Chunmei Liu

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for precision forming by continuous free bending
- Patent number 12,311,424
- Issue date May 27, 2025
- Nanjing University of Aeronautics and Astronautics
- Xunzhong Guo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
FREE-BENDING FORMING APPARATUS FOR TUBULAR COMPONENT MADE OF DIFFIC...
- Publication number 20230191472
- Publication date Jun 22, 2023
- Nanjing University of Aeronautics and Astronautics
- Xunzhong Guo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRECISION FORMING BY CONTINUOUS FREE BENDING
- Publication number 20220379362
- Publication date Dec 1, 2022
- NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS
- Xunzhong Guo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...