ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,465, issued on May 6, was assigned to The Water & Carbon Group Pty Ltd. (Brisbane, Australia).
"Water treatment for removing PFAS" was invented by Cliff Alexander DuckWorth (Brisbane, Australia) and James Patrick Hunter (Brisbane, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "An above-ground low-energy method of dewatering highly contaminated waste e.g. leachate contaminated with at least a first group of contaminants and PFAS is described. The method comprises the step of removing the PFAS before removing the first group of contaminants. The removal of PFAS is undertaken by actively aerating the contaminated waste comprising PFAS to prod...