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Non Oriented Electrical Steel Sheet And Method Of Manufacturing Same
Abstract: The present invention pertains to a non-oriented electrical steel sheet and a method of manufacturing same. In the non-oriented electrical steel sheet, the area fraction of grains having a grain size less than 1/3 the average grain size may be less than 5%, and the fraction of areas in which the dislocation density is greater than 1012/m2 and less than or equal to 1016/m2 may be less than 5% of the total area.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
23 May 2025
Publication Number
27/2025
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. LEE, Seil
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
2. MUN, Hyunwoo
6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517049695-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [23-05-2025(online)].pdf | 2025-05-23 |
| 2 | 202517049695-STATEMENT OF UNDERTAKING (FORM 3) [23-05-2025(online)].pdf | 2025-05-23 |
| 3 | 202517049695-REQUEST FOR EXAMINATION (FORM-18) [23-05-2025(online)].pdf | 2025-05-23 |
| 4 | 202517049695-PROOF OF RIGHT [23-05-2025(online)].pdf | 2025-05-23 |
| 5 | 202517049695-PRIORITY DOCUMENTS [23-05-2025(online)].pdf | 2025-05-23 |
| 6 | 202517049695-POWER OF AUTHORITY [23-05-2025(online)].pdf | 2025-05-23 |
| 7 | 202517049695-MARKED COPIES OF AMENDEMENTS [23-05-2025(online)].pdf | 2025-05-23 |
| 8 | 202517049695-FORM 18 [23-05-2025(online)].pdf | 2025-05-23 |
| 9 | 202517049695-FORM 13 [23-05-2025(online)].pdf | 2025-05-23 |
| 10 | 202517049695-FORM 1 [23-05-2025(online)].pdf | 2025-05-23 |
| 11 | 202517049695-FIGURE OF ABSTRACT [23-05-2025(online)].pdf | 2025-05-23 |
| 12 | 202517049695-DRAWINGS [23-05-2025(online)].pdf | 2025-05-23 |
| 13 | 202517049695-DECLARATION OF INVENTORSHIP (FORM 5) [23-05-2025(online)].pdf | 2025-05-23 |
| 14 | 202517049695-COMPLETE SPECIFICATION [23-05-2025(online)].pdf | 2025-05-23 |
| 15 | 202517049695-AMMENDED DOCUMENTS [23-05-2025(online)].pdf | 2025-05-23 |
| 16 | 202517049695-FORM 3 [04-09-2025(online)].pdf | 2025-09-04 |