ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,644, issued on Aug. 5, was assigned to HYPERION MATERIALS & TECHNOLOGIES INC. (Worthington, Ohio).
"Hard metal cemented carbide" was invented by Nuria Cinca I Luis (Barcelona, Spain), Laura Larrimbe (Barcelona, Spain) and Jose Maria Tarrago (Lindau, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cemented carbide suitable as a high performance hard metal material for wire drawing of high-tensile strength alloys is provided. The cemented carbide may include a relatively low binder content with additives Cr, Ta and/or Nb to provide high wear and corrosion resistance, high thermal conductivity, high hardness and a desired hardness to fracture t...