ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,062, issued on July 22, was assigned to Clementina Clemco Holdings Inc. (Washington, Mo.).
"Metering valve for abrasive media" was invented by Ernest Gale Shafferkoetter (Villa Ridge, Mo.), Thomas E. Enger (Washington, Mo.) and Anthony James Regna (Pacific, Mo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A metering valve for introducing media into a pressurized fluid includes media passaging having a media inlet for receiving media and a media outlet for dispensing media toward the pressurized fluid. The media passaging defines a flow path extending from the media inlet to the media outlet and is configured to permit flow of media along the flow ...