ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,716, issued on Jan. 20, was assigned to NIJHUIS WATER TECHNOLOGY B.V. (Doetinchem, Netherlands).

"System for removing ammonia from an ammonia-containing effluent, and method for the same" was invented by Tuur Bert Theo Van Den Eijnde (Nijmegen, Netherlands), Gerrit Oopke Jan Smith (Brummen, Netherlands) and Hendrik Willem Herman Menkveld (Vorden, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for removing ammonia from an ammonia-containing liquid, comprising a heat exchanger, an ammonia stripper and an acid scrubber, wherein the ammonia stripper comprises at least two stripper units, which are in fluid communication with one ano...