DongMing DUAN

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Nanjing City, Jiangsu Province, CN

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Patents Applicationslast 30 patents

Information Patent Application
NICKEL-FREE LPG MARINE STEEL PLATE AND MANUFACTURING METHOD THEREFOR
- Publication number 20230103684
- Publication date Apr 6, 2023
- NANJING IRON & STEEL CO., LTD.
- Yantang CHEN
- C21 - METALLURGY OF IRON
Information Patent Application
690 MPA-GRADE MEDIUM MANGANESE STEEL MEDIUM THICK STEEL WITH HIGH S...
- Publication number 20220411907
- Publication date Dec 29, 2022
- NANJING IRON & STEEL CO., LTD.
- DongMing DUAN
- C21 - METALLURGY OF IRON