ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,624, issued on Sept. 8, was assigned to JFE STEEL Corp. (Tokyo).
"Method of producing ferritic stainless steel sheet" was invented by Akito Mizutani (Tokyo) and Mitsuyuki Fujisawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of producing a ferritic stainless steel sheet comprises subjecting an Al vapor deposited layer-equipped stainless steel sheet to a heat treatment at 600deg C. to 1300deg C. for 1 minute or more. The Al vapor deposited layer-equipped stainless steel sheet comprises a ferritic stainless steel and an Al vapor deposited layer thereon. The ferritic stainless steel sheet has a thickness of 100 micro metre or less and...