ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,870, issued on June 3, was assigned to Halliburton Energy Services Inc. (Houston).
"Activator for plain and foamed exothermic reaction in a wellbore" was invented by Ravikant S. Belakshe (Pune, India), Sumit Ramesh Songire (Pune, India) and Pratiksha Sharma (Pune, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "A catalyst and method of use can involve causing a clean exothermic reaction in a flowline environment. The mixture can include sodium nitrite, an ammonium-based compound, and an activator that can be injected into a fluid flow path. The activator can include an acid that can be generated from a lactone. The fluid flow path can be a pipel...