Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525231 | Double-spiral-tube structure, grouting and pile forming device and construction method for strengthening soft soil | Xuguang Chen, Guangkun Lu, Ning Zhang | 2022-12-13 |
| 11491444 | Preparation and application of in-situ high efficient degradation carbon based materials of VOCs in landfill based on waste recycling | Lei Liu, Linbo Qin, Jiangshan Li, Yijun Chen | 2022-11-08 |
| 11261657 | Window blind | — | 2022-03-01 |