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Solution Composition For Surface Treatment Of Steel Sheet, Steel Sheet Surface Treated Using Same, And Manufacturing Method Therefor
Abstract: The present invention relates to: a solution composition capable of improving 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
02 July 2024
Publication Number
51/2024
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
POSCO CO., LTD
6261, Donghaean-ro, Nam-gu
Pohang-si,
Gyeongsangbuk-do 37859
UNICOH SPECIALTY CHEMICALS CO., LTD
25 Seoman-ro 46beon-gil, Nam-gu
Pohang-si,
Gyeongsangbuk-do 37865
Inventors
1. CHOI, Chang-Hoon
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. KIM, Jong-Kook
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. CHO, Soo-Hyoun
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
4. SONG, Ho-Cheol
25 Seoman-ro 46beon-gil, Nam-gu
Pohang-si,
Gyeongsangbuk-do 37865
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417050688-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [02-07-2024(online)].pdf | 2024-07-02 |
| 2 | 202417050688-STATEMENT OF UNDERTAKING (FORM 3) [02-07-2024(online)].pdf | 2024-07-02 |
| 3 | 202417050688-REQUEST FOR EXAMINATION (FORM-18) [02-07-2024(online)].pdf | 2024-07-02 |
| 4 | 202417050688-PROOF OF RIGHT [02-07-2024(online)].pdf | 2024-07-02 |
| 5 | 202417050688-PRIORITY DOCUMENTS [02-07-2024(online)].pdf | 2024-07-02 |
| 6 | 202417050688-POWER OF AUTHORITY [02-07-2024(online)].pdf | 2024-07-02 |
| 7 | 202417050688-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [02-07-2024(online)].pdf | 2024-07-02 |
| 8 | 202417050688-FORM 18 [02-07-2024(online)].pdf | 2024-07-02 |
| 9 | 202417050688-FORM 1 [02-07-2024(online)].pdf | 2024-07-02 |
| 10 | 202417050688-FIGURE OF ABSTRACT [02-07-2024(online)].pdf | 2024-07-02 |
| 11 | 202417050688-DRAWINGS [02-07-2024(online)].pdf | 2024-07-02 |
| 12 | 202417050688-DECLARATION OF INVENTORSHIP (FORM 5) [02-07-2024(online)].pdf | 2024-07-02 |
| 13 | 202417050688-COMPLETE SPECIFICATION [02-07-2024(online)].pdf | 2024-07-02 |
| 14 | 202417050688-FORM-26 [25-09-2024(online)].pdf | 2024-09-25 |
| 15 | 202417050688-Others-260924.pdf | 2024-09-30 |
| 16 | 202417050688-GPA-260924.pdf | 2024-09-30 |
| 17 | 202417050688-Correspondence-260924.pdf | 2024-09-30 |
| 18 | 202417050688-FORM 3 [24-12-2024(online)].pdf | 2024-12-24 |