CHENGDE BRANCH OF HBIS GROUP

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Chengde, CN

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING VANADIUM AND VANADIUM ALLOY POWDER FROM VANADI...
- Publication number 20200246875
- Publication date Aug 6, 2020
- CHENGDE BRANCH OF HBIS GROUP
- Na WANG
- B22 - CASTING POWDER METALLURGY