Zhiyong Qing

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR HIGH-EFFICIENCY PREPARATION OF SPHERICAL META...
- Publication number 20220001448
- Publication date Jan 6, 2022
- DALIAN UNIVERSITY OF TECHNOLOGY
- Wei DONG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
APPARATUS AND METHOD FOR EFFICIENTLY PREPARING ULTRAFINE SPHERICAL...
- Publication number 20210308763
- Publication date Oct 7, 2021
- DALIAN UNIVERSITY OF TECHNOLOGY
- Xiaoming WANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
APPARATUS AND METHOD FOR PREPARING SPHERICAL METAL POWDER BASED ON...
- Publication number 20210308764
- Publication date Oct 7, 2021
- DALIAN UNIVERSITY OF TECHNOLOGY
- Xiaoming WANG
- B22 - CASTING POWDER METALLURGY