Patents/Inventors

Zhaijun Wen

BeijingCN1 patent

2 Patents

US120653782024
Method for Preparing Low-background Cement
CHINA BUILDING MATERIALS ACADEMY CO., Ltd.
0 cites
US120308142024
Method for Preparing Portland Cement Featuring Early Strength, Low Shrinkage, and Low Heat
2Nd Assignee: CHINA NATIONAL BUILDING MATERIAL GROUP CO., Ltd.
0 cites