Xinjian Ma

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for directly producing pickling-free hot-plated sheet strip...
- Patent number 10,683,561
- Issue date Jun 16, 2020
- Baoshan Iron & Steel Co., Ltd.
- Jun Li
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DIRECTLY PRODUCING PICKLING-FREE HOT-PLATED SHEET STRIP...
- Publication number 20170114427
- Publication date Apr 27, 2017
- BAOSHAN IRON & STEEL CO.,LTD.
- Jun Li
- C21 - METALLURGY OF IRON