INTERNATIONAL PATENT: PRIMETALS TECHNOLOGIES JAPAN, LTD., ＰＲＩＭＥＴＡＬＳ ＴＥＣＨＮＯＬＯＧＩＥＳ ＪＡＰＡＮ株式会社 FILES APPLICATION FOR "WEAR STATE EVALUATION METHOD FOR ROLL, OPERATION METHOD, WEAR STATE EVALUATION DEVICE FOR ROLL, OPERATION DEVICE AND ROLLING APPARATUS"

GENEVA, Feb. 10 -- PRIMETALS TECHNOLOGIES JAPAN, LTD. (6-22, Kanonshin-Machi 4-chome, Nishi-ku, Hiroshima-shi, Hiroshima7338553), Ｐｒｉｍｅｔａｌｓ　Ｔｅｃｈｎｏｌｏｇｉｅｓ　Ｊａｐａｎ株式会社 (広島県広島市西区観音新町四丁目６番２２号) filed a patent application (PCT/JP2023/028102) for "WEAR STATE EVALUATION METHOD FOR ROLL, OPERATION METHOD, WEAR STATE EVALUATION DEVICE FOR ROLL, OPERATION DEVICE, AND ROLLING APPARATUS" on Aug 01, ...