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Non Oriented Electrical Steel Sheet And Manufacturing Method Therefor
Abstract: A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 0.3-7.0% of Si, 0.001-3.0% of Al, 0.03-2.0% of Mn, and the balance of Fe and inevitable impurities, and comprises an oxide layer in the direction from the surface of the steel sheet to the inside of the steel sheet, wherein the thickness of the oxide layer is 7.0 µm or less.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
24 June 2026
Publication Number
27/2026
Publication Type
INA
Invention Field
METALLURGY
Status
Email
Parent Application
Applicants
POSCO CO., LTD
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
Inventors
1. LIM, Namsuk
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
2. RYU, Hanjin
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
3. KWON, Min Serk
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
4. KIM, Donghwi
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
5. CHOI, Heonjo
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
6. JUNG, Hongwook
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202647077854-WIPO_PCT_DOC.pdf | 2026-06-24 |
| 2 | 202647077854-TRANSLATION OF PRIORITY DOCUMENTS ETC. [24-06-2026(online)].pdf | 2026-06-24 |
| 3 | 202647077854-STATEMENT OF UNDERTAKING (FORM 3) [24-06-2026(online)].pdf | 2026-06-24 |
| 4 | 202647077854-PROOF OF RIGHT [24-06-2026(online)].pdf | 2026-06-24 |
| 5 | 202647077854-PRIORITY DOCUMENTS [24-06-2026(online)].pdf | 2026-06-24 |
| 6 | 202647077854-POWER OF AUTHORITY [24-06-2026(online)].pdf | 2026-06-24 |
| 7 | 202647077854-FORM 18 [24-06-2026(online)].pdf | 2026-06-24 |
| 8 | 202647077854-FORM 1 [24-06-2026(online)].pdf | 2026-06-24 |
| 9 | 202647077854-DECLARATION OF INVENTORSHIP (FORM 5) [24-06-2026(online)].pdf | 2026-06-24 |
| 10 | 202647077854-COMPLETE SPECIFICATION [24-06-2026(online)].pdf | 2026-06-24 |
| 11 | 202647077854-PATENT_APPLICATION_PUBLICATION.pdf | 2026-07-11 |