Mg O Powder, Mg O Slurry, Production Methods Of Those, And Method For

Mg O Powder, Mg O Slurry, Production Methods Of Those, And Method For Producing Grain Oriented Electrical Steel Sheet

Abstract: This MgO powder has an MgO content of 90% or more, the mass of granular particles is 10-85% of the mass of the whole MgO powder, and if Lfave is the average particle diameter of plate-like particles and Lgave is the average particle diameter of the granular particles, Lgave/Lfave is more than 1.00.

Patent Information

Application #

Filing Date

29 September 2025

Publication Number

44/2025

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

NIPPON STEEL CORPORATION

6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Inventors

1. YAMAGATA Ryutaro

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

2. TAKEDA Kazutoshi

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

3. TAKAHASHI Takafumi

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Specification

Documents

Application Documents

#	Name	Date
1	202517093271-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [29-09-2025(online)].pdf	2025-09-29
2	202517093271-STATEMENT OF UNDERTAKING (FORM 3) [29-09-2025(online)].pdf	2025-09-29
3	202517093271-REQUEST FOR EXAMINATION (FORM-18) [29-09-2025(online)].pdf	2025-09-29
4	202517093271-PROOF OF RIGHT [29-09-2025(online)].pdf	2025-09-29
5	202517093271-PRIORITY DOCUMENTS [29-09-2025(online)].pdf	2025-09-29
6	202517093271-POWER OF AUTHORITY [29-09-2025(online)].pdf	2025-09-29
7	202517093271-FORM 18 [29-09-2025(online)].pdf	2025-09-29
8	202517093271-FORM 1 [29-09-2025(online)].pdf	2025-09-29
9	202517093271-DRAWINGS [29-09-2025(online)].pdf	2025-09-29
10	202517093271-DECLARATION OF INVENTORSHIP (FORM 5) [29-09-2025(online)].pdf	2025-09-29
11	202517093271-COMPLETE SPECIFICATION [29-09-2025(online)].pdf	2025-09-29