ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,061, issued on Sept. 16, was assigned to ArcelorMittal (Luxembourg).
"Method for manufacturing a thermally treated steel sheet" was invented by Frederic Bonnet (Avril, France) and Yannick Doh (Montigny-les-Metz, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a thermally treated steel sheet is described. The method includes: A. preparation step containing: 1) a selection substep, wherein: a. mtarget and a chemical composition are compared to a list of predefined products, whose microstructure contains predefined phases and predefined proportion of phases, and a product having a microstructure mstandard closest to m...