Yi WANG

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Panzhihua, CN

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Patents Grantslast 30 patents

Information Patent Grant
Continuous hot rolled coil for high collapse-resistant sew petroleu...
- Patent number 11,466,333
- Issue date Oct 11, 2022
- PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD.
- Kaihua Zhang
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
CONTINUOUS HOT ROLLED COIL FOR HIGH COLLAPSE-RESISTANT SEW PETROLEU...
- Publication number 20200399728
- Publication date Dec 24, 2020
- Kaihua ZHANG
- C21 - METALLURGY OF IRON