Xingyi LIU

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Special-shaped roll formed by a composite casting method and prepar...
- Patent number 10,814,382
- Issue date Oct 27, 2020
- SHANDONG PROVINCE SIFANG TECHNICAL DEVELOPMENT GROUP CO., LTD.
- Houzhi Yuan
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE CASTING SPECIAL-SHAPED ROLL AND PREPARATION PROCESS THERE...
- Publication number 20180257134
- Publication date Sep 13, 2018
- SHANDONG PROVINCE SIFANG TECHNICAL DEVELOPMENT CO., LTD
- Houzhi YUAN
- C21 - METALLURGY OF IRON