Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361513 | Method and apparatus for drying and briquetting coal | — | 1994-11-08 |
| 5232679 | Process for production of value-added coproducts from coal and other carbonaceous materials | Mahesh C. Jha | 1993-08-03 |