ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,825, issued on Feb. 17, was assigned to ANDRITZ INC. (Alpharetta, Ga.).
"Drum washer with gravity assist drainage" was invented by Lindsay Brandino Rawls (Alpharetta, Ga.) and Todd S. Grace (Alpharetta, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary drum filter includes a drum shell configured to rotate through a slurry, the drum shell having areas defining a plurality of drainage holes, at least one divider plate a first end and a second end, the at least one divider plate disposed on an outer surface of the drum shell and extending longitudinally and laterally along the drum shell, the first end being disposed near a drainage hole, an...