Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309727 | Multi-stage circulating fluidized bed syngas cooling | Guohai Liu, Pannalal Vimalchand, Xiaofeng Guan | 2019-06-04 |
| 9677676 | One-way check valve for solid particulate flow pipeline | — | 2017-06-13 |
| 9505999 | Method to reduce formation of effluent water in the coal gasification process | — | 2016-11-29 |
| 9464848 | Multi-stage circulating fluidized bed syngas cooling | Guohai Liu, Pannalal Vimalchand, Xiaofeng Guan | 2016-10-11 |
| 9335100 | Ash and solids cooling in high temperature and high pressure environment | Pannalal Vimalchand, Guohai Liu | 2016-05-10 |
| 9242220 | Dispersed bubble reactor for enhanced gas-liquid-solids contact and mass transfer | Pannalal Vimalchand, Guohai Liu, Alexander Bonsu | 2016-01-26 |
| 9181502 | Gasification of high ash, high ash fusion temperature bituminous coals | Guohai Liu, Pannalal Vimalchand | 2015-11-10 |
| 9150800 | Second stage gasifier in staged gasification and integrated process | Guohai Liu, Pannalal Vimalchand | 2015-10-06 |
| 9114350 | Apparatus and methods for regeneration of precipitating solvent | Guohai Liu, Pannalal Vimalchand, Alexander Bonsu | 2015-08-25 |
| 8689709 | Oxycombustion in transport oxy-combustor | Pannalal Vimalchand, Guohai Liu | 2014-04-08 |
| 7771585 | Method and apparatus for the separation of a gas-solids mixture in a circulating fluidized bed reactor | Pannalal Vimalchand, Guohai Liu | 2010-08-10 |