ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,054, issued on Aug. 26.
"Apparatus and method for dosage and administration of liquid chemicals" was invented by Vincent Tremblay-Meunier (Saint-Eustache, Canada) and Jean-Christophe Fortin Houde (Pincourt, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A channel block for a liquid chemical dosing apparatus. The channel block has a process outlet; a chemical liquid inlet; an evacuation outlet; a calibration column outlet; channels provided within the channel block that connect at least the process outlet, the chemical liquid inlet, the evacuation outlet and the calibration column outlet; a pressure indicator mounted to the channel block to me...