ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,299, issued on Jan. 20, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"Enhancing transverse fractures while performing hydraulic fracturing within an openhole borehole" was invented by Harold Pfutzner (Richmond, Texas), Gallyam Aidagulov (Dhahran, Saudi Arabia) and Mohammed Badri (Al-Khobar, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole tool includes a metal carrier tool body having at least one cavity formed in and opening to an outer surface, defining an outer diameter of the metal carrier tool body. The downhole tool includes one or more explosive notching elements mounted in the at least one cavity. ...