ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,127, issued on July 8, was assigned to Halliburton Energy Services Inc. (Houston).

"Voltage to accelerate/decelerate expandable metal" was invented by Michael Linley Fripp (Carrollton, Texas), Luke Holderman (Dallas) and Richard Decena Ornelaz (Frisco, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for setting a downhole tool, and a downhole tool, and a well system employing the same. The method, in at least one aspect, includes positioning a downhole tool within a wellbore, the downhole tool including expandable metal configured to expand in response to hydrolysis, and subjecting the expandable metal to a wellbore fluid to...