Intellectual Property India Publishes Patent Application for 'Rail And Method Of Producing Same' Filed by Jfe Steel Corporation

MUMBAI, India, Sept. 12 -- Intellectual Property India has published a patent application (202517079042 A) filed by Jfe Steel Corporation, Tokyo, on Aug. 20, for 'rail and method of producing same.'

Inventor(s) include Ando Keisuke; Ohtsubo Hirofumi; and Honjo Minoru.

The application for the patent was published on Sept. 12, under issue no. 37/2025.

According to the abstract released by the Intellectual Property India: "Provided is a rail in which the rail bottom has excellent fatigue crack propagation resistance. The rail has a composition containing 0.70-1.20 mass% C, 0.10-1.20 mass% Si, 0.10-1.50 mass% Mn, 0.035 mass% or less P, 0.020 mass% or less S, 0.05-2.00 mass% Cr, with the remainder being Fe and unavoidable impurities. The area...