Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311348 | Catalyst pre-hydrocarbon pooling method and device therefor | Ruiyun Li, Li Li | 2025-05-27 |
| 12312287 | Method and device thereof for improving selectivity of oxygenate conversion to low-carbon olefin | Ruiyun Li, Li Li | 2025-05-27 |
| 10864509 | Regenerated catalyst cooling method | — | 2020-12-15 |
| 10625253 | Regenerated catalyst cooling method | — | 2020-04-21 |