US Patent Issued to POSCO on Nov. 25 for "Grain-oriented electrical steel sheet and method for manufacturing same" (South Korean Inventors)

ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,170, issued on Nov. 25, was assigned to POSCO (Pohang-si, South Korea).

"Grain-oriented electrical steel sheet and method for manufacturing same" was invented by Dae-Hyun Song (Gyeongsangbuk-do, South Korea), Junesoo Park (Gyeongsangbuk-do, South Korea) and Sang-Woo Lee (Gyeongsangbuk-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a grain-oriented electrical steel sheet according to an embodiment of the present invention comprises the steps of: hot-rolling a slab to prepare a hot-rolled sheet, the slab containing, in wt %, 2.0 to 6.0% of Si, 0.04 to 0.12% of Mn, 0.001 to 0.022% of N, 0.027 to 0.060% of C, 0...