ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,763, issued on Jan. 13, was assigned to Halliburton Energy Services Inc. (Houston).

"Relative permeability modifier package for produced fluids from a subterranean formation" was invented by Shoy George (Pune, India), Larry Steven Eoff (Houston), Jason Adam Denny (Houston), Sunita S Kadam (Pune, India) and Sherif Eldin (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reservoir fluid can be produced from a subterranean formation. The reservoir fluid can include water and hydrocarbons such as oil. It is oftentimes desirable to limit the amount of water that is produced, so a higher ratio of hydrocarbons can be produced. Portions of the subter...