US Patent Issued to JFE STEEL, JFE MINERAL & ALLOY on Nov. 18 for "Method for producing low-carbon ferromanganese" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,605, issued on Nov. 18, was assigned to JFE STEEL Corp. (Tokyo) and JFE MINERAL & ALLOY COMPANY LTD. (Tokyo).

"Method for producing low-carbon ferromanganese" was invented by Nobuhiko Oda (Tokyo), Yusuke Fujii (Tokyo), Shingo Sato (Tokyo), Ryo Kawabata (Tokyo), Naoki Kikuchi (Tokyo), Toshio Shiota (Tokyo) and Ippei Higuchi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing low-carbon ferromanganese capable of achieving a high Mn yield. In producing low-carbon ferromanganese by blowing an oxidizing gas from a top-blowing lance onto a bath face of high-carbon ferromanganese molten metal accommodated in a reaction vessel provi...