MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617086044 A) filed by Nippon Steel Corporation on July 14, 2026, for Magnesium Oxide Powder, Method For Producing Magnesium Oxide Powder, Method For Producing Magnesium Oxide Particles, And Method For Producing Grain-Oriented Electromagnetic Steel Sheet.
Inventors include Yamagata Ryutaro; Takeda Kazutoshi; and Takahashi Takafumi.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: This magnesium oxide (MgO) powder is for an annealing separator, and contains B at 0.030 mass% or more but less than 0.250 mass%. When the particles constituting the MgO powder are classified by a classifier with a cl...