ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,922, issued on May 13, was assigned to Vulcan Industrial Holdings LLC (Houston).

"Valve seat with embedded structure and related methods" was invented by Zhiyue Xu (Cypress, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of a valve seat for a pumping assembly includes a body having a bore. In addition, the valve seat includes an embedded structure embedded in the body so as to define, at least partially, a strike face of the valve seat. The strike face extends circumferentially about the bore, and the embedded structure includes a gradient material structure having a first material, a second material spaced from the first materia...