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Solution Composition For Steel Sheet Surface Treatment, Steel Sheet Surface Treated Using Same, And Manufacturing Method Therefor
Abstract: The present invention relates to a solution composition capable of improving pitting corrosion resistance and blackening resistance of a steel sheet, a steel sheet surface-treated using same, and a method for manufacturing the steel sheet.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
27 June 2024
Publication Number
50/2024
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
POSCO CO., LTD
6261, Donghaean-ro, Nam-gu
Pohang-si,
Gyeongsangbuk-do 37859
Inventors
1. CHOI, Chang-Hoon
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. CHO, Soo-Hyoun
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. KIM, Tae-Chul
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
4. KIM, Sung-Joo
6262, Donghaean-ro, Nam-gu
Pohang-si,
Gyeongsangbuk-do 37877
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417049414-STATEMENT OF UNDERTAKING (FORM 3) [27-06-2024(online)].pdf | 2024-06-27 |
| 2 | 202417049414-REQUEST FOR EXAMINATION (FORM-18) [27-06-2024(online)].pdf | 2024-06-27 |
| 3 | 202417049414-PROOF OF RIGHT [27-06-2024(online)].pdf | 2024-06-27 |
| 4 | 202417049414-PRIORITY DOCUMENTS [27-06-2024(online)].pdf | 2024-06-27 |
| 5 | 202417049414-POWER OF AUTHORITY [27-06-2024(online)].pdf | 2024-06-27 |
| 6 | 202417049414-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [27-06-2024(online)].pdf | 2024-06-27 |
| 7 | 202417049414-FORM 18 [27-06-2024(online)].pdf | 2024-06-27 |
| 8 | 202417049414-FORM 1 [27-06-2024(online)].pdf | 2024-06-27 |
| 9 | 202417049414-FIGURE OF ABSTRACT [27-06-2024(online)].pdf | 2024-06-27 |
| 10 | 202417049414-DRAWINGS [27-06-2024(online)].pdf | 2024-06-27 |
| 11 | 202417049414-DECLARATION OF INVENTORSHIP (FORM 5) [27-06-2024(online)].pdf | 2024-06-27 |
| 12 | 202417049414-COMPLETE SPECIFICATION [27-06-2024(online)].pdf | 2024-06-27 |
| 13 | 202417049414-certified copy of translation [01-07-2024(online)].pdf | 2024-07-01 |
| 14 | 202417049414-FORM-26 [02-09-2024(online)].pdf | 2024-09-02 |
| 15 | 202417049414-Others-180924.pdf | 2024-09-24 |
| 16 | 202417049414-GPA-180924.pdf | 2024-09-24 |
| 17 | 202417049414-Correspondence-180924.pdf | 2024-09-24 |
| 18 | 202417049414-FORM 3 [24-12-2024(online)].pdf | 2024-12-24 |