ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,315, issued on May 5, was assigned to Halliburton Energy Services Inc. (Houston).
"Slurry proportioner system" was invented by Wesley John Warren (Duncan, Okla.) and Chad A. Fisher (Duncan, Okla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a proportioner having one or more proportioner inlets to receive a common concentrated proppant fluid comprising a proppant, two or more flow lines fluidly connected to the one or more proportioner inlets, two or more proportioner outlets, each of the two or more proportioner outlets associated with one of the two or more flow lines, one or more fluid inlets, each of the one or more fluid inlets for i...