Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325945 | Isolation type tunnel washer for cleaning clothes against secondary pollution | Shengang Cai, Lei Xia, Wenxian Tang, Zhiying Sun, Yun Chen +3 more | 2025-06-10 |
| 11130892 | Oil-based dust suppression composition and method of use | Kewei Zhang, Bill O'Neil, Chuanzhong Wang, Harvey Quintero, Grant Farion | 2021-09-28 |
| 10202542 | Aqueous slurry for particulates transportation | Kewei Zhang, Julius Xaver HEIDLAS, Chuanzhong Wang | 2019-02-12 |
| 10196560 | Proppant treatment with polymerizable natural oils | Kewei Zhang, Chuanzhong Wang, Leo Zhaoqing Liu | 2019-02-05 |
| 9932514 | Compositions and methods for making aqueous slurry | Kewei Zhang, Shang Ying Liu, Chuanzhong Wang | 2018-04-03 |