Huimin Yao

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Curing agent for water glass molding and manufacturing method and u...
- Patent number 11,305,335
- Issue date Apr 19, 2022
- JINAN SHENGQUAN GROUP SHARE-HOLDINGS CO., LTD
- Jianxun Zhu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Curing agent for use in casting water glass
- Patent number 11,253,911
- Issue date Feb 22, 2022
- JINAN SHENGQUAN GROUP SHARE HOLDING CO., LTD.
- Jianxum Zhu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
CURING AGENT FOR USE IN CASTING WATER GLASS
- Publication number 20200164426
- Publication date May 28, 2020
- JINAN SHENGQUAN GROUP SHARE-HOLDING CO., LTD.
- JIANXUM ZHU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CURING AGENT FOR WATER GLASS MOLDING AND MANUFACTURING METHOD AND U...
- Publication number 20190388960
- Publication date Dec 26, 2019
- JINAN SHENGQUAN GROUP SHARE HOLDING CO., LTD.
- Jianxun Zhu
- B22 - CASTING POWDER METALLURGY