ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,684, issued on Dec. 16, was assigned to CERATIZIT Luxembourg SARL (Marmer, Luxembourg).
"Focusing tube, and use thereof" was invented by Mathieu Schellenberger (Mamer, Luxembourg), Gabriele Pozzetti (Mamer, Luxembourg), Michael Droschel (Mamer, Luxembourg), Michael Magin (Mamer, Luxembourg) and Philippe Da Cunha Alves (Mamer, Luxembourg).
According to the abstract* released by the U.S. Patent & Trademark Office: "A focusing tube is configured to focus a high-pressure liquid jet containing abrasive particles. The focusing tube has a focusing duct portion and an exit opening for the free discharge of the liquid jet from the focusing duct portion. A center point of the discharge ope...