ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,604, issued on June 17, was assigned to ARRIVAL ENERGY SOLUTIONS INC. (Leduc, Canada).
"Indexing control system" was invented by Jayson Russell (Calgary, Canada), Laurier E. Comeau (Calgary, Canada) and Paul Allan Sibbald (Calgary, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole tool assembly is configured for repeated and selective hydraulic activation and deactivation. A spring member biases the indexing control section 210 towards a first axial position while drilling fluid pressure in the tool body urges the indexing control section 210 towards other axial positions. Downhole tool activation and deactivation may repeatedly be co...