Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066916 | Nozzle and injection device for use in underground coal gasification process and method for operating injection device | Zhenhua Min, Yuanli Wang | 2021-07-20 |
| 11021943 | Ignition device for underground coal gasification process, and applications thereof | Zhenhua Min, Yuanli Wang | 2021-06-01 |
| 10975678 | Production well apparatus for underground coal gasification and use thereof | Zhenhua Min, Yuanli Wang | 2021-04-13 |
| 10711587 | Oxidizing agent injection equipment for underground coal gasification process and application thereof | Zhenhua Min, Yuanli Wang | 2020-07-14 |
| 10208578 | Moving injection gravity drainage for heavy oil recovery | Greg Martin Parry Perkins | 2019-02-19 |
| 9228426 | Underground coal gasification well liner | Greg Martin Parry Perkins, Aman Chandra | 2016-01-05 |