ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,617, issued on Sept. 8, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas).

"Method for hydraulic fracturing of conventional and unconventional reservoirs by introducing energized fluid" was invented by Anna Beletskaya (Sugar Land, Texas), Samuel Danican (Sugar Land, Texas), Patrice Abivin (Houston), Timothy Lesko (Houston), Gustavo Plaza (Sugar Land, Texas) and Herbe Gomez Conzatti y Martinez (Sugar Land, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, compositions, apparatus, and methods for hydraulically fracturing a subterranean formation traversed by a wellbore including mixing a gelling agent and water to form a ba...