ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,608, issued on Dec. 9, was assigned to Halliburton Energy Services Inc. (Houston).
"Sealing element with sloped ends" was invented by Reena Thomas (Houston), Lonnie Carl Helms (Houston) and Frank Vinicia Acosta Villarreal (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sealing element for wellbore operations can include an energizing end with a sloped surface and a perpendicular surface, a stationary end with a sloped surface and a perpendicular surface, and an engagement surface located between the energizing end and the stationary end. An energizing sleeve can include a sloped surface that engages with and moves along the sloped surface o...