ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,453, issued on Sept. 22, was assigned to GD ENERGY PRODUCTS LLC (Tulsa, Okla.).

"Counterflow guide for fluid end" was invented by Jacob Gregory Garrison (Tulsa, Okla.), Adam Bradley Avey (Tulsa, Okla.) and Konner Casey Kay (Broken Arrow, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A counterflow guide includes a body with a first end surface, a second end surface positioned opposite the first end surface, and a sidewall connecting the first end surface to the second end surface. The counterflow guide also includes a discharge passage configured to direct a fluid to discharge through the body, from a discharge inlet to a discharge outlet. Th...