ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,171, issued on June 17, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"Decanter centrifuges and associated acceleration pipes and methods" was invented by Luciano Guandalini (Occhiobello Rovigo, Italy), Gocha Chochua (Sugar Land, Texas), Marco Bergonzoni (Occhiobello Rovigo, Italy) and Leonardo Renzo Vicentini (Occhiobello Rovigo, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "Decanter centrifuges and associated acceleration pipes and methods are provided. In accordance with an example, an acceleration pipe for use with a decanter centrifuge including a feed pipe and a screw conveyor having an acceleration chamber includes...