ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,892, issued on June 10, was assigned to JFE STEEL Corp. (Tokyo).
"Method for manufacturing a grain-oriented electrical steel sheet" was invented by Yasuyuki Hayakawa (Tokyo), Masanori Takenaka (Tokyo) and Takeshi Imamura (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for manufacturing a grain-oriented electrical steel sheet. A steel slab having a specific chemical composition is heated and hot rolled. A hot-rolled steel sheet thus obtained is subjected to hot band annealing to obtain a cold-rolled steel sheet, which is then subjected to primary recrystallization annealing to obtain a primary recrystallized steel sheet. An...