MUMBAI, India, Aug. 1 -- Intellectual Property India has published a patent application (202517058069 A) filed by Nippon Steel Corporation, Tokyo, on June 17, for 'cold-rolled steel sheet and method for producing same.'
Inventor(s) include Igarashi Kosuke; Yokoyama Takafumi; and Tsunemi Yusuke.
The application for the patent was published on Aug. 1, under issue no. 31/2025.
According to the abstract released by the Intellectual Property India: "This cold-rolled steel sheet has a specific chemical composition, and a surface layer part thereof ranging from the surface to a depth of 10 m to 20 m in the sheet thickness direction has a metal structure which contains, in volume percentage, 10% to 95% of ferrite, with the balance being made up ...