ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,875, issued on June 9, was assigned to ExxonMobil Technology and Engineering Co. (Spring, Texas).
"Hydraulic fracturing methods utilizing fracturing fluids comprising coke proppant particles and low-base-viscosity carrier fluid" was invented by Timothy G. Benish (Spring, Texas), Robert M. Shirley (The Woodlands, Texas), James S. Brown (Sugar Land, Texas), P. Matthew Spiecker (Manvel, Texas), Kendal K. Decker (Spring, Texas) and Mohan G. Kulkarni (The Woodlands, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method comprises hydraulically fracturing a subterranean formation by introducing a fracturing fluid comprising coke proppant particles a...