Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9823021 | Methods and systems for cooling hot particulates | Yongchao Li | 2017-11-21 |
| 8888899 | Transfer line for the primary cyclone of a gasifier | Yongchao Li | 2014-11-18 |
| 8192614 | Self-stripping FCC riser cyclone | Phillip K. Niccum, Richard Miller, Steven Arthur Tragesser | 2012-06-05 |