Yuanxun SHEN

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Henan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Brazing wire, forming method of brazing wire and forming mold of br...
- Patent number 11,845,146
- Issue date Dec 19, 2023
- ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
- Sujuan Zhong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Copper-phosphorus-zinc-tin Brazing Sheet and Preparation Method and...
- Publication number 20240017359
- Publication date Jan 18, 2024
- ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
- Quanbin LU
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BRAZING WIRE, FORMING METHOD OF BRAZING WIRE AND FORMING MOLD OF BR...
- Publication number 20220339743
- Publication date Oct 27, 2022
- ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
- Sujuan ZHONG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR