ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,379, issued on May 13, was assigned to Ternium Mexico S.A. de C.V. (San Nicolas de los Garza, Mexico).

"Process for producing clean steel products with a low nitrogen content using an electric arc furnace and a degassing system" was invented by Francisco Fernando Ibarra Castillo (San Nicolas de los Garza, Mexico), Hugo Solis Tovar (San Nicolas de los Garza, Mexico), Jorge Adalberto Tena Morelos (San Nicolas de los Garza, Mexico) and Juan Manuel Beirana Mendez (San Nicolas de los Garza, Mexico).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for producing clean steel products with low nitrogen content, below 35 ppm, in a steelmaking plant com...