MUMBAI, India, July 5 -- Intellectual Property India has published a patent application (202517047008 A) filed by Nippon Yakin Kogyo Co. Ltd., Tokyo, on May 15, for 'fe-cr-ni-based alloy having excellent surface properties, and method for manufacturing same.'
Inventor(s) include Ogasawara, Daiki; and Mizuno, Kenji.
The application for the patent was published on July 4, under issue no. 27/2025.
According to the abstract released by the Intellectual Property India: "An Fe-Cr-Ni-based alloy comprising 0.020-0.150% of C, 0.05-0.80% of Si, 0.10-1.50% of Mn, 0.035% or less of P, 0.0050% or less of S, 34.0-48.0% of Ni, 22.0-29.0% of Cr, 0.20-1.20% of Mo, 0.005-0.180% of Al, 0.0001-0.0100% of Mg, 0.0001-0.0100% of Ca, 0.20-0.80% of Nb, 0.050-0.500% of N, 0.0001-0.0060% of O, 0.80% or less of Cu, 0.100% or less of Ti, and 0.50% or less of Co, the remaining portion being Fe and unavoidable impurities, wherein the alloy includes one or more nonmetal inclusions among MgO, CaO, CaO-MgO-based oxides, CaO-Al2O3-MgO-based oxides, and MgO Al2O3, and the count proportion of MgO Al2O3 with respect to all oxide-based nonmetal inclusions is 50% or less."
The patent application was internationally filed on Oct. 06, 2023, under International application No.PCT/JP2023/036560.
Disclaimer: Curated by HT Syndication.
