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High Strength And Thick Steel Sheet Having Excellent Hole Expandability And Ductility, And Manufacturing Method Therefor
Abstract: The present invention relates to steel suitable as a material for automobiles and, particularly, to a high-strength and thick steel sheet having excellent hole expandability and ductility, and a manufacturing method therefor.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
09 April 2024
Publication Number
48/2024
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. CHO, Kyoung-Rae
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. KIM, Sung-Kyu
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. PARK, Jun-Ho
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
4. HAN, Sang-Ho
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
5. KIM, Jeong-Hun
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417028952-STATEMENT OF UNDERTAKING (FORM 3) [09-04-2024(online)].pdf | 2024-04-09 |
| 2 | 202417028952-REQUEST FOR EXAMINATION (FORM-18) [09-04-2024(online)].pdf | 2024-04-09 |
| 3 | 202417028952-PROOF OF RIGHT [09-04-2024(online)].pdf | 2024-04-09 |
| 4 | 202417028952-PRIORITY DOCUMENTS [09-04-2024(online)].pdf | 2024-04-09 |
| 5 | 202417028952-POWER OF AUTHORITY [09-04-2024(online)].pdf | 2024-04-09 |
| 6 | 202417028952-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [09-04-2024(online)].pdf | 2024-04-09 |
| 7 | 202417028952-FORM 18 [09-04-2024(online)].pdf | 2024-04-09 |
| 8 | 202417028952-FORM 1 [09-04-2024(online)].pdf | 2024-04-09 |
| 9 | 202417028952-FIGURE OF ABSTRACT [09-04-2024(online)].pdf | 2024-04-09 |
| 10 | 202417028952-DRAWINGS [09-04-2024(online)].pdf | 2024-04-09 |
| 11 | 202417028952-DECLARATION OF INVENTORSHIP (FORM 5) [09-04-2024(online)].pdf | 2024-04-09 |
| 12 | 202417028952-COMPLETE SPECIFICATION [09-04-2024(online)].pdf | 2024-04-09 |
| 13 | 202417028952-FORM-26 [27-06-2024(online)].pdf | 2024-06-27 |
| 14 | 202417028952-Others-020724.pdf | 2024-07-05 |
| 15 | 202417028952-GPA-020724.pdf | 2024-07-05 |
| 16 | 202417028952-Correspondence-020724.pdf | 2024-07-05 |
| 17 | 202417028952-FORM 3 [05-09-2024(online)].pdf | 2024-09-05 |