensed portion for disposal, and discharges the remainder. A heater raises a temperature of the remainder flow of flu...