Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815026 | Method of recovery of organic solvents required in refining of coal | Pinakpani Biswas, Pradip Banerjee | 2017-11-14 |
| 9441175 | Process for production of low ash clean coal from high ash coal with total solvent recovery | Pinakpani Biswas, Pradip Banerjee | 2016-09-13 |
| 8262751 | Development of a techno-economic process for organo refining of coal | Pinakpani Biswas, Pradip Banerjee | 2012-09-11 |