US Patent Issued to PRIMETALS TECHNOLOGIES JAPAN on Dec. 9 for "Hot rolling mills and hot rolling methods" (Japanese Inventors)

ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,550, issued on Dec. 9, was assigned to PRIMETALS TECHNOLOGIES JAPAN LTD. (Hiroshima, Japan).

"Hot rolling mills and hot rolling methods" was invented by Tatsunori Sugimoto (Hiroshima, Japan), Kenji Horii (Hiroshima, Japan), Akio Kuroda (Hiroshima, Japan), Akira Sako (Hiroshima, Japan) and Shinya Kanemori (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Angles of an upper-side pair of an upper work roll 110A and an upper backup roll 120A, and a lower-side pair of a lower work roll 110B and a lower backup roll 120B are adjusted in a state where the upper-side pair is kept parallel and in a state where the lower-side pair is kept parallel. Thereaft...