Yifang LIU

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
HIGH DENSITY WASHABLE MINING GROUTING REINFORCEMENT MATERIAL AND PR...
- Publication number 20240409466
- Publication date Dec 12, 2024
- CCRI (Beijing) New Material Technology Co., Ltd.
- Xiaofeng Yu
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD FOR PREPARING GROUTING REINFORCEMENT FILLER FOR MINING
- Publication number 20230391669
- Publication date Dec 7, 2023
- CCTEG CHINA COAL RESEARCH INSTITUTE
- Xiaofeng YU
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES