ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,708, issued on April 7, was assigned to Nabors Drilling Technologies USA Inc. (Houston).
"Centralizer for a tool in a drill collar" was invented by Scott Murta (Exton, Pa.), Sergei Knizhnik (Exton, Pa.) and Tom Mitchell (Wilmington, Del.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system that can include a centralizer configured to be radially positioned between a tool and an internal bore of a tubular, wherein the centralizer is configured to engage the internal bore and the tool via a plurality of biasing devices circumferentially spaced away from each other about a center axis of the centralizer. A method can include installing a biasing dev...