US Patent Issued to P & S Global Holdings on Dec. 16 for "Methods for making cutting tool inserts using protective coatings" (Arkansas Inventor)

ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,701, issued on Dec. 16, was assigned to P & S Global Holdings LLC (Houston).

"Methods for making cutting tool inserts using protective coatings" was invented by Wenping Jiang (Fayetteville, Ark.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a method for coating carbide substrates using nanostructured and a non-nanostructured layers. The coatings can be produced by the addition of a refining agent flow, particular hydrogen chloride gas, during deposition, and can be produced as multiple individual titanium and titanium-based nanostructured layers varying functional materials. The combination of a nanostructured layers and non-nan...