ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,298, issued on Nov. 3, was assigned to (A) ThyssenKrupp Steel Europe AG (Duisburg, Germany).
"Method for producing steel in an integrated metallurgical plant" was invented by Nils Jager (Mulheim, Germany), Daniel Schubert (Duisburg, Germany) and Matthias Weinberg (Krefeld, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a method for producing steel in an integrated metallurgical plant comprising at least one direct reduction reactor for directly reducing iron ore to give sponge iron, at least one electric furnace for melting the sponge iron to give pig iron or crude steel, at least one blast furnace for smelti...