ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,595, issued on Oct. 20, was assigned to voestalpine BOHLER Edelstahl GmbH & Co KG (Kapfenberg, Austria).
"Method for manufacturing a tool steel as a support for PVD coatings and a tool steel" was invented by Alfred Hackl (Kammern im Liesingtal, Austria) and Harald Leitner (Kindberg, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tool steel as well as a method for manufacturing a tool steel for cold-work and/or high-speed-work applications, in particular as an intermediate product for manufacturing cold-work and/or high-speed-work tools with a PVD coating, consisting of the following alloying elements: (all amounts expressed in wt %): C=0.5...