Jifeng SUN

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Powder metallurgy titanium alloys
- Patent number 11,008,639
- Issue date May 18, 2021
- Baoshan Iron & Steel Co., Ltd.
- Yafeng Yang
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
POWDER METALLURGY TITANIUM ALLOYS
- Publication number 20190048439
- Publication date Feb 14, 2019
- Baoshan Iron & Steel Co., Ltd
- Yafeng YANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...