MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202517050747 A) filed by Jfe Steel Corporation, Tokyo, on May 27, for 'method for producing electrical steel sheet equipped with insulating coating film.'
Inventor(s) include Kokufu Karin; and Terashima Takashi.
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: "In the present invention, a pretreatment coating film forming agent is applied onto an electrical steel sheet having a forsterite coating film, baking is performed at 130-600 C and in an atmosphere with a hydrogen concentration of 0.01-10.0 vol% to form a pretreatment coating film, cooling ...