Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982885 | Falling-film evaporator suitable for low pressure refrigerant | Xiuping Su, Li Wang, Fang Xue | 2021-04-20 |
| 10883320 | Ground wellhole dedicated protective pipe for gas extraction of mining-induced area | Wei Lu, Qianting Hu, Guansheng Qi, Weimin Cheng, Dong Wang +1 more | 2021-01-05 |