US Patent Issued to NIPPON STEEL on Sept. 22 for "Non-oriented electrical steel sheet, method for producing same, and hot-rolled steel sheet" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,223, issued on Sept. 22, was assigned to NIPPON STEEL Corp. (Tokyo).

"Non-oriented electrical steel sheet, method for producing same, and hot-rolled steel sheet" was invented by Yoshihiro Arita (Tokyo) and Shinichi Matsui (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-oriented electrical steel sheet is provided which has a chemical composition that contains, in mass %, C: 0.0050% or less, Si: 0.10 to 1.50%, Mn: 0.10 to 1.50%, sol. Al: 0.0050% or less, N: 0.0030% or less, S: 0.0040% or less, and O: 0.0050 to 0.0200%, and contains one or more elements selected from a group of La, Ce, Zr, Mg and Ca in a total amount of 0.0005 to 0.0200%, ...