Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391861 | Cement slurry system, preparation method therefor and use thereof | Jianzhou Jin, Yuchao Guo, Hong Yue, Youcheng Zheng, Hua Zhang +20 more | 2025-08-19 |
| 12305116 | Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof | Jianzhou Jin, Lili Chen, Yuchao Guo, Hua Zhang, Fuchen Liu +25 more | 2025-05-20 |
| 11926787 | Well cementing method for improving well cementing quality by controlling hydration heat of cement slurry | Shuoqiong Liu, Hua Zhang, Jianzhou Jin, Ming Xu, Yongjin Yu +20 more | 2024-03-12 |
| 11112398 | Apparatus and method for determining volume stability of well cement | Fuyun Wang, Jie Li, Huiyun Ma, Libin Jiao, Tao Yang +2 more | 2021-09-07 |
| 10928282 | Method and device for determining elasticity of cement stone utilized in well cementing of oil-gas well | Bo Kong, Jie Li, Huiyun Ma, Yu SANG, Tao Yang +15 more | 2021-02-23 |