Guojun YAN

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Shaanxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Self-lubricating rolling bearing and preparation method therefor
- Patent number 11,085,097
- Issue date Aug 10, 2021
- Xi'an University of Technology
- Yang Xu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Self-Lubricating Rolling Bearing and Preparation Method Therefor
- Publication number 20190194771
- Publication date Jun 27, 2019
- XI'AN UNIVERSITY OF TECHNOLOGY
- Yang XU
- C21 - METALLURGY OF IRON