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High Strength Cold Rolled Steel Sheet Having Excellent Surface Quality And Low Mechanical Property Deviation And Manufacturing Method Of Same
Abstract: The present invention relates to: a high-strength cold-rolled steel sheet having excellent surface quality and low mechanical property deviation; and a manufacturing method therefor. More particularly, the present invention relates to: a high-strength cold-rolled steel sheet that can be suitably used for automotive parts by ensuring high strength and elongation with little surface defects and low mechanical property deviation; and a manufacturing method therefor.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
04 April 2024
Publication Number
45/2024
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. KIM, Sung-Il
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. RYU, Joo-Hyun
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. SEO, Chang-Hyo
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417027964-STATEMENT OF UNDERTAKING (FORM 3) [04-04-2024(online)].pdf | 2024-04-04 |
| 2 | 202417027964-REQUEST FOR EXAMINATION (FORM-18) [04-04-2024(online)].pdf | 2024-04-04 |
| 3 | 202417027964-PROOF OF RIGHT [04-04-2024(online)].pdf | 2024-04-04 |
| 4 | 202417027964-PRIORITY DOCUMENTS [04-04-2024(online)].pdf | 2024-04-04 |
| 5 | 202417027964-POWER OF AUTHORITY [04-04-2024(online)].pdf | 2024-04-04 |
| 6 | 202417027964-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [04-04-2024(online)].pdf | 2024-04-04 |
| 7 | 202417027964-FORM 18 [04-04-2024(online)].pdf | 2024-04-04 |
| 8 | 202417027964-FORM 1 [04-04-2024(online)].pdf | 2024-04-04 |
| 9 | 202417027964-FIGURE OF ABSTRACT [04-04-2024(online)].pdf | 2024-04-04 |
| 10 | 202417027964-DRAWINGS [04-04-2024(online)].pdf | 2024-04-04 |
| 11 | 202417027964-DECLARATION OF INVENTORSHIP (FORM 5) [04-04-2024(online)].pdf | 2024-04-04 |
| 12 | 202417027964-COMPLETE SPECIFICATION [04-04-2024(online)].pdf | 2024-04-04 |
| 13 | 202417027964-FORM-26 [11-06-2024(online)].pdf | 2024-06-11 |
| 14 | 202417027964-Others-120624.pdf | 2024-06-21 |
| 15 | 202417027964-GPA-120624.pdf | 2024-06-21 |
| 16 | 202417027964-Correspondence-120624.pdf | 2024-06-21 |
| 17 | 202417027964-FORM 3 [29-08-2024(online)].pdf | 2024-08-29 |