Xufeng LIU

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tundish
- Patent number 11,684,969
- Issue date Jun 27, 2023
- Baoshan Iron & Steel Co., Ltd.
- Jianjun Zhi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Flow-controllable tundish structure capable of filtering inclusions...
- Patent number 11,273,488
- Issue date Mar 15, 2022
- Baoshan Iron & Steel Co., Ltd.
- Xufeng Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Flow-controllable tundish structure capable of filtering inclusions...
- Patent number 11,179,775
- Issue date Nov 23, 2021
- Baoshan Iron & Steel Co., Ltd.
- Xufeng Liu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
TUNDISH
- Publication number 20210291260
- Publication date Sep 23, 2021
- Baoshan Iron & Steel Co., Ltd
- Jianjun ZHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FLOW-CONTROLLABLE TUNDISH STRUCTURE CAPABLE OF FILTERING INCLUSIONS...
- Publication number 20210016346
- Publication date Jan 21, 2021
- Baoshan Iron & Steel Co., Ltd
- Xufeng LIU
- B22 - CASTING POWDER METALLURGY