ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,728, issued on Feb. 24, was assigned to AB Sandvik Coromant (Sandviken, Sweden).
"Cutting tool" was invented by Linus Von Fieandt (Sandviken, Sweden), Erik Lindahl (Sandviken, Sweden) and Katalin Boor (Sandviken, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A coated cutting tool includes a substrate at least partially coated with a coating. The substrate is made of cemented carbide composed of hard constituents in a metallic. The metallic binder includes more than 60 wt % Ni. The coating has two or more layers, wherein the layer adjacent to the substrate is a W(CxN1-x)y layer, wherein 0.6less than equal toxless than equal to0.8 and 1.1less ...