Longfei LIN

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Flexible skew rolling mill with dual-rotatable-shafts
- Patent number 11,612,919
- Issue date Mar 28, 2023
- University of Science and Technology Beijing
- Baoyu Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device and method for forming shaft part by two-roller flexible ske...
- Patent number 11,484,924
- Issue date Nov 1, 2022
- University of Science and Technology Beijing
- Baoyu Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
FLEXIBLE SKEW ROLLING MILL WITH DUAL-ROTATABLE-SHAFTS
- Publication number 20200398323
- Publication date Dec 24, 2020
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Baoyu WANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DEVICE AND METHOD FOR FORMING SHAFT PART BY TWO-ROLLER FLEXIBLE SKE...
- Publication number 20200346262
- Publication date Nov 5, 2020
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Baoyu WANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...