MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202517044409 A) filed by Arcelormittal, Luxembourg, on May 7, for 'hot rolling with residual elements.'
Inventor(s) include Iung, Thierry; and Jacolot, Ronan.
The application for the patent was published on June 13, under issue no. 24/2025.
According to the abstract released by the Intellectual Property India: "A method of manufacturing a hot rolled steel product having a composition in weight percent being: 0.002 = C = 0.8, 0.1 = Mn = 12.0, Si = 2, Al = 2, Cr = 0.5, Nb = 0.08, Ti = 0.1 and a balance consisting of Fe, residual elements and unavoidable impurities, comprising the steps of: i. acquiring an initial target composition with a content of manganese Mnt,i, ii. melting steel scraps comprising residual elements, in. estimating the contents Mn0, Mo0, Sn0, Sb0 or As0, iv. determining an adjusted target composition with an adjusted content of manganese Mnt,a where Mnt,a = Mnt,i - MNRES with MNRES an adjustment term which combines corrective terms associated to the residual elements, V. adding elements to the steel melt so that Mn0 + MnADD Mnt,a, wherein MnADD represents the content of manganese added, Vi. casting a semi-finished product, vii. hot rolling said semi-finished product."
The patent application was internationally filed on Dec. 01, 2023, under International application No.PCT/IB2023/062110.
Disclaimer: Curated by HT Syndication.
